This Vegetarian Vegetable barley soup is the ultimate one-pot wonder for nourishing your body without sacrificing flavor. Loaded with wholesome ingredients like hearty pearl barley, colorful veggies, and aromatic herbs, this soup is a fiber-packed, protein-rich meal that’s as satisfying as it is healthy. Every spoonful delivers a warm, earthy blend of tender barley, vibrant vegetables, and a perfectly seasoned broth to keep you coming back for more.

We created this easy vegetable barley soup to hit all the right notes: quick to make, packed with nutrition, and versatile enough to feed a crowd or save for later meals. Our team of nutrition experts tested multiple variations to perfect the balance of textures and flavors. This healthy barley soup recipe is perfect for weeknight dinners, meal prep, or anyone looking to add more whole grains and veggies to their diet without compromising on taste.
Why This Vegetable Barley Soup Is Good for You
- Rich in fiber: Pearl barley and vegetables like carrots and peas deliver hearty amounts of fiber to support digestion and heart health.
- Vegan and plant-powered: Made with plant-based ingredients, this soup is naturally vegan and dairy-free.
- Low in calories, high in volume: At just 283 calories per serving, this soup fills you up while keeping your calorie intake in check.
- Loaded with vitamins: Carrots and green beans provide vitamins A, C, and K, along with antioxidants to support your immune system.
- Wholesome ingredients only: It’s made with whole foods like fresh produce, barley, and reduced-sodium broth to avoid unnecessary additives.
Wholesome Ingredients for This Vegetable Barley Soup
This soup is crafted from wholesome, nutrient-packed ingredients designed to nourish the body. Here are some key highlights:
- Pearl Barley: This whole grain provides a hearty texture and is a fantastic source of fiber, magnesium, and selenium. Swap with farro or quinoa for a gluten-free alternative.
- Mushrooms: Cremini mushrooms add an earthy depth to the broth while delivering essential B vitamins and antioxidants. For a meaty flavor, consider swapping with shiitake mushrooms.
- Fire-Roasted Tomatoes: These add a subtle smoky sweetness to the soup. Use canned, no-salt-added tomatoes to control the sodium content while maximizing flavor.
- Green Beans and Peas: These frozen superstars keep the soup quick and easy while contributing essential vitamins and a pop of color.
Vegetable Barley Soup at a Glance
- Servings: 6 servings
- Prep Time: 1 hour
- Total Time: 1 hour 5 minutes
Ingredients
- 2 tablespoons extra-virgin olive oil
- 8 ounces sliced fresh cremini mushrooms
- 1 ½ cups chopped yellow onion
- 2 tablespoons minced garlic
- 4 medium carrots, thinly sliced
- 1 teaspoon fennel seeds
- 1 teaspoon dried oregano
- 1 (28 ounce) can no-salt-added fire-roasted diced tomatoes
- 6 cups reduced-sodium vegetable broth
- 1 cup pearl barley
- ½ teaspoon salt
- ½ teaspoon ground pepper
- 2 cups frozen cut green beans
- 1 cup frozen peas
- 1 tablespoon red-wine vinegar
- Chopped fresh flat-leaf parsley and basil for garnish
How to Make Vegetable Barley Soup
- Heat the olive oil in a large heavy pot over medium-high heat. Add the mushrooms, onion, and garlic. Cook, stirring occasionally, until the mushrooms are lightly browned and the onion is translucent, about 7 minutes.
- Add the sliced carrots, fennel seeds, and dried oregano. Stir constantly for 1 minute to release the aromatic flavors.
- Pour in the fire-roasted tomatoes, vegetable broth, and pearl barley. Season with salt and ground pepper. Bring the mixture to a boil over high heat.
- Reduce to medium heat to maintain a gentle simmer. Stir occasionally and cook the soup until the barley is tender, about 40 minutes.
- Stir in the green beans and peas. Continue to cook for 2 more minutes, just until the vegetables are heated through.
- Remove the pot from the heat. Add the red-wine vinegar and stir to combine. Garnish with parsley and basil before serving.
How to Customize This Vegetable Barley Soup for Your Diet
This soup is highly adaptable! Here’s how you can adjust it to suit your specific dietary needs:
- Gluten-Free: Swap pearl barley for quinoa or rice to keep it gluten-free while retaining a hearty texture.
- Keto-Friendly: Skip the pearl barley and add more low-carb vegetables like zucchini or kale instead.
- Higher Protein: Stir in 1-2 cups of cooked chickpeas or lentils for an added protein boost.
- Lower Calorie: Reduce the amount of olive oil and skip the red-wine vinegar to trim down the calorie count.
- Nut-Free: The recipe is naturally nut-free, but confirm ingredients like broth don’t contain hidden allergens.
Our Team’s Tips for the Best Vegetable Barley Soup
- Prep Ahead: Save time by chopping vegetables and measuring barley the night before.
- Don’t Overcook the Barley: Cook just until tender to avoid mushy grains.
- Layer Your Seasonings: Sautéing the spices enhances their flavor and aroma.
- Double the Recipe: This soup freezes beautifully and can be a lifesaver on busy nights.
- Reheating Tips: Add a splash of water or broth when reheating to maintain the soup’s consistency.
Vegetable Barley Soup FAQs
Can I use quick-cooking barley?
Yes, quick-cooking barley will reduce the overall cook time, but you may need to adjust the liquid ratio and keep an eye on consistency.
Is this soup freezer-friendly?
Absolutely! Allow the soup to cool completely, then transfer it to airtight containers and freeze for up to 6 months.
What makes this the best barley soup recipe?
It’s the perfect balance of hearty barley, nutrient-dense vegetables, and a flavor-packed broth. Plus, it’s versatile and easy to adjust for various diets.
What can I pair with this soup?
Serve it with a slice of whole-grain bread, a simple side salad, or even a dollop of plain yogurt for added creaminess.
Can I use fresh vegetables instead of frozen?
Yes, fresh green beans and peas are wonderful! Simply adjust the cooking time to ensure they remain tender-crisp.
We’re confident this vegetable barley soup will become a favorite in your home. Its comforting flavors and health-boosting benefits are hard to resist. What dietary swaps or additions would you try in this recipe? Let us know in the comments below!

Vegetable Barley Soup
Equipment
- Large heavy pot
Ingredients
- 2 tablespoons extra-virgin olive oil
- 8 ounces sliced fresh cremini mushrooms
- 1 ½ cups chopped yellow onion
- 2 tablespoons minced garlic
- 4 medium carrots, thinly sliced
- 1 teaspoon fennel seeds
- 1 teaspoon dried oregano
- 1 (28 ounce) can no-salt-added fire-roasted diced tomatoes
- 6 cups reduced-sodium vegetable broth
- 1 cup pearl barley
- ½ teaspoon salt
- ½ teaspoon ground pepper
- 2 cups frozen cut green beans
- 1 cup frozen peas
- 1 tablespoon red-wine vinegar
- Chopped fresh flat-leaf parsley and basil for garnish
Instructions
- Heat the olive oil in a large heavy pot over medium-high heat. Add the mushrooms, onion, and garlic. Cook, stirring occasionally, until the mushrooms are lightly browned and the onion is translucent, about 7 minutes.
- Add the sliced carrots, fennel seeds, and dried oregano. Stir constantly for 1 minute to release the aromatic flavors.
- Pour in the fire-roasted tomatoes, vegetable broth, and pearl barley. Season with salt and ground pepper. Bring the mixture to a boil over high heat.
- Reduce to medium heat to maintain a gentle simmer. Stir occasionally and cook the soup until the barley is tender, about 40 minutes.
- Stir in the green beans and peas. Continue to cook for 2 more minutes, just until the vegetables are heated through.
- Remove the pot from the heat. Add the red-wine vinegar and stir to combine. Garnish with parsley and basil before serving.
