Instant Pot Smoked Sausage and Lentil Soup

Warm up with this comforting Instant Pot Smoked Sausage and Lentil Soup! It’s a delightful blend of smoked sausage, lentils, and veggies, effortlessly prepared in your Instant Pot or on your stovetop!

Instant Pot Smoked Sausage and Lentil soup served in a bowl.

This Instant Pot Sausage and Lentil Soup recipe is a hearty, flavorful meal that’s perfect for cooler days. This soup combines protein-rich lentils with savory sausage, creating a filling dish packed with nutrients and delicious flavor.

If you are looking for additional hearty lentil soup recipes then you have to check out my Tuscan Lentil Soup, Instant Pot Lentil Soup, and Lentil White Bean Chili.

Why I Love This Soup

  • The Instant Pot Smoked Sausage and Lentil Soup is a one-pot wonder. Its simple, hassle-free cooking method in the Instant Pot minimizes preparation and cleanup.
  • The smoked sausage infuses the soup with a deep, savory taste that’s irresistible.
  • Packed with protein-rich lentils and a variety of vegetables.

Recipe Ingredients

A jar of Cajun seasoning.

Cajun Seasoning – Adds a bold, robust flavor with a blend of spices that elevates the dish.

Smoked Sausage – Adds a rich, smoky flavor and meaty texture.

Paprika – Adds a mild, smoky sweetness while bringing warmth and a touch of color to the dish.

For a full list of ingredients and amounts, see the recipe card below.

Variations

Herbs and Spice Variation – Try adding fresh thyme, basil, or rosemary to your Instant Pot Smoked Sausage and Lentil Soup. A pinch of cinnamon, nutmeg, or red pepper flakes can also boost the flavor, making the soup taste even richer and more complex.

Topping Options – Finish each bowl with a dollop of sour cream, some grated Parmesan cheese, or a handful of crispy croutons for added texture and flavor. For a fresh touch, sprinkle chopped green onions or squeeze a bit of lemon juice on top.

How to Make Instant Pot Smoke Sausage and Lentil Soup

For the Stovetop

Step 1: In a large stockpot or Dutch oven set over medium heat, add the olive oil. Once hot, add the sausage and cook until browned, about 5 minutes. Add the onion and celery; sauté for 3 minutes, then add the garlic and sauté until fragrant, about 2 minutes.

Step 2: Sprinkle in the salt, pepper, Cajun seasoning, garlic powder, paprikas, and coriander. Add the lentils and cook for 5 minutes.

Step 3: Pour in the chicken stock and add the tomatoes. Bring the mixture to a boil. Cover and simmer for 25 minutes or until the lentils are fully cooked.

Step 4: Stir in the parsley and serve.

Instant Pot Smoked Sausage and Lentil soup served in a bowl, garnished with parsley.

For the Instant Pot

Step 1: Turn the Instant Pot on the SAUTÉ function mode. Add the olive oil, and once hot, add the sausage and cook until browned, about 5 minutes. Add the onion and celery, sauté for 3 minutes, then add the garlic and sauté until fragrant, about 2 minutes.

Step 2: Sprinkle in the salt, pepper, Cajun seasoning, garlic powder, paprikas, and coriander. Add the lentils and cook for 5 minutes.

Step 3: Pour in the chicken stock and add the tomatoes. Place the lid on. Turn the Instant Pot on MANUAL mode (high pressure selected) for 15 minutes. Once done, allow the pressure to come down naturally.

Step 4: Open the lid and stir in the parsley. Serve immediately or KEEP WARM until ready to serve.

Lentil Soup with Smoked Sausage in a bowl.

FAQs

What vegetables can I use for my Instant Pot Lentil Soup with Smoked Sausage recipe?

You can add or substitute other vegetables like carrots, bell peppers, baby kale, or even baby spinach. Just consider their cooking times for proper preparation.

Can I make this Smoked Sausage and Lentil Soup recipe in a slow cooker?

Absolutely! To adapt the Instant Pot Smoked Sausage and Lentil Soup for a slow cooker, first sauté the sausage, onion, celery, and garlic as instructed, then transfer them to the slow cooker. Add the rest of the ingredients, except for the parsley. Cook on low for 6-8 hours or on high for 3-4 hours, until the lentils are tender. Stir in the parsley before serving.

Storage Info

STORE the Instant Pot Smoked Sausage and Lentil Soup in an airtight container in the refrigerator; it will stay good for up to 4-5 days. This soup is freezer-friendly – FREEZE it in portion-sized containers for up to 3 months.

To REHEAT, thaw it in the fridge if frozen, then warm it on the stovetop over medium heat or in a microwave, stirring occasionally, until heated through.

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A bowl of smoked sausage and lentil soup.

Instant Pot Smoked Sausage and Lentil Soup Recipe

Warm up with this comforting Instant Pot Smoked Sausage and Lentil Soup! It's a delightful blend of smoked sausage, lentils, and veggies, effortlessly prepared in your Instant Pot or stovetop!
4.77 from 38 votes
Pin Rate
Course: Soups
Cuisine: American, Cajun
Diet: Gluten Free, Dairy Free
Prep Time: 15 minutes
Cook Time: 40 minutes
Total Time: 55 minutes
Servings: 6 -8 servings
Calories: 612kcal
Author: Andrea
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Ingredients

  • 1 tbsp. olive oil
  • 1 lb. smoked sausage
  • 1 medium onion - diced
  • 2 ribs celery - cut in half lengthwise and cut into thin slices
  • 5 cloves garlic - minced
  • 1 1/2 tsp. coarse kosher sea salt
  • 1 tsp. ground black pepper
  • 1 tsp. cajun seasoning
  • 1/2 tsp. garlic powder
  • 1/2 tsp. ground paprika
  • 1/2 tsp. paprika
  • 1/4 tsp. coriander
  • 2 c. green lentils
  • 8 c. low-sodium chicken stock
  • 1 c. petite diced tomatoes
  • 2 tbsp. freshly chopped parsley
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Instructions

For the Stovetop:
  • In a large stockpot or Dutch oven set over medium heat, add the olive oil. Once hot, add the sausage and cook until browned, about 5 minutes. Add the onion and celery; sauté for 3 minutes, then add the garlic and sauté until fragrant, about 2 minutes.
  • Sprinkle in the salt, pepper, Cajun seasoning, garlic powder, paprikas, and coriander. Add the lentils and cook for 5 minutes.
  • Pour in the chicken stock and add the tomatoes. Bring the mixture to a boil. Cover and simmer for 25 minutes or until the lentils are fully cooked.
  • Stir in the parsley and serve.
For the Instant Pot:
  • Turn the Instant Pot on the SAUTÉ function mode. Add the olive oil, and once hot, add the sausage and cook until browned, about 5 minutes. Add the onion and celery, sauté for 3 minutes, then add the garlic and sauté until fragrant, about 2 minutes.
  • Sprinkle in the salt, pepper, Cajun seasoning, garlic powder, paprikas, and coriander. Add the lentils and cook for 5 minutes.
  • Pour in the chicken stock and add the tomatoes. Place the lid on. Turn the Instant Pot on MANUAL mode (high pressure selected) for 15 minutes. Once done, allow the pressure to come down naturally.
  • Open the lid and stir in the parsley. Serve immediately or KEEP WARM until ready to serve.

NOTES

STORE the Instant Pot Smoked Sausage and Lentil Soup in an airtight container in the refrigerator; it will stay good for up to 4-5 days. This soup is freezer-friendly – FREEZE it in portion-sized containers for up to 3 months.
To REHEAT, thaw it in the fridge if frozen, then warm it on the stovetop over medium heat or in a microwave, stirring occasionally, until heated through. 

Nutrition

Serving: 1serving | Calories: 612kcal | Carbohydrates: 60g | Protein: 37g | Fat: 26g | Saturated Fat: 8g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 12g | Cholesterol: 54mg | Sodium: 1277mg | Potassium: 1406mg | Fiber: 26g | Sugar: 5g | Vitamin A: 1351IU | Vitamin C: 16mg | Calcium: 101mg | Iron: 9mg

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About the Author

Andrea

Hi I'm Andrea!

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

4.77 from 38 votes (24 ratings without comment)

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Comments:

  1. 5 stars
    Sounds lovely but concerned Cajun seasoning would make it inedible
    for me as I am sensitive to too much pepper in anything
    What other seasoning can I use as a sub?

    1. Hi Rosalee, If you are sensitive to pepper I would omit the pepper and Cajun seasoning. There are other spices in the recipe that are more mild and it will still taste great!

  2. 4 stars
    Good, but unless you want it ready soupy, I recommend less broth., maybe 6-6 1/2 cups instead of 8. Everything just seemed to come together in like a puree, and I prefer a bit more substance.

  3. 5 stars
    This soup is amazing! We love lentil soup too particularly Indian Lentil Soup with Hot Homemade Naan. Since we live in “Cajun Country” we use a variety of Cajun seasonings but the overall favorite here in Lafayette Louisiana is Tony’s Chachere’s. It’s available at WalMart in huge supply and Amazon and many other grocery stores here. We never run out! Tony Chachere’s also makes a variety of dinner mixes which are quite good for a box dinner.

  4. 4 stars
    Reminded me of my grandmother’s Hungarian lentil soup, probably because of all of the paprika. So I gave it a couple of other Hungarian tweaks at the end by adding a splash of red wine vinegar and serving it with a dollop of sour cream. I’ve had three servings so far and I’m seriously tempted to have another.