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Instant Pot Lentil Soup

Hearty, nourishing, and flavorful Instant Pot Lentil Soup is comfort food at its best. It’s easy, satisfying, and only one pot to clean!

If you love quick and easy soups whipped up in an instant pot, you will love Instant Pot Lentil Soup, Chili, Tortilla Soup, and Beef Stew. You’ll want to come back to these dishes again and again! 

Instant Pot Lentil Soup served in a white bowl

Healthy & Delicious

We all go through phases where we try to eat healthier, at least I do so please tell me I’m not alone! I like to incorporate a few healthier meals throughout the week, including a vegetarian or vegan dish. 

You may worry that to do this I’m compromising flavor, but let me assure you that is definitely not the case! Especially with this Instant Pot Lentil Soup. It is FULL of spices and flavor, you won’t even realize that is actually meat-less and packed with healthy ingredients!

My favorite part of this soup is that it is a one-pot-wonder, easy to make, and come together quickly. It’s perfect for a weeknight meal. It is hearty, filling, and down right yummy. Just whip up a pan of rolls, or a loaf of bread, and you will be in heaven!

Sautéing vegetables in the instant pot

How to make Instant pot lentil soup

SAUTE. Heat the olive oil in the Instant Pot insert using the sauté function. Add the onion, carrot, celery, and garlic, and cook until the onions are soft and translucent. Add the cumin, coriander, turmeric, salt, pepper, fennel seeds, chili powder, and tomato paste, and mix to combine.

PRESSURE COOK. Add the broth, lentils, and squash to the instant pot, stirring well. Turn off the sauté mode and place the lid on top of the pot. Turn the knob to seal and set to cook for 8 minutes at high pressure. Let the pressure naturally release for 10 minutes, then quick release the remaining pressure.

SERVE. Stir in the lemon juice and kale, then place the lid on top of the pot and let the kale steam for 5 minutes. After five minutes, stir the soup and serve hot.

Cooking vegan lentil soup in the instant pot

Recipe Tips + Variations

Just a few tips and ways to change this recipe up…

  • Lentils: No need to soak lentils before adding them to the Instant Pot. Use brown lentils instead of green if desired.
  • Fennel Seeds: If you don’t have fennel seeds on hand, substitute dill seeds or anise seeds instead.
  • Veggies: Add extra veggies like chopped carrots, zucchini, and minced garlic.
  • Broth: If you aren’t trying to keep this dish vegetarian you can use chicken broth in place of the vegetable broth.
  • Add Meat: You could also add leftover rotisserie chicken, cooked ham, or cooked bacon bits to your soup after it has finished cooking in the Instant Pot. Brown some ground beef or sausage in the Instant pot with the onion using the sauté function.  Add the other ingredients as listed in the recipe once the meat and onions are cooked.  
  • Creamier: To make this dish creamier, measure out a cup of soup and add it to a blender. Blend for a minute or so and then pour it back into the soup.  Stir it all together and enjoy!
  • Thinner: To thin out your soup, add another ½ -1 cup of broth until you reach the desired consistency.
Lentil soup in the instant pot

Storing leftovers

STORE any extra soup in the fridge for up to 5 days.

To FREEZE any leftovers make sure they are cooled first and then store in an airtight container with some space left at the top for expansion. This soup will keep well frozen for up to 3 months. 

To reheat frozen soup it’s best to let it thaw in the fridge overnight. Refrigerated soup can be reheated on the stove over medium-low to medium heat or warmed up in the microwave for about 2 minutes stirring halfway.  

Instant Pot Lentil Soup in a white bowl with toppings

Here are some delicious bread recipes to serve with this soup:

Instant Pot Lentil Soup Recipe

Hearty, nourishing, and flavorful Instant Pot Lentil Soup is comfort food at its best. It's easy, satisfying, and only one pot to clean!
5 from 3 votes
Pin Rate
Course: Main Dishes, Soup
Cuisine: American
Prep Time: 10 mins
Cook Time: 8 mins
Total Time: 18 mins
Servings: 8
Calories: 178kcal
Author: Andrea
Print Recipe

Ingredients

  • 3 tablespoons olive oil
  • 1/2 onion - diced
  • 1 carrot - peeled and diced
  • 1 stalk celery - diced
  • 2 cloves garlic - minced
  • 2 teaspoons cumin
  • 1/2 teaspoon coriander
  • 1/2 teaspoon turmeric
  • 1 teaspoon salt
  • 1/2 teaspoon pepper
  • 1/4 teaspoon fennel seeds
  • 1/4 teaspoon chili powder
  • 1 tablespoon tomato paste
  • 7 cups vegetable broth
  • 1 1/4 cups green lentils
  • 1 small yellow squash - diced
  • juice of one lemon
  • 1 cup chopped kale

Instructions

  • Heat the olive oil in the Instant Pot insert using the sauté function. Add the onion, carrot, celery, and garlic, and cook until the onions are soft and translucent. Add the cumin, coriander, turmeric, salt, pepper, fennel seeds, chili powder, and tomato paste, and mix to combine.
  • Add the broth, lentils, and squash to the instant pot, stirring well. Turn off the sauté mode and place the lid on top of the pot. Turn the knob to seal and set to cook for 8 minutes at high pressure. Let the pressure naturally release for 10 minutes, then quick release the remaining pressure.
  • Stir in the lemon juice and kale, then place the lid on top of the pot and let the kale steam for 5 minutes. After five minutes, stir the soup and serve hot.

RECOMMENDED PRODUCTS

Nutrition Facts
Instant Pot Lentil Soup Recipe
Amount per Serving
Calories
178
% Daily Value*
Fat
 
6
g
9
%
Saturated Fat
 
1
g
6
%
Polyunsaturated Fat
 
1
g
Monounsaturated Fat
 
4
g
Sodium
 
1139
mg
50
%
Potassium
 
426
mg
12
%
Carbohydrates
 
24
g
8
%
Fiber
 
10
g
42
%
Sugar
 
4
g
4
%
Protein
 
8
g
16
%
Vitamin A
 
1831
IU
37
%
Vitamin C
 
7
mg
8
%
Calcium
 
34
mg
3
%
Iron
 
3
mg
17
%
* Percent Daily Values are based on a 2000 calorie diet.
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Andrea

About the Author

Andrea

Hi I'm Andrea!

Hotelier turned Food Blogger to help make your life simple, one recipe at a time.

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Comments:

  1. 5 stars
    This was such a delicious and very tasty dinner the other night! I’m so excited to start using my instant pot more for these comforting recipes! Can’t wait to make this again!