Double Lentil and Mushroom Barley Soup

Featured in: Earthy Cozy Dinners

This hearty soup combines protein-packed red and brown lentils with nutty pearl barley and earthy cremini mushrooms. The base starts with classic aromatics—onions, garlic, carrots, and celery—building layers of flavor before adding the lentils, barley, and dried thyme and smoked paprika for warmth.

After simmering until tender, fresh collard greens add color and nutrients. The result is a thick, satisfying soup that's naturally vegan and high in fiber. Each bowl delivers 12 grams of protein, making it substantial enough for a main course.

The preparation is straightforward, requiring just one pot and basic techniques. Total time is about an hour and 5 minutes, with most of that being hands-off simmering. Leftovers actually improve in flavor, making it excellent for meal prep.

Updated on Tue, 27 Jan 2026 18:10:10 GMT
Steaming Double Lentil and Mushroom Barley Soup ladled into rustic bowls. Save to Pinterest
Steaming Double Lentil and Mushroom Barley Soup ladled into rustic bowls. | saffronmoss.com

When the air turns crisp, there is nothing more grounding than a bowl of Double Lentil and Mushroom Barley Soup. This hearty, nourishing meal combines the earthy depth of brown lentils with the softening texture of red lentils and the satisfying chew of pearl barley. Infused with smoked paprika and simmered with fresh collard greens, it is a protein-rich vegan staple that provides comfort in every spoonful.

Steaming Double Lentil and Mushroom Barley Soup ladled into rustic bowls. Save to Pinterest
Steaming Double Lentil and Mushroom Barley Soup ladled into rustic bowls. | saffronmoss.com

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This soup is a celebration of pantry staples transformed into a vibrant dish. By layering flavors—starting with a classic aromatic base of carrots, celery, and onions, and building up to the smoky notes of paprika—this recipe ensures that every ingredient has a chance to shine. It is the kind of meal that tastes even better the next day as the flavors continue to meld.

Ingredients

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  • Legumes & Grains: ½ cup red lentils (rinsed), ½ cup brown lentils (rinsed), ¾ cup pearl barley (rinsed).
  • Vegetables: 2 tablespoons olive oil, 1 large yellow onion (diced), 3 garlic cloves (minced), 2 medium carrots (diced), 2 celery stalks (diced), 10 oz cremini or button mushrooms (sliced), 4 cups chopped collard greens.
  • Liquids: 8 cups vegetable broth, 1 cup water.
  • Herbs & Seasonings: 1 teaspoon dried thyme, 1 teaspoon smoked paprika, 2 bay leaves, 1 teaspoon salt, ½ teaspoon black pepper, fresh parsley for garnish.

Instructions

Step 1
Heat olive oil in a large soup pot over medium heat. Add onion and sauté for 3 minutes, until softened.
Step 2
Stir in garlic, carrots, and celery; cook for another 3–4 minutes.
Step 3
Add mushrooms and cook, stirring occasionally, until softened and browned, about 5 minutes.
Step 4
Stir in red and brown lentils, barley, thyme, smoked paprika, and bay leaves.
Step 5
Pour in vegetable broth and water. Bring to a boil, then reduce heat to a simmer.
Step 6
Cover and cook for 30 minutes, stirring occasionally.
Step 7
Add collard greens, salt, and pepper. Simmer uncovered for another 10–15 minutes, or until barley and lentils are tender.
Step 8
Adjust seasoning to taste. Remove bay leaves before serving.
Step 9
Ladle soup into bowls, garnish with fresh parsley if desired, and serve hot.

Zusatztipps für die Zubereitung

For the best results, ensure the lentils and barley are thoroughly rinsed before adding them to the pot to remove excess starch. If the soup becomes too thick upon standing, simply add a splash of extra broth or water when reheating to restore the desired consistency.

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Varianten und Anpassungen

This recipe is highly adaptable. For a gluten-free version, substitute the pearl barley with short-grain brown rice or quinoa. If you cannot find collard greens, Swiss chard or kale make excellent substitutes that provide similar color and nutrition.

Serviervorschläge

Elevate the dish with a squeeze of fresh lemon juice just before serving to add a bright pop of acidity. This soup pairs exceptionally well with thick slices of crusty whole-grain bread for dipping.

Earthy Double Lentil and Mushroom Barley Soup with collard greens and crusty bread. Save to Pinterest
Earthy Double Lentil and Mushroom Barley Soup with collard greens and crusty bread. | saffronmoss.com

Whether you are seeking a healthy weeknight dinner or a meal-prep friendly lunch, this Double Lentil and Mushroom Barley Soup is a reliable choice. It captures the essence of wholesome cooking, delivering warmth and vitality in every bowl. Enjoy the process of simmering these simple ingredients into a truly extraordinary meal.

Recipe FAQs

What makes this soup protein-rich?

The combination of red and brown lentils provides about 12 grams of protein per serving. Lentils are excellent plant-based protein sources, and when paired with barley, which also contains protein, this becomes a substantial, nutritionally complete meal.

Can I make this gluten-free?

Yes. Simply substitute the pearl barley with short-grain brown rice or quinoa. Both alternatives work well with the cooking time and maintain the soup's satisfying texture. Also ensure your vegetable broth is certified gluten-free.

How should I store and reheat leftovers?

Store in an airtight container in the refrigerator for up to 5 days. The soup will thicken as it sits—simply add a splash of water or broth when reheating. It also freezes well for up to 3 months. Thaw overnight in the refrigerator before reheating.

Can I use other greens instead of collard greens?

Absolutely. Swiss chard, kale, or even spinach work beautifully. Collard greens hold their texture well during cooking, but spinach should be added in the last 2-3 minutes since it wilts quickly.

Why use both red and brown lentils?

Red lentils break down during cooking, thickening the broth naturally, while brown lentils maintain their shape for texture. This combination creates a soup with both body and substance, making each spoonful more satisfying.

What can I serve with this soup?

Crusty whole-grain bread is perfect for soaking up the flavorful broth. A simple green salad with vinaigrette balances the heartiness. For extra protein, a dollop of vegan yogurt or a sprinkle of nutritional yeast adds creaminess.

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Double Lentil and Mushroom Barley Soup

Hearty lentils, mushrooms, and barley simmered with vegetables and collard greens create a protein-rich, comforting bowl ready in just over an hour.

Prep Steps Duration
20 min
Time Needed to Cook
45 min
Overall Time Required
65 min
Created by Leah Winslow


Skill Level Easy

Cuisine Type International

Servings Made 6 Number of Portions

Diet Preferences Plant-Based, No Dairy

List of Ingredients

Legumes & Grains

01 ½ cup red lentils, rinsed
02 ½ cup brown lentils, rinsed
03 ¾ cup pearl barley, rinsed

Vegetables

01 2 tablespoons olive oil
02 1 large yellow onion, diced
03 3 garlic cloves, minced
04 2 medium carrots, diced
05 2 celery stalks, diced
06 10 oz cremini or button mushrooms, sliced
07 4 cups chopped collard greens

Liquids

01 8 cups vegetable broth
02 1 cup water

Herbs & Seasonings

01 1 teaspoon dried thyme
02 1 teaspoon smoked paprika
03 2 bay leaves
04 1 teaspoon salt, or to taste
05 ½ teaspoon black pepper, or to taste
06 2 tablespoons chopped fresh parsley, optional

How to Make It

Step 01

Sauté Aromatics: Heat olive oil in a large soup pot over medium heat. Add diced onion and sauté for 3 minutes until softened.

Step 02

Build Flavor Base: Stir in minced garlic, carrots, and celery; cook for 3 to 4 minutes until beginning to soften.

Step 03

Cook Mushrooms: Add sliced mushrooms and cook, stirring occasionally, for about 5 minutes until softened and browned.

Step 04

Combine Legumes and Grains: Stir in red lentils, brown lentils, barley, dried thyme, smoked paprika, and bay leaves until well combined.

Step 05

Deglaze and Simmer: Pour in vegetable broth and water. Bring to a boil, then reduce heat to a simmer.

Step 06

Partial Cook: Cover and cook for 30 minutes, stirring occasionally to prevent sticking.

Step 07

Finish with Greens: Add chopped collard greens, salt, and pepper. Simmer uncovered for 10 to 15 minutes until barley and lentils are tender.

Step 08

Season and Prepare: Adjust seasoning to taste and remove bay leaves. Ladle into bowls, garnish with fresh parsley if desired, and serve hot.

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Equipment List

  • Large soup pot
  • Chef's knife
  • Cutting board
  • Measuring cups and spoons
  • Ladle

Allergy Details

Double-check each ingredient for allergens. Ask your doctor if you're unsure.
  • Contains gluten from barley
  • Nut-free, soy-free, and dairy-free
  • For gluten-free diets, use certified gluten-free grain and verify broth labels

Nutrition Info (per serving)

Only use this info for reference—it won't replace expert advice.
  • Calorie Content: 245
  • Amount of Fat: 4 g
  • Carbohydrate: 44 g
  • Protein Amount: 12 g

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