Turn on the Instant Pot and select the sauté function. Heat olive oil and sauté the onion and garlic until fragrant.
Add in the carrot, bell pepper, and potatoes. Sauté for an additional 3-4 minutes.
Stir in the curry powder, cumin, paprika, and turmeric. Cook for another 1-2 minutes.
Add the lentils, diced tomatoes, chickpeas, and vegetable broth. Stir well.
Close the Instant Pot lid and set it to manual high pressure for 8 minutes. Make sure the steam release valve is sealed.
Once done, allow natural pressure release for 10 minutes, then manually release any remaining pressure.
Season with salt and pepper to taste and garnish with fresh cilantro or parsley.
Enjoy your delicious Vegetarian Irish Curry!