Spicy Sprouted Lentil Soup (Gut-Friendly Vegan Recipe)

When the weather can’t seem to make up its mind, cold one day, warm the next, there’s one thing that always feels right: a comforting, nourishing bowl of soup. But not just any soup. This spicy sprouted lentil soup brings together deep flavor, gut-friendly ingredients, and a simple technique that can completely transform the way your body handles legumes.

If you’ve ever loved the idea of lentils but struggled with how they make you feel, you’re not alone. Lentils are incredibly nutritious, packed with plant-based protein, fiber, and essential minerals, but for many people, they can also be difficult on the digestive system. That’s where sprouting comes in, and it’s a total game-changer.

Sprouting lentils is one of those old-school kitchen practices that is quietly making a comeback, and for good reason. By allowing lentils to sprout before cooking them, you’re essentially pre-digesting them. This results in a lentil that’s not only easier on your stomach, but also more nourishing overall.

I have loved getting into sprouting, which is partly why I chose to use sprouted lentils instead of regular lentils in this recipe. It’s a bit of simple work beforehand, but once you understand and try the process out a few times, you won’t even have to think twice next time you want sprouted legumes.

So let’s get into this recipe that comes together with layers of warmth and depth, bringing  a new level of flavor and nutrition to the table.

What Are Sprouted Lentils?

Has anyone out there sprouted lentils before? This started as an interesting experiment for me. I was curious about the process and just wanted to see what would happen. And it doesn’t hurt that I kept reading about how good sprouted grains were for you.

Sprouted lentils are simply lentils that have been soaked and allowed to germinate for a short period before cooking or enjoying “raw”. They’re often marketed and sold as a specialty ingredient, which can make them more intimidating than they need to be. It’s actually a simple, traditional process that has been used for centuries to enhance both the nutrition and digestibility of legumes.

Visually, sprouted lentils look slightly different from dry lentils. After soaking and resting for a day or two, you’ll notice tiny white tails emerging from each lentil. This is the sprout, and it’s a sign that the process is working (we’ll get into that later). At this stage, the lentils are ready to be cooked in a recipe or eaten raw.

What makes sprouted lentils especially appealing is that they offer a middle ground between raw and fully cooked foods. They retain a fresh, slightly nutty flavor while still becoming tender and easy to digest. Plus, you don’t need any special equipment to make them, just water, a jar or bowl, and a little patience. And once you get in the habit of sprouting lentils, you may find yourself using them in everything from salads to grain bowls and soups.

Ingredients at-a-Glance

One of the great things about this spicy sprouted lentil soup is how it transforms simple, everyday ingredients into something deeply flavorful and satisfying. It’s packed with a warm blend of spices that bring all the magic to this dish and can easily be adjusted to suit your taste.

• Sprouted Lentils
• Olive Oil
• Sweet Potato
• Onion
• Carrots
• Celery
• Garlic
• Corn
• Salsa
• Veggie Broth
• Lemon Juice
• Kale
• Herbs & Spices: Cumin, Coriander, Oregano, Chili Powder, Crushed Red Pepper, Salt & Black Pepper

Measurements for each ingredient, along with instructions for making Spicy Sprouted Lentil Soup, are in the printable recipe card below.

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Printable Spicy Sprouted Lentil Soup Recipe Card

Sprouted lentils give this soup a whole new texture, flavor, and a huge boost of nutritional value that's gentle on the gut!

Course: Soup

Keyword: Spicy Sprouted Lentil Soup

Ingredients

• 2 cups sprouted lentils (see notes)
• 2 tbsp olive oil
• 1 large sweet potato, peeled and cubed
• 1 large onion, diced
• ½ cup carrot diced
• ½ cup celery diced
• 2 cloves garlic, minced
• ½ cup corn, canned or frozen
• 4 cups mild salsa
• 5 cups vegetable broth
• 2 tsp fresh lemon juice
• 1 tbsp cumin
• ½ tbsp chili powder
• ½ tbsp oregano
• 1 tsp salt
• ½ tsp coriander
• ¼ tsp crushed red pepper
• ¼ tsp black pepper
• 6-7 cups kale, roughly chopped

Instructions

• In large stock pot, heat the olive oil over medium-high heat and saute the onion, celery and carrots for about 5 minutes. Add the minced garlic and cook for 1 more minute.
• Add the sweet potato, sprouted lentils, corn, salsa, veggie broth, lemon juice and spices. Bring to a boil, reduce heat to a simmer, cover, and cook until your veggies are tender (25-30 minutes). Remove lid and stir in the kale just until wilted.
• Serve warm with a side salad or crusty bread.

Notes

• See the recipe for sprouting lentils in this same article or refer to this website. You can sometimes find sprouted lentils at grocery stores in the organic produce section, but sprouting them at home is a much better (and cheaper) option! 

How to Sprout Lentils (Step-by-Step)

Sprouting lentils might sound intimidating if you’ve never done it before, but it’s actually a simple, low-effort process that requires very minimal hands-on time. Once you try it, you’ll see how easy it is to incorporate into your routine. This method of sprouting lentils was adapted from The Nutrition Source at Harvard.

Step 1

Start by rinsing your lentils under cold water in a fine mesh strainer. (For this recipe, you will need about 1/2 cup of dry lentils.) This removes any dust or debris and prepares them for soaking. Next, place them in a large glass jar (1 qt jar) and cover them with plenty of water.

Tip: Lentils will expand as they soak, so fill the jar at least 3/4 full to make sure there’s enough room.

Step 2

Cover the jar loosely with a breathable cover (such as a coffee filter, cheesecloth, or sprouting lids), and secure with a rubber band. Let them soak for 8-16 hours.

Step 3

Drain the lentils in a fine-mesh strainer, or if using a sprouting lid, simply tip the jar upside down to drain all the water. Return the lentils to the container, re-cover with the breathable lid, and let them sit for 8 hours.

Step 4

After 8 hours, put the lentils in a fine-mesh strainer, rinse them under cold water, return them to the jar, and re-cover them. Repeat this process of rinsing them under cold water and returning them to the jar twice a day for about 3-4 days, or until sprouts begin to form and reach the desired length (at least a 1/2-inch sprout is preferable).

Step 5

When the sprouts have reached the desired length, lay them out in a single layer on paper towels or a clean dish towel and let them air dry for about an hour. Store them in an airtight container in the fridge for up to one week.

Tip: You can also store them wrapped in a clean kitchen towel in an airtight container to keep out excess moisture, which can cause them to spoil faster.

Variations (Mild, Creamy, Extra Spicy)

I love how easy it is to adapt this recipe to different tastes and preferences. Whether you want a gentle flavor or something bold and fiery, you can tweak it to fit your mood.

For a milder version, simply reduce or omit the chili-based spices. You’ll still get plenty of flavor from aromatics like garlic and onion, along with other seasonings, but without the heat. This is a great option if you’re cooking for kids or anyone sensitive to spice.

If you’re craving something creamy, there are a few ways to achieve that. Blending part of the soup is the simplest method. Blend about half of the soup to keep some of those chunky textures while still leaving a thicker, creamier base. You can also substitute some of the vegetable broth for coconut milk or a plant-based cream to add richness. This variation pairs especially well with the spices, as it helps to tone down the spice and adds a velvety smooth texture.

For those who love heat, turning this into an extra spicy version is easy. Add more chili flakes, some fresh chili peppers, or even a dash of hot sauce. Substitute the mild salsa for your favorite hot-and-spicy version. Just be sure to balance the heat with enough salt and acidity so it doesn’t overpower the other flavors.

You can also experiment with other add-ins, such as roasted vegetables, different greens, or other sprouted grains to make the soup even more filling and nutritious.

How to Store & Freeze

This soup is perfect for meal prep because it stores well and often tastes even better the next day, once the flavors have had time to meld and settle. Proper storage ensures you can enjoy it throughout the week without losing quality.

Once the soup is completely cooled, store it in an airtight container in the fridge for about 4-5 days. When reheating, you may need to add a splash of water or broth. This soup also freezes very well, although the texture can change slightly after freezing. Stored in a freezer-safe bag or container, it will keep for up to 2 months. Thaw the soup in the fridge overnight or gently reheat it from frozen on the stovetop.

Spicy Sprouted Lentil Soup FAQs

Sprouted lentils are an old kitchen technique that is making a comeback, so they are still new to many home cooks. For all your questions and comments, leave them in the comments section below to connect with other readers and us!

Do Sprouted Lentils Cook Faster Than Regular Lentils?

Sprouted lentils cook more quickly than regular, dry lentils. Even if regular lentils have been soaked, sprouted lentils cook faster because they have already absorbed water and begun to break down during sprouting.

Do Sprouted Lentils Reduce Gas and Bloating?

For many people, sprouted lentils are a great way to enjoy the health benefits of lentils without all the discomfort that comes from them. Sprouting helps break down certain compounds in the lentils that can cause digestive issues, making sprouted lentils easier to tolerate for most people.

Can I Use Canned Lentils Instead?

You can use canned lentils in this recipe, but you’ll miss out on the unique benefits and texture of sprouted lentils. Plus, if you’re new to sprouted grains, this is a great way to add a new skill to your kitchen toolbox! If using canned lentils, adjust the cooking time accordingly.

Is This Soup High in Protein?

Lentils are a great source of plant-based protein, making this soup high in protein, fiber, and other nutrients for a satisfying and balanced meal.

Soup’s On!

This spicy sprouted lentil soup recipe has all the makings of a true staple. It’s a hearty meal that’s perfect for a cozy night in, prepping lunches for the week, or simply looking for something nutritious that doesn’t require a complicated ingredient list. Once you understand the simple technique behind sprouting lentils, they’re easy to have on hand all the time to add to salads, sandwiches, soups, and more! It’s a simple way to add more flavor, nutrients, and creativity to your meals.

This recipe is also a reminder that small changes in the kitchen can have a big impact. Something as simple as sprouting lentils can completely transform both the nutritional value and the way a dish makes you feel. And once you experience and understand that difference, it opens the door to experimenting with other ingredients and techniques in new ways.

If you try this recipe, be sure to save it for later since I’m sure it will soon become a part of your regular rotation. It’s the perfect recipe to come back to whenever you need something simple, satisfying, and full of flavor.

Get In Touch!

Did you try this spicy sprouted lentil soup? Was it your first time sprouting lentils? Let us know how you liked it! Leave a comment and connect with other home cooks.