As the cooler days approach, nothing beats the comforting embrace of a hearty bowl of soup. And what better way to savor these moments than with this Crockpot Mushroom, Barley, and Lentil Soup?
Perfect for busy lives and hungry stomachs, this recipe not only offers hassle-free cooking in the slow cooker but also packs a nutritional punch. Rich in fiber from barley and lentils and loaded with vitamins from an assortment of vegetables, this soup serves as an excellent source of plant-based protein and immune-boosting antioxidants.
A Bowl Full of Goodness

This soup brings together the earthy flavors of mushrooms with the nuttiness of barley and the heartiness of lentils. It’s a fiber-rich meal that is not only satisfying but also packed with nutrients. Mushrooms are low in calories and offer a dose of antioxidants, barley is a wonderful source of fiber, and lentils are an excellent plant-based protein. This combination makes for a soup that’s not just tasty but also beneficial for your health.
Nutritional Insights
Mushrooms: Known for their versatility in dishes, mushrooms are a powerhouse of nutrients. They are rich in B vitamins like riboflavin, niacin, and pantothenic acid, which help the body utilize energy from the food we eat and form red blood cells. They also provide a good source of antioxidants such as selenium, which plays a critical role in maintaining immune function and preventing damage to cells and tissues.1
STOP BUYING GREENS: This Machine Grows $1000s Worth Automatically
โ Set It & Forget It: Fully Automated Growing
โ From Seed to Harvest in Days - No Experience Needed
โ Grow Premium Microgreens Worth $50/lb Year-Round
Note: This is an affiliate link and we may earn a small commission if you purchase at no additional cost. This helps keep our website free to use.
Barley: This hearty grain is a great source of dietary fiber, particularly beta-glucan, which may help lower cholesterol and is linked to heart health. Barley also provides essential minerals like selenium and manganese, which protect against oxidative stress and support metabolic functions.2
Lentils: As a staple legume, lentils are incredibly nutritious. They are a fantastic source of protein, making them an excellent meat alternative for vegetarians. Lentils are rich in dietary fiber, which promotes digestive health and helps maintain healthy blood sugar levels. They are also packed with iron, which is crucial for making hemoglobin that carries oxygen throughout the body. Moreover, lentils contain polyphenols, beneficial compounds that have antioxidant properties.3
Together, these ingredients create a soup that is not only satisfying and delicious but also loaded with nutrients that support overall health. Enjoying this soup could contribute to improved heart health, better digestive health, and enhanced immune function, making it a worthwhile addition to your diet.
Perfect Pairings for Mushroom, Barley, & Lentil Soup
To elevate the experience of enjoying this rich and hearty Mushroom, Barley, and Lentil Soup, consider these perfect pairings that complement its flavors and add a touch of variety to your meal:
- Crusty Bread: A slice of warm, crusty bread like a baguette or sourdough is perfect for dipping into the soup, absorbing the flavorful broth, and adding a satisfying crunch.
- Green Salad: Pair the soup with a fresh green salad dressed with a light vinaigrette. The crispness of the greens contrasts beautifully with the earthiness of the soup, providing a refreshing balance.
- Roasted Vegetables: Serve the soup alongside a tray of roasted vegetables such as carrots, parsnips, and Brussels sprouts. Roasting enhances their sweetness, which pairs wonderfully with the savory depth of the soup.
- Grilled Cheese Sandwich: For a heartier meal, a grilled cheese sandwich made with sharp cheddar or Gruyère offers a gooey, melty contrast to the soup’s robust texture and flavors.
- Apple Cider: A glass of apple cider, either hot or cold, complements the earthy tones of the soup with its sweet and slightly tangy flavor profile, making it a cozy addition, especially in autumn.
- Zesty Lemon Quinoa: For a healthier side, serve the soup with a bowl of lemon-infused quinoa. The citrus notes will bring a light and refreshing zest to your meal, balancing the richness of the soup.
Slow Cooker Mushroom, Barley, and Lentil Soup
Ingredients
- 6 cups vegetable broth
- 1 cup water
- 3 large carrots chopped
- 2 stalks celery chopped
- 1 medium onion diced
- 4 cloves garlic minced
- ¾ cup pearled barley
- ¼ cup brown or green lentils
- 16 oz button mushrooms chopped
- 2 bay leaves
- 1 tsp thyme
- 1 ¼ tsp salt or to taste
- Freshly ground black pepper
Instructions
- Combine all ingredients in a crockpot.
- Set the crockpot on high and cook for approximately 3 hours, or until the barley and lentils are tender and the vegetables are soft.
- Remove the bay leaves and adjust seasoning with salt and pepper according to your preference.
Nutrition
Sources:
- https://nutritionsource.hsph.harvard.edu/food-features/mushrooms/
- https://www.sciencedirect.com/science/article/pii/S2666154323001849
- https://nutritionsource.hsph.harvard.edu/food-features/lentils/
Davin is a jack-of-all-trades but has professional training and experience in various home and garden subjects. He leans on other experts when needed and edits and fact-checks all articles.