Craving the ultimate warming embrace on a chilly day? This incredibly hearty and robust Sausage Lentil Soup with Kale is precisely what you need. It’s the perfect culinary companion for cozy evenings, inviting you to wrap yourself in comfortable attire and savor every spoonful of its rich, flavorful goodness. If you love a delicious sausage-based soup, be sure to explore our Sausage Spinach Tortellini Soup for another delightful recipe!
“I have often made similar recipes, but this is THE BEST!”

Why This Sausage Lentil Kale Soup Recipe is an Absolute Keeper!
Imagine the delightful fusion of flavors: savory spicy Italian sausage, wholesome earthy lentils, and a colorful medley of garden vegetables like tender onion, crisp celery, and sweet carrots, all swimming in a rich, spicy, tomato-infused broth, finished with vibrant, nutrient-packed kale. This isn’t just a soup; it’s a symphony of textures and tastes that truly captivates the senses.
The Magic of Lentils: A Pantry Staple
Dried lentils are a culinary marvel and a permanent fixture in my pantry. Their versatility and affordability make them an invaluable ingredient for any home cook. They effortlessly transform into a hearty main meal or a substantial addition to countless dishes throughout the year. Beyond soups and stews, lentils shine in vibrant salads, serve as a delightful substitute for rice or quinoa in various recipes, and can even be incorporated into veggie burgers or meatloaves for added texture and nutrition.
But their appeal extends far beyond their culinary flexibility. Lentils are a nutritional powerhouse, brimming with plant-based protein, dietary fiber, and essential minerals like iron. They contribute to a balanced diet, aid in digestion, and provide sustained energy, making this soup not just delicious but also incredibly good for you.
A Match Made in Culinary Heaven: Sausage and Lentils
The marriage of robust Italian sausage and humble lentils is, quite simply, a match made in culinary heaven. In a dish like this vibrant Sausage Lentil Soup with kale, their combined forces create a truly magical eating experience. The richness of the sausage complements the earthiness of the lentils, while the fresh vegetables and zesty broth tie everything together into a harmonious, deeply satisfying bowl.
Perfect for Meal Prep and Freezing
Beyond its immediate deliciousness, this hearty Sausage Lentil Soup recipe offers excellent convenience. It makes fantastic leftovers, often tasting even better the next day as the flavors have more time to meld and deepen. Furthermore, it freezes and reheats beautifully, making it an ideal candidate for meal prepping. You can easily prepare a large batch, portion it out, and have wholesome, flavorful meals ready to go for busy weeknights, saving you time and effort.

Crafting Your Hearty Sausage Lentil Soup: A Step-by-Step Guide
Creating this flavorful Sausage Lentil Soup is a straightforward and rewarding process. Below, you’ll find a detailed breakdown of all the ingredients you’ll need and clear instructions on how to prepare them to ensure a perfect pot of soup every time. Refer to the full recipe card further down for precise measurements and quantities.

Key Ingredient Notes and Smart Substitutions:
- Italian Sausage: The choice of Italian sausage significantly impacts the soup’s flavor profile. Opt for mild Italian sausage if you prefer a subtle warmth, or embrace the heat with spicy Italian sausage for a bolder kick. For a lighter alternative, turkey or chicken Italian sausage works wonderfully. If using poultry-based sausage, consider swapping out the beef broth for chicken or vegetable broth to better complement the flavor.
- Brown Lentils: Brown lentils are the most commonly available variety, typically found alongside dried beans and rice in most grocery stores. They boast a lovely earthy flavor and cook relatively quickly, usually within 20 to 25 minutes, maintaining their shape well. Green lentils can also be used, but be prepared for an extended cooking time of an additional 20-25 minutes. Red lentils are generally not recommended for this recipe as they tend to break down excessively, resulting in a mushier texture that isn’t ideal for this particular soup.
- Petite Diced Tomatoes: Petite diced tomatoes are roughly half the size of standard diced tomatoes, offering a finer texture in the soup. While standard diced tomatoes can certainly be substituted, they will create a slightly chunkier soup. A clever tip: if you only have regular diced tomatoes, you can easily chop them more finely right in the can using kitchen shears to achieve a texture closer to petite diced.
- Kale: We’ve used regular green curly kale for its robust texture and flavor, but feel free to use any variety of kale you prefer, such as Lacinato (dinosaur) kale or red kale. If kale isn’t your favorite, or you’re looking for other options, other leafy greens like fresh spinach or Swiss chard make excellent substitutes. Add spinach towards the very end of cooking as it wilts much faster than kale.
Detailed Step-By-Step Cooking Instructions:
- Begin by carefully inspecting your lentils for any small debris. You can find detailed tips on how to do this effectively further down in this article.
- To ensure the clearest broth and best texture, cook the lentils separately before adding them to the main soup pot. Place the sorted lentils in a saucepan, cover with water, bring to a boil, then reduce heat and simmer for about 20-25 minutes, or until they are tender but still hold their shape.
- Once cooked, drain the lentils thoroughly, rinse them under cool water to stop the cooking process and wash away excess starch, then drain again. Set them aside while you prepare the rest of your soup.


- In a large Dutch oven or heavy-bottomed pot, heat the olive oil over medium-high heat. Add the Italian sausage (casings removed, if applicable, and broken into bite-sized pieces) and brown it thoroughly, breaking it up with a spoon as it cooks. Once nicely browned and almost cooked through, transfer the sausage to a plate lined with paper towels to drain excess fat.

- Reduce the heat to medium. To the same pot (with any residual sausage drippings for extra flavor), add the chopped onion, carrots, and celery (the classic mirepoix). Sauté these aromatic vegetables, stirring occasionally, until they begin to soften and become fragrant, about 5-7 minutes. This step builds the foundational flavor of your soup.

- Stir in the minced garlic and cook for just about 30 seconds until it becomes fragrant – be careful not to burn it! Then, return the cooked sausage to the pot. Pour in the beef broth and add the petite diced tomatoes (undrained).
- Add the dried basil and dried oregano. Bring the mixture to a gentle simmer, cover partially, and let it cook for about 15-20 minutes, allowing all the wonderful flavors to meld beautifully.

- Add the coarsely chopped kale to the simmering soup. Stir it in and continue to simmer for another 5-7 minutes, or until the kale has softened and wilted to your liking.
- Finally, transfer the pre-cooked and drained lentils back into the pot with the soup. Stir gently and allow it to heat through completely for a few minutes, ensuring the lentils are warm and integrated into the soup.

- Taste the soup and adjust the seasoning as needed with salt and freshly ground black pepper. For an extra layer of warmth and spice, feel free to add a pinch or two of crushed red pepper flakes!

And there you have it! A wonderfully flavorful and hearty Sausage Lentil Soup with Kale, ready to nourish and comfort. Remember, flexibility is key in the kitchen. If you prefer to use turkey sausage or chicken sausage for a leaner option, that’s perfectly fine. Just be sure to substitute the beef broth with an equivalent amount of chicken or vegetable stock to maintain a harmonious flavor profile.
Essential Tip: How to Inspect Lentils for Debris
Before cooking any dried legumes, especially lentils, it’s crucial to take a moment to inspect them thoroughly for small stones, twigs, or any shriveled, odd-looking pieces that can sometimes mimic tiny pebbles. Missing this step could lead to an unpleasant surprise!
Here’s a simple and effective method:
- Take a small quantity of lentils, approximately 1/4 cup at a time, and spread them out evenly on a plain white paper plate or a light-colored countertop. The white background makes it much easier to spot any foreign objects or imperfections.
- Carefully examine the lentils. Look for anything that doesn’t belong – small stones, tiny bits of plant matter, or any lentils that appear visibly damaged or discolored. Discard any debris you find.
- Once you’ve inspected a batch, gently fold the paper plate or carefully scoop the clean lentils into your cooking pot or a separate bowl.
- Repeat this process with the remaining lentils until your entire batch has been thoroughly checked.
This quick inspection ensures that your soup is free from unwelcome crunchy bits and makes for a much more enjoyable dining experience.
Chef’s Secrets: Expert Tips for the Best Lentil Soup
- The “Separate Cooking” Lentil Secret: I always advocate for cooking lentils separately before integrating them into a soup. Why? Lentils release a significant amount of starch as they cook, which can often result in a murky or cloudy broth. While some people don’t mind this, a clear, vibrant broth enhances the visual appeal and freshness of the soup. Furthermore, soups, especially those containing starchy ingredients like lentils, tend to thicken considerably upon standing. Cooking them separately helps mitigate this thickening effect, giving you more control over the soup’s final consistency. Another factor to consider is that acidic ingredients, such as tomatoes, or salty components, like broth, can cause lentils to take longer to cook or become tough if added too early. Pre-cooking them ensures they are perfectly tender regardless of other ingredients.
- The “Resting” Period for Flavor Harmony: A valuable soup-making tip I’ve honed over my many years as a personal chef is to allow your soup to “rest” for approximately 15 to 20 minutes off the heat before serving. Not only will the soup be unbearably hot right after cooking, but this brief resting period performs a crucial function: it allows all the individual flavors to settle, meld, and get to know each other on a deeper level. The components harmonize, creating a more complex, unified, and ultimately more delicious taste profile.
- Enhancing Umami: For an even deeper flavor, consider adding a parmesan rind to your soup while it simmers. Remove it before serving. A dash of Worcestershire sauce or a teaspoon of tamari/soy sauce can also add a layer of umami without altering the core flavor.
- Fresh Herb Finish: While dried herbs are used during cooking, a sprinkle of fresh chopped parsley, chives, or even a little fresh thyme just before serving can brighten the flavors and add an aromatic finish.
- Customizing Spice: Don’t hesitate to adjust the spice level to your preference. If you enjoy a fiery kick, add extra red pepper flakes. For a milder version, omit them entirely or use sweet Italian sausage.
Stay well and truly savor every comforting spoonful of this delicious, hearty Sausage Lentil Soup! It’s a meal that promises warmth, flavor, and nourishment.

Frequently Asked Questions About Sausage Lentil Soup
Yes, absolutely! Using turkey or chicken Italian sausage is a fantastic way to make this soup a bit leaner without sacrificing flavor. When making this substitution, it’s often a good idea to switch out the beef broth for chicken or vegetable broth to ensure the liquid base complements the poultry flavor profile. While you could also substitute other ground meats like ground beef, ground turkey, or ground chicken, be aware that the overall flavor of the soup will be much milder, as Italian sausage brings a unique blend of spices and savory notes.
No, soaking lentils before cooking is entirely optional for this recipe. Unlike some other dried legumes, lentils cook relatively quickly and do not strictly require pre-soaking. However, if you’re in a hurry and want to slightly reduce the cooking time, a quick soak (30 minutes to an hour) can sometimes help them cook a little faster. For this recipe, we recommend cooking them separately without soaking, which helps maintain a clearer broth.
Yes, you certainly can adapt this Sausage Lentil Soup recipe for a slow cooker! For best results and flavor development, I recommend browning the Italian sausage first in a skillet on the stovetop. If time permits, you might also consider soaking the lentils for about an hour beforehand to help reduce some of their starch and ensure a more tender result in the slow cooker. After browning the sausage, simply combine all the ingredients (sausage, pre-inspected/soaked lentils, chopped vegetables, broth, tomatoes, and herbs) in your slow cooker. Cook on low for 7 to 8 hours, or on high for 3 to 4 hours, until the lentils and vegetables are tender. Stir in the kale during the last 30 minutes of cooking.
When stored properly in an airtight container, this hearty Sausage Lentil Soup will keep beautifully in the refrigerator for 3 to 4 days. In fact, many people find that the flavors deepen and improve after a day or two, making it an excellent option for meal prepping throughout the week.
Absolutely! To make a vegetarian version, simply omit the Italian sausage or replace it with a plant-based sausage alternative. Ensure you use vegetable broth instead of beef broth. For a vegan version, follow the vegetarian steps and also ensure any plant-based sausage used is truly vegan, and check that your broth is vegan-certified. The soup will still be incredibly flavorful and hearty thanks to the lentils and vegetables.

Perfect Pairings: What to Serve with this Hearty Soup
This Sausage Lentil Kale Soup is robust enough to be a meal on its own, but it truly shines when paired with simple, complementary sides. Here are some suggestions to elevate your dining experience:
- Artichoke Focaccia with Rosemary: The fluffy, herbed bread provides a wonderful texture contrast and is perfect for soaking up every last drop of the flavorful broth.
- Artichoke Tapenade with Crostini: A salty, briny tapenade on crispy crostini offers a bright, zesty counterpoint to the rich soup.
- Muffin Pan Mini Quiches: Small, savory quiches add another layer of protein and a delightful, handheld element to your meal.
- Crusty Bread or Garlic Bread: A classic pairing! The texture and neutral flavor of a good crusty bread, perhaps slathered with garlic butter, is always a winning combination with hearty soups.
- Simple Green Salad with Vinaigrette: A light, crisp salad dressed with a tangy vinaigrette can cut through the richness of the soup, offering a refreshing balance to your meal.
Discover More Great Lentil Recipes You’ll Love!
Lentils are incredibly versatile and nutritious. If you’ve enjoyed this soup, be sure to explore more fantastic lentil-based dishes from our collection:
- Kale Butternut Squash and Lentil Soup with Bacon: A delightful blend of sweet and savory with smoky bacon.
- Thai Red Curry Lentil Soup with Sweet Potatoes: An exotic and flavorful take on lentil soup with a creamy, spicy kick.
- Southwestern Lentil and Brown Rice Bake: A comforting casserole packed with Tex-Mex flavors.
- Soupy Spanish Lentils with Chorizo and Manchego Toast: A rustic and flavorful dish with a Spanish twist.
- Spanish Lentil Soup: A traditional and deeply satisfying rendition of lentil soup.
For an extensive selection of comforting and inspiring liquid meals, check out all my soup recipes at our dedicated Soups and Stews Recipe Index.
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Sausage Lentil Soup Recipe
Carol | From A Chef’s Kitchen
20 mins
1 hr
1 hr 20 mins
6
Equipment
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Wusthof Chef Knife
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Cutting Board
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Measuring Cups and Spoons
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Saucepan
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Dutch Oven
Ingredients
- 1 cup brown lentils
- 2 tablespoons olive oil
- 1 pound spicy Italian sausage links, casings removed, cut into 1-inch pieces
- 1 large onion, chopped
- 2 large carrots, chopped
- 3 stalks celery, chopped
- 6 cloves garlic, chopped
- 6-8 cups beef broth, as needed
- 1 can (28-ounce) petite diced tomatoes, or 2 (14.5-ounce) cans, undrained
- 1 tablespoon dried basil
- 1 tablespoon dried oregano
- 1 large bunch curly kale, stems removed and coarsely chopped
- Salt and freshly ground black pepper, to taste
- Crushed red pepper flakes, to taste (optional)
- Chopped fresh parsley, for garnish (optional)
Instructions
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Inspect the lentils for any debris (refer to “How to Inspect Lentils” section for detailed guidance). Bring a small saucepan of water to a boil. Add the sorted lentils and simmer for 20 to 25 minutes, or until cooked but still firm enough to hold their shape. Drain thoroughly and set aside.
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Meanwhile, in a large Dutch oven or heavy-bottomed pot, heat the 2 tablespoons of olive oil over medium-high heat.
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Add the Italian sausage (casings removed and broken into 1-inch pieces) to the Dutch oven. Brown the sausage well, stirring and breaking it up with a spoon, until almost cooked through. It will continue to cook in the soup. Transfer the browned sausage to a plate lined with paper towels to drain excess fat.
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Return the pot to medium heat. If there’s excessive fat, you can drain some, leaving about 1-2 tablespoons for sautéing.
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Add the chopped onion to the pot and cook, stirring occasionally, for 4 to 5 minutes, or until it begins to soften and become translucent.
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Stir in the chopped carrots and celery. Continue to cook for another 5 minutes, or until these vegetables also begin to soften.
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Add the minced garlic and stir briefly for about 30 seconds, until it becomes wonderfully fragrant. Be careful not to let it brown or burn.
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Pour in the beef broth and add the petite diced tomatoes (undrained). Return the cooked sausage to the pot. Stir in the dried basil and dried oregano. Bring the soup to a gentle simmer.
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Allow the soup to simmer uncovered for 15 minutes, letting the flavors develop. Then, add the pre-cooked lentils and the coarsely chopped kale. Continue to cook until the kale has wilted and the vegetables are tender, about 5-7 more minutes.
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Taste the soup and season to taste with salt, freshly ground black pepper, and crushed red pepper flakes if you desire an extra kick.
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Turn off the heat and let the soup stand for 10-15 minutes before serving. This resting period allows the flavors to deepen and meld. Garnish with fresh chopped parsley if desired.
Notes
- Substitute turkey sausage or chicken sausage for pork Italian sausage. If you do this, also substitute the beef broth with chicken stock or chicken broth for a harmonious flavor.
- You can also use ground meats such as chicken, turkey, or lean ground beef, but be aware that the flavor profile will be milder compared to Italian sausage.
- If kale is not available or preferred, you can substitute with fresh spinach or Swiss chard. Add spinach at the very end of cooking as it wilts quickly.
TIPS:
- Cooking the lentils separately is key to a clearer, less murky soup broth. This also helps prevent the soup from becoming overly thick upon standing, as lentils release starch during cooking.
- Allowing the soup to rest for 10-15 minutes after cooking helps the flavors to meld and deepen, resulting in a more complex and satisfying taste.
MAKE AHEAD:
- This Sausage Lentil Soup is an excellent make-ahead meal. Its flavor actually improves as it sits. Prepare the soup, cool it thoroughly to room temperature, then refrigerate in an airtight container for up to 3-4 days.
- Reheat gently on the stovetop over medium-low heat, stirring occasionally, or in the microwave until warmed through. You may need to add a splash of extra broth if it has thickened too much.
FREEZER-FRIENDLY:
- This soup freezes beautifully. Portion the cooled soup into airtight, freezer-safe containers in your desired serving sizes. Freeze for up to 2-3 months for best quality.
- To reheat from frozen, thaw in the refrigerator overnight, then reheat on the stovetop or in the microwave. Alternatively, you can reheat directly from frozen on low heat on the stovetop, adding a little extra broth if needed, until hot and defrosted.
Nutrition
Calories: 475kcal
Carbohydrates: 29g
Protein: 24g
Fat: 30g
Saturated Fat: 10g
Polyunsaturated Fat: 4g
Monounsaturated Fat: 15g
Cholesterol: 57mg
Sodium: 1491mg
Potassium: 939mg
Fiber: 12g
Sugar: 3g
Vitamin A: 6296IU
Vitamin C: 34mg
Calcium: 134mg
Iron: 5mg
Nutritional values are automatically calculated using unbranded products and are estimates only. Actual results may vary based on ingredients used and portion sizes. Adjust as needed for dietary restrictions, allergies, or health concerns.

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