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Easy potato mushroom casserole (vegan bake gratin)

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Potato mushroom casserole Vegan recipe – Welcome to a culinary symphony that transcends ordinary flavors – our Vegan Potato Mushroom Casserole. Prepare to be captivated by a au gratin dish that not only tantalizes the taste buds but elevates the very essence of comfort food. Picture this: layers of thinly sliced potatoes intermingling with succulent mushrooms, all bathed in a luxuriously creamy sauce infused with a medley of aromatic herbs. This vegan potato casserole features tender potatoes and a vegan cheese sauce, topped with golden brown deliciousness. It’s the perfect vegan potato bake recipe! Make this delicious veggie stew as a slow cooker recipe, whip it up in an instant pot, or bake it for a great way to make dinner tonight so much tastier. 

As you embark on this delicious potato gratin journey, the promise of a symphony of tastes unfolds in the perfect comfort food. The savory notes of mushrooms dance harmoniously with the hearty embrace of perfectly cooked potatoes, creating a texture that’s both satisfying and indulgent. Each forkful is a depth of flavor revelation, a celebration of simplicity transformed into culinary brilliance. It’s like a vegan mushroom stew meets a shepherd’s pie. We’re talking the ultimate family favorite vegan potato casserole that’s made for everyday life and any holiday table. 

Potato mushroom casserole flavors

What sets this casserole apart is the meticulous blend of flavors – a delicate balance achieved through the marriage of earthy mushrooms, creamy potatoes, and the aromatic allure of thyme and rosemary. It’s a testament to the artistry that lies in creating a dish that not only nourishes the body but also feeds the soul with every delectable bite. Get ready for meaty mushroom deliciousness perfect for any dinner party, special occasion and everyday life. 

But the allure doesn’t stop there. Imagine the anticipation as your kitchen is enveloped in an irresistible aroma, a prelude to the culinary masterpiece that awaits. And should you choose to crown this creation with a decadent layer of vegan cheese, prepare for a melty, gooey vegan cheese sauce finale that takes the experience to a whole new level.

This casserole isn’t merely a recipe; it’s a testament to the profound joy of crafting something extraordinary from everyday ingredients. It’s a journey into the heart of taste and texture, where simplicity meets sophistication, and each mouthful tells a story of deliciousness. Get ready to embark on a voyage of culinary delight with our Vegan Potato Mushroom Casserole – where taste and texture intertwine in a symphony of sheer culinary bliss. 

Easy dairy free potato mushroom casserole 

Indulge in the culinary magic of our Vegan Potato Mushroom Casserole, a dish that seamlessly combines simplicity with sensational flavors. Here’s why you’re destined to fall in love:

Embark on a journey through layers of thinly sliced potatoes and earthy mushrooms, embraced by a velvety, herb-infused sauce. This casserole is a celebration of comfort and creativity, offering a canvas for your personal culinary touch. Versatile in preparation and boasting an array of cooking methods, it’s the epitome of easy yet extraordinary.

Savor the perfectly balanced marriage of savory mushrooms and hearty potatoes, creating a symphony of taste that’s both wholesome and delectable. Whether you’re a seasoned vegan or exploring plant-based wonders, this dish promises to captivate taste buds with its family-friendly appeal.

Enjoy the convenience of a make-ahead masterpiece, ideal for meal prep or those bustling days when a homemade delight is non-negotiable. With the option of a gooey vegan cheese topping, it’s a sensory delight that extends beyond the palate to the tantalizing aroma that fills your kitchen. It’s a delicious slow cooker vegetable stew that will be one of your favorite slow cooker meals. Meatless meals have never been easier than with this delicious gratin that will transform your vegan slow cooker recipes. But if you are in a rush you can make transform this from a vegetarian slow cooker recipes favorite into a cheesy vegetable casserole you can whip up in an instant pot in no time. 

Best easy potato mushrooms casserole

Get ready for a culinary affair that’s hearty, comforting, and completely plant-based. Our Vegan Potato Mushroom Casserole is not just a recipe; it’s an experience that transforms everyday ingredients into an extraordinary feast for the senses. Featuring incredible flavor this healthy eating cheesy vegetable casserole is worthy of its five star rating. The rich gravy, tender potatoes and delicious flavors are whipped up with little effort. 

Why you and your whole family will enjoy this easy plant based vegetable casserole 

Here’s why you’ll absolutely love this delicious Vegan Potato Mushroom Casserole:

    1.    Flavor Explosion: Imagine layers of thinly sliced potatoes, earthy mushrooms, and a rich, savory sauce infused with herbs. Each bite is a burst of deliciousness.

    2.    Creamy and Comforting: The combination of plant-based milk and the creaminess from mushrooms creates a luscious, comforting texture that’s both satisfying and indulgent.

    3.    Versatile and Customizable: This recipe is a canvas for culinary creativity. You can experiment with different mushroom varieties, herbs, and even add your favorite veggies for a personalized touch.

    4.    Perfectly Balanced: The savory mushrooms, hearty potatoes, and the aromatic blend of herbs create a perfectly balanced rich flavor dish that’s both wholesome and incredibly tasty. It’s a healthy ingredient firm favourite recipe for midweek meals that always lives up to its five star ratings. 

    5.    Easy to Make: With simple ingredients and versatile cooking methods (slow cooker, oven, stovetop, Instant Pot, or air fryer), this casserole is easy to prepare, making it a go-to recipe for any occasion. Make this delicious stew for a large family in a few easy steps and let the dutch oven or crock pot infuse the easy recipe with so much flavor. 

    6.    Great for Meal Prep: Make a batch ahead of time, refrigerate, or freeze for later. It’s a fantastic option for busy days or when you want a delicious homemade meal without the fuss. With only minutes of prep it’s a simple recipe that’s ready to create delicious food flavors with only a little bit of work. 

More reasons why this recipe is so great

    7.    Family-Friendly: Whether you’re a long-time vegan or introducing plant-based meals to your family for dinner time, this easy side dish casserole is a crowd-pleaser. Its comforting flavors appeal to a wide range of tastes.

    8.    Hearty and Filling: The combination of potatoes and mushrooms makes this casserole a hearty and filling option, perfect as a main dish or a satisfying side.

    9.    Vegan Cheese Optional: If you’re a fan of vegan cheese, the optional shredded topping adds a melty, gooey layer that takes this casserole to the next level. It’s a delightful finishing touch. For a delicious cheesy vegetable casserole topping you can also substitute with vegan parmesan cheese. 

    10.    Mouthwatering Aroma: As it cooks, your kitchen will be filled with the irresistible aroma of herbs, mushrooms, and potatoes, creating anticipation for a truly delightful dining experience. It’s the perfect easy vegetarian recipe to add to your side dish recipes. 

In summary, this Vegan Potato Mushroom Casserole is a celebration of flavors, textures, and wholesome ingredients that will leave you craving more. It’s comfort food at its finest, and the best part is that it’s entirely plant-based! 

Slow cooker vegetable casserole ingredients 

Get ready for a flavor-packed journey with our Vegan Potato Mushroom Casserole! Each ingredient plays a crucial role in creating a mouthwatering masterpiece:

1. Potatoes (2 lbs): The hearty base of our casserole, thinly sliced for that perfect texture. Use fresh or leftover potatoes for added convenience. Choose russet potatoes, Yukon potatoes, baby potatoes, or sweet potatoes to make the delicious potato base of the recipe. Or opt for whichever type of potatoes you prefer. 

2. Mushrooms (1 lb): Sliced mushrooms bring a rich umami flavor, adding depth to every bite. You can use baby Bella mushrooms, portobello mushrooms, shiitake, or your preferred mushrooms like chanterelles. Any kind of mushrooms can work to make the tasty mushroom gravy. Or mix the mushrooms and delight the mushroom lover in your family. You can easily adjust the original recipe as you prefer. 

3. Onion (1 piece): Finely chopped onion enhances the savory profile, contributing a delightful sweetness. You can use yellow onion, white onion, green onions, or any onion of your choice. Alternatively, you can also substitute with leeks to get the delicious onion base we want. 

4. Garlic (3 cloves): Minced garlic infuses the casserole with aromatic goodness, elevating the overall taste.

Sauce ingredients

5. Vegetable Broth (1 cup): A flavorful liquid that keeps the casserole moist while enriching it with a savory essence.

6. Plant-Based Milk (1 cup): Almond, soy milk, or your favorite plant-based milk adds creaminess to the mix. For an extra creamy vegan stew sauce you can substitute with vegan sour cream to make the most amazing flavor vegan mushroom bourguignon sauce. 

7. Olive Oil (2 tbsp): A touch of richness and a hint of Mediterranean flair to enhance the overall mouthfeel. Alternatively, you can use avocado oil, coconut oil, or any vegetable oil of your choice. 

8. All-Purpose Flour or Cornstarch (2 tbsp): This thickens the sauce, creating a luscious, velvety texture.

Seasoning and spices 

9. Smoked Paprika (3 tsp): A powerhouse of smoky flavor that adds a delightful twist to the casserole.

10. Dried Thyme (2 tsp): Earthy and aromatic, thyme infuses the dish with a subtle herbal note.

11. Dried Rosemary (2 tsp): Another herbaceous delight, rosemary complements the overall flavor profile.

12. Salt (1/2 tsp) and Black Pepper (1/4 tsp): The dynamic duo for balancing and enhancing all the flavors.

13. Vegan Cheese (1 cup): Shredded vegan cheese, if you desire an indulgent, melty topping.

Optional: add a garnish of fresh parsley to give the great recipe a pop of color. 

From the comforting potatoes to the aromatic thyme and rosemary, each ingredient contributes to the symphony of flavors in this slow cooker vegetable casserole. Get ready to impress your taste buds and make your dinner a culinary celebration!

Best mushrooms for casseroles 

When it comes to choosing mushrooms for our Vegan Potato Mushroom Casserole, you’ve got some fantastic options to play with. Picture this:

Cremini Mushrooms: These little brown beauties bring a rich, earthy flavor that pairs exceptionally well with the other ingredients. Sliced and added to the casserole, they’ll infuse it with a delightful umami depth.

Button Mushrooms: Classic and versatile, button mushrooms are like the chameleons of the fungi world. They absorb the savory goodness of the casserole, offering a mild, delicate taste that’s sure to please.

Portobello Mushrooms: For those who love a hearty mushrooms bite, consider slicing up some portobellos. They have a robust, meaty texture and a deeper flavor profile, adding a satisfying chewiness to each forkful.

Shiitake Mushrooms: Elevate your casserole with a touch of Asian-inspired flair. Shiitakes bring a unique, slightly nutty taste that can take your dish to a whole new level of deliciousness.

Remember, you can mix and match these mushrooms or stick with your personal favorite. The key is to let their distinct flavors meld together, creating a symphony of taste in every bite. So, get creative, embrace the fungi goodness, and let those mushrooms work their magic in this savory masterpiece! 

Best potatoes for vegetable casseroles

Choosing the right potatoes for your casserole can make a big difference in texture and flavor. Here are some spud-tacular options:

1. Russet Potatoes: These are classic and widely used in casseroles. With a high starch content, they break down a bit during cooking, creating a creamy texture that’s perfect for absorbing flavors.

2. Yukon Gold Potatoes: Known for their creamy texture and golden color, Yukon Golds hold their shape well when cooked. They add a buttery richness to your casserole.

3. Red Potatoes: If you prefer a waxy potato that holds its shape, red potatoes are an excellent choice. They have a smooth, thin skin and a subtly sweet flavor.

4. Fingerling Potatoes: These small, slender potatoes come in various colors and offer a buttery, nutty taste. They can add an elegant touch to your casserole.

5. Sweet Potatoes: For a twist, consider using sweet potatoes. They bring a natural sweetness and a vibrant color to the dish. They pair well with savory and earthy flavors.

6. Baby Potatoes: Whether red, gold, or a mix, baby potatoes can be a convenient and tasty option. Their smaller size means less prep work, and they absorb flavors wonderfully.

Ultimately, the best potatoes for your casserole depend on your preference for texture and flavor. Feel free to mix different varieties for a diverse potato experience in every bite! 

Tips and tricks for making the best slow cooker vegan casserole 

Discover the secrets to crafting the perfect slow cooker vegan casserole with these expert tips. From mastering flavor balance and achieving textural variety to choosing the ideal cooking times, these insights will elevate your culinary prowess. Whether you’re a seasoned chef or a kitchen enthusiast, unlock the full potential of your slow cooker with these tried-and-true techniques. Get ready to transform simple ingredients into a symphony of flavors, making each bite a delightful experience. Embrace creativity, savor complexity, and enjoy the journey of crafting exceptional plant-based casseroles with ease.

1. Prep Ingredients:

Uniform Cutting: Ensure veggies are uniformly cut for even cooking. Whether you are using leftover potatoes to make it a leftover baked potato casserole or you’re slicing fresh potatoes, uniform slicing makes the casserole so much better.

Layering: Layer ingredients appropriately to facilitate even distribution of flavors.

2.Flavor Boosters:

Herbs and Spices: Experiment with a variety of herbs and spices to elevate the taste.

Umami: Add ingredients like soy sauce, nutritional yeast, or miso for a savory umami kick.

3. Liquid Balance:

Broth or Sauce: Use a flavorful vegetable broth or a well-seasoned sauce for depth.

Tomato Base: Tomatoes or tomato paste can add richness and acidity.

4. Creaminess:

Plant-Based Milk: Coconut milk, almond milk, or cashew milk can contribute creaminess.

Nutritional Yeast: Enhances the cheesy flavor in vegan casseroles.

5. Textural Variety:

Nuts or Seeds: Add crunch with chopped nuts or seeds as a topping.

Grains: Incorporate grains like quinoa or bulgur for texture.

6. Layering Technique:

Start with Potatoes: Place sliced potatoes at the bottom for a sturdy base.

Greens on Top: Leafy greens can be added in the last hour to retain freshness.

7. Cooking Time:

Adjust Timing: Different slow cookers vary, so adjust cooking times based on your device.

Low and Slow: Cooking on low heat often yields more flavorful results.

8.Avoid Overcrowding:

Allow Space: Avoid overcrowding the slow cooker to ensure proper circulation and cooking.

9. Fresh Additions:

Last-Minute Greens: Add fresh herbs or greens in the last 30 minutes for a burst of freshness.

10. Serve with Care:

Garnish: Finish with a sprinkle of fresh herbs or a drizzle of olive oil for presentation.

Accompaniments: Consider serving with crusty bread or a side salad.

11. Experiment and Adjust:

Personalize: Feel free to experiment with different veggies, herbs, and spices.

Adjust Consistency: If it’s too watery, remove the lid for the last hour to allow some moisture to evaporate.

12. Cooling and Storing:

Cool Before Refrigerating: Allow the casserole to cool slightly before refrigerating to prevent condensation.

Remember, slow cooking is forgiving, so don’t be afraid to get creative and tailor the recipe to your preferences. Enjoy your slow cooker vegan casserole adventure!

Potato mushroom casserole vegan recipe

Quick and Delicious Vegan Potato Mushroom Casserole

Embrace the harmony of wholesome flavors with this Vegan Potato Mushroom Casserole. Layers of thinly sliced potatoes intertwine with savory mushrooms, enriched by aromatic herbs and a creamy plant-based blend. Whether baked to golden perfection in the oven, simmered to tender delight in the slow cooker, swiftly pressure-cooked in the Instant Pot, or crisped up with ease in the air fryer, this versatile dish promises a delectable symphony for your taste buds. A delightful combination of convenience and culinary charm, it’s the perfect addition to your quick and nourishing recipe repertoire. Dive into the world of plant-based goodness with every comforting bite!

Here’s a delicious Vegan Potato Mushroom Casserole recipe with measurements in both cups and grams, along with instructions for the oven, slow cooker/crockpot, instant pot, and air fryer:

Vegan Potato Mushroom Casserole Ingredients:

  • 2 lbs (900g) potatoes, thinly sliced (fresh or leftover potatoes)
  • 1 lb (450g) mushrooms, sliced
  • 1 onion, finely chopped
  • 3 cloves garlic, minced
  • 1 cup (240ml) vegetable broth
  • 1 cup (240ml) plant-based milk (e.g., almond, soy)
  • 2 tbsp (30ml) olive oil
  • 2 tbsp (30g) all-purpose flour or cornstarch 
  • 3 tsp smoked paprika, or regular paprika 
  • 2 tsp dried thyme
  • 2 tsp dried rosemary
  • 1/2 tsp Salt 
  • 1/4 tsp black pepper 
  • 1 cup (120g) vegan cheese, shredded (optional)

How to make the best easy potato mushroom casserole vegan recipe Instructions:

How to make baked potato casserole recipe In the Oven:

1. Preheat the oven to 375°F (190°C).

2. In a pan, sauté onions and garlic in olive oil until softened. Add mushrooms and cook until they release moisture.

3. Sprinkle flour or cornstarch over the mushroom mixture, stir well, and cook for another 2 minutes.

4. Add vegetable broth, plant-based milk, thyme, rosemary, smoked paprika, salt, and pepper. Stir until the mixture thickens.

5. In a greased casserole dish, layer sliced potatoes and pour the mushroom mixture over them.

6. Optionally, sprinkle vegan cheese on top.

7. Cover with foil and bake for 45 minutes. Uncover and bake for an additional 15 minutes until the top is golden.

How to make slow cooker vegetable casserole: best Crockpot potato casserole

Slow Cooker/Crockpot:

1. Follow steps 1-4 on the stovetop.

2. Transfer the mushroom-potato mixture to a slow cooker.

3. Cook on low for 6-8 hours or until the potatoes are tender.

How to make instant pot vegetarian casserole

Instant Pot:

1. Follow steps 1-4 using the sauté function.

2. Transfer the mixture to the Instant Pot.

3. Close the lid, set to sealing, and cook on high pressure for 8 minutes. Quick-release pressure.

4. Optional: Transfer to a baking dish, add vegan cheese, and broil for a few minutes in the oven for a golden top.

How to make fresh or leftover baked potato casserole in air fryer 

Air Fryer:

1. Follow steps 1-4 on the stovetop.

2. In an air fryer-safe dish, layer sliced potatoes, pour the mushroom mixture over them.

3. Air fry at 375°F (190°C) for 25-30 minutes or until potatoes are cooked, shaking the basket halfway through.

Enjoy your delicious Vegan Potato Mushroom Casserole!

Note:

This Vegan Potato Mushroom Casserole recipe is designed to generously serve approximately 6-8 people, making it perfect for a family dinner or a gathering of friends. The combination of thinly sliced potatoes, savory mushrooms, and creamy plant-based goodness ensures a satisfying and hearty dish that can easily be a centerpiece for your meal. Whether baked in the oven, slow-cooked, pressure-cooked in the Instant Pot, or crisped up in the air fryer, this recipe offers versatility without compromising on the delectable symphony of flavors. So, gather your loved ones, dive into the world of plant-based goodness, and savor the comforting bites of this delicious casserole! 

Delicious slow cooker vegetable casserole variations 

Get ready to tantalize your taste buds with these flavorful slow cooker vegetable casserole variations and enticing add-ins:

1. Mediterranean Delight:

   – Add kalamata olives, artichoke hearts, and sun-dried tomatoes for a Mediterranean twist.

   – Season with oregano, basil, and a touch of lemon zest for an extra burst of freshness.

2. Curry Infusion:

   – Introduce curry powder or paste for a warm and aromatic spice blend.

   – Include chickpeas or lentils for added protein and a hearty texture.

3. Mexican Fiesta:

   – Mix in black beans, corn, and diced tomatoes for a south-of-the-border flair.

   – Spice it up with cumin, chili powder, and a hint of chipotle for a smoky kick.

4. Coconut Curry Bliss:

   – Swap regular plant-based milk for coconut milk for a rich, creamy texture.

   – Infuse with curry spices, ginger, and lemongrass for a Thai-inspired flavor.

5. Herbaceous Garden Delight:

   – Load up on fresh herbs like parsley, dill, and chives for a garden-fresh taste.

   – Incorporate spinach or kale for added green goodness.

6. Spicy Southwest Kick:

   – Amp up the heat with jalapeños or diced green chilies.

   – Use a blend of cayenne, paprika, and cumin for a spicy southwestern vibe.

7. Italian Feast:

   – Layer in sliced zucchini, eggplant, and bell peppers for a ratatouille-inspired casserole.

   – Season with Italian herbs like thyme, rosemary, and basil.

More delicious variations

8. Cheesy Broccoli Extravaganza:

   – Add broccoli florets and nutritional yeast for a cheesy, savory sensation.

   – Top with vegan cheese for an extra gooey finish.

9. Harvest Harvest:

   – Embrace fall with butternut squash, sweet potatoes, and Brussels sprouts.

   – Use warming spices like cinnamon and nutmeg for a cozy autumn vibe.

10. Asian Fusion Magic:

    – Incorporate soy sauce, ginger, and sesame oil for an umami-packed experience.

    – Add tofu or edamame for a protein boost and a delightful texture.

Feel free to mix and match these variations, and don’t hesitate to get creative with your favorite flavors. Your slow cooker vegetable casserole is your canvas – paint it with a palette of delicious ingredients! 

How to clean mushrooms 

Cleaning mushrooms for casseroles is a simple process to ensure they’re ready for cooking. Follow these steps:

1. Prep the Mushrooms:

   – Gently remove any dirt or debris from the mushrooms using a damp paper towel or a soft brush. 

2. Avoid Soaking:

   – Mushrooms are like sponges and can absorb water, which may affect their texture. Avoid soaking them.

3. Trim the Stems:

   – Trim the very end of the mushroom stems, which can sometimes be dry or tough.

4. Inspect for Bruises:

   – Check for any bruised or discolored spots. If you find any, trim them off with a small knife.

5. Rinse Quickly, if Necessary:

   – If your mushrooms are exceptionally dirty, you can give them a quick rinse under cold running water. However, do this only right before cooking.

6. Pat Dry:

   – After rinsing, pat the mushrooms dry with a paper towel. Ensure they are completely dry before adding them to the casserole.

Remember, mushrooms have a delicate texture, so handle them gently during the cleaning process to preserve their integrity. Now your mushrooms are ready to shine in your delicious casserole! 

What to eat with baked potato casserole recipe 

Pairing your baked potato casserole with complementary vegan options can create a delightful and well-rounded meal. Here are some tasty ideas:

1. Vegan Salad:

   – A crisp, fresh salad with a mix of greens, cherry tomatoes, cucumber, and a zesty vinaigrette can balance the richness of the casserole.

2. Steamed or Roasted Vegetables:

   – Opt for colorful veggies like broccoli, carrots, or asparagus for a nutritious side. Season with herbs or a squeeze of lemon.

3. Grilled Portobello Mushrooms:

   – Marinate and grill portobello mushrooms for a hearty and flavorful side dish that complements the casserole.

4. Vegan Coleslaw:

   – A tangy coleslaw with shredded cabbage, carrots, and a dairy-free dressing adds a refreshing crunch to the meal.

5. Avocado Salsa:

   – Whip up a quick avocado salsa with diced tomatoes, red onion, cilantro, lime juice, and salt. It adds a burst of freshness.

6. Roasted Brussels Sprouts:

   – Roast Brussels sprouts with a drizzle of balsamic glaze for a savory and caramelized side.

7. Hummus and Veggie Platter:

   – Serve a variety of colorful raw veggies with a side of hummus for a light and satisfying accompaniment.

8. Vegan Soup:

   – A warm bowl of vegan soup, such as tomato basil or lentil soup, can make for a comforting pairing.

9. Quinoa or Rice Pilaf:

   – Cook quinoa or rice with herbs and spices for a fluffy and versatile side that complements the casserole.

10. Stuffed Bell Peppers:

    – Create stuffed bell peppers with a mixture of quinoa, black beans, corn, and salsa for a flavorful and colorful addition.

Remember to consider flavors, textures, and colors to create a visually appealing and satisfying meal. Feel free to mix and match these ideas based on your preferences and the season. Enjoy your delicious baked potato casserole feast! 

How to store and reheat leftover baked potato casserole 

Storing and reheating leftover baked potato casserole is easy with a few simple steps:

Storing Leftovers:

1. Cool Completely: Allow the baked potato casserole to cool to room temperature before storing to prevent condensation.

2. Refrigerate Promptly: Place the casserole in an airtight container or cover it tightly with aluminum foil. Refrigerate within two hours of cooking.

3. Label and Date: To keep track of freshness, label the container with the date and any specific reheating instructions.

4. Store Properly: Refrigerate for up to 3-4 days. For longer storage, consider freezing portions.

How to reheat leftover baked potato casserole:

1. Preheat Oven:

   – For the best results, preheat your oven to around 350°F (175°C).

2. Cover with Foil:

   – If your casserole has a topping, like vegan cheese, cover it with foil to prevent excessive browning during reheating.

3. Reheat in Oven:

   – Place the casserole in the preheated oven for about 15-20 minutes or until heated through.

4. Check Center Temperature:

   – Use a food thermometer to check the center temperature. It should reach 165°F (74°C) to ensure it’s safe to eat.

5. Reheat in Microwave (Optional):

   – If you’re short on time, you can reheat individual portions in the microwave. Use short intervals, stirring between each, to ensure even heating.

6. Refresh the Toppings:

   – If your casserole has toppings like fresh herbs or avocado salsa, add them after reheating to maintain their freshness.

7. Reheat Grilled Toppings Separately:

   – If you had grilled or sautéed toppings, like mushrooms, consider reheating them separately on the stovetop to maintain their texture.

8. Enjoy Promptly:

   – Once reheated, serve and enjoy your delicious leftover baked potato casserole!

Remember to adjust the reheating time based on the size and thickness of your casserole. It’s always a good idea to use your senses – if it looks and smells good, it probably is! 

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Potato Mushroom casserole vegan recipe FAQs

Can I use other types of mushrooms?

Absolutely! Feel free to experiment with different mushroom varieties like cremini, shiitake, or oyster mushrooms for unique flavors and textures.

Can I make this casserole gluten-free?

Yes, you can! Substitute the all-purpose flour with a gluten-free alternative like cornstarch or a gluten-free flour blend.

How do I prevent the potatoes from sticking to the baking dish?

Grease the baking dish with a bit of oil or cooking spray before layering the potatoes. This helps prevent sticking and makes serving easier.

Can I prepare the casserole ahead of time?

Absolutely! You can assemble the casserole ahead of time and refrigerate it. Just bake when ready to serve. Note that you may need to adjust the baking time slightly if the casserole is cold.

Can I freeze the casserole?

Yes, you can freeze the unbaked casserole. Make sure it’s tightly covered with plastic wrap and aluminum foil. When ready to use, thaw it in the refrigerator before baking.

Recipe adjustments and more

Can I skip the vegan cheese?

Certainly! The vegan cheese is optional. If you prefer a lighter version or want to avoid it, the casserole will still be delicious without it.

How can I add extra protein to the casserole?

Consider adding ingredients like cooked lentils, chickpeas, or tofu for an additional protein boost. Mix them in with the mushrooms and potatoes during assembly.

Can I make this casserole without a slow cooker?

Absolutely! The slow cooker is just one method. You can also bake it in the oven, cook it on the stovetop, or try using an Instant Pot or air fryer. Adjust cooking times accordingly.

How do I adjust the seasonings to my taste?

Feel free to adjust the herbs and spices according to your taste preferences. Taste the mushroom mixture before layering to ensure it suits your liking.

Can I use sweet potatoes instead of regular potatoes?

Yes, you can substitute sweet potatoes for a different flavor profile. Keep in mind that sweet potatoes will add a natural sweetness to the casserole.

What to eat with Homemade Potato casserole

Bread recipes to go with homemade mushroom sauce potato casserole

DID YOU MAKE THIS EASY POTATO MUSHROOM CASSEROLE VEGAN RECIPE? 

Please leave us a review in the comments below and let us know how it turned out 🙂

Potato mushroom casserole vegan recipe

Quick and Delicious Vegan Potato Mushroom Casserole: Embrace the harmony of wholesome flavors with this Vegan Potato Mushroom Casserole. Layers of thinly sliced potatoes intertwine with savory mushrooms, enriched by aromatic herbs and a creamy plant-based blend. Whether baked to golden perfection in the oven, simmered to tender delight in the slow cooker, swiftly pressure-cooked in the Instant Pot, or crisped up with ease in the air fryer, this versatile dish promises a delectable symphony for your taste buds. A delightful combination of convenience and culinary charm, it’s the perfect addition to your quick and nourishing recipe repertoire. Dive into the world of plant-based goodness with every comforting bite.
This delicious Vegan Potato Mushroom Casserole recipe includes measurements in both cups and grams, along with instructions for the oven, slow cooker/crockpot, instant pot, and air fryer:
Simone – Munchyesta.com
Prep Time 1 hour 21 minutes
Cook Time 45 minutes
Serving Size 6 people

Ingredients

Vegan Potato Mushroom Casserole Ingredients:

  • 2 lbs (900g) potatoes thinly sliced (fresh or leftover potatoes)
  • 1 lb (450g) mushrooms sliced
  • 1 onion finely chopped
  • 3 cloves garlic minced
  • 1 cup (240ml) vegetable broth
  • 1 cup (240ml) plant-based milk (e.g., almond, soy)
  • 2 tbsp (30ml) olive oil
  • 2 tbsp (30g) all-purpose flour or cornstarch
  • 3 tsp smoked paprika or regular paprika
  • 2 tsp dried thyme
  • 2 tsp dried rosemary
  • 1/2 tsp Salt
  • 1/4 tsp black pepper
  • 1 cup (120g) vegan cheese shredded (optional)

Instructions

How to make the best easy potato mushroom casserole vegan recipe Instructions:

    How to make baked potato casserole recipe In the Oven:

    • Preheat the oven to 375°F (190°C).
    • In a pan, sauté onions and garlic in olive oil until softened. Add mushrooms and cook until they release moisture.
    • Sprinkle flour or cornstarch over the mushroom mixture, stir well, and cook for another 2 minutes.
    • Add vegetable broth, plant-based milk, thyme, rosemary, smoked paprika, salt, and pepper. Stir until the mixture thickens.
    • In a greased casserole dish, layer sliced potatoes and pour the mushroom mixture over them.
    • Optionally, sprinkle vegan cheese on top.
    • Cover with foil and bake for 45 minutes. Uncover and bake for an additional 15 minutes until the top is golden.

    How to make slow cooker vegetable casserole: best Crockpot potato casserole

      Slow Cooker/Crockpot:

      • Follow steps 1-4 on the stovetop.
      • Transfer the mushroom-potato mixture to a slow cooker.
      • Cook on low for 6-8 hours or until the potatoes are tender.

      How to make instant pot vegetarian casserole

        Instant Pot:

        • Follow steps 1-4 using the sauté function.
        • Transfer the mixture to the Instant Pot.
        • Close the lid, set to sealing, and cook on high pressure for 8 minutes. Quick-release pressure.
        • Optional: Transfer to a baking dish, add vegan cheese, and broil for a few minutes in the oven for a golden top.

        How to make fresh or leftover baked potato casserole in air fryer

          Air Fryer:

          • Follow steps 1-4 on the stovetop.
          • In an air fryer-safe dish, layer sliced potatoes, pour the mushroom mixture over them.
          • Air fry at 375°F (190°C) for 25-30 minutes or until potatoes are cooked, shaking the basket halfway through.
          • Enjoy your delicious Vegan Potato Mushroom Casserole!

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