Hearty Pearl Barley Soup with Root Vegetables & Herbs

Published: March 1, 2026
Deborah RockDeborah Rock
Categories: Vegetables, Soups, Vegetarian
Tags: Comfort Food, Dinner, healthy, Vegetarian, Soup, One-Pot, Barley

Barley Soup

Comforting pearl barley soup with root vegetables and fresh herbs—simple, nourishing, and ready for chilly nights.

Prep Time:20 minCook Time:50 minTotal Time:70 minServings:6Difficulty:Easy

Nutrition (per serving)

Calories:260 kcal
Protein:9 g
Carbs:46 g
Fat:5 g

This pearl barley soup is the kind of bowl I love to make on a chilly afternoon: humble ingredients, easy technique, and a deeply satisfying result. The barley adds a chewy, nutty bite that makes the soup feel substantial, while sweet carrots, celery, and tender potatoes soak up the savory broth and herbs.

It’s an adaptable, one-pot meal—stir in kale or spinach for color, finish with lemon and parsley for brightness, and you’ve got a cozy, healthy dinner that feels like a hug in a bowl. Perfect for batch-cooking and even better the next day.

Ingredients

  • Pearl barley:1 cup
  • Olive oil:2 tbsp
  • Unsalted butter:1 tbsp
  • Yellow onion, finely chopped:1 piece
  • Carrots, diced:3 pieces
  • Celery stalks, diced:2 pieces
  • Russet or Yukon gold potatoes, peeled and cubed:1 lb
  • Garlic, minced:2 cloves
  • Vegetable broth:8 cups
  • Bay leaf:1 piece
  • Fresh thyme leaves (or 1 tsp dried):1 tbsp
  • Kale, chopped (stems removed):3 cups
  • Fresh parsley, chopped:1/4 cup
  • Lemon, juiced:1 piece
  • Kosher salt:1 1/2 tsp
  • Black pepper, freshly ground:1/2 tsp
  • Red pepper flakes (optional):1/4 tsp

Instructions

  1. Rinse the pearl barley under cold water and drain.

    Pearl barley rinsing in a mesh sieve
  2. In a large heavy-bottomed pot, heat olive oil and butter over medium heat until shimmering. Add the chopped onion, carrots, and celery and cook, stirring occasionally, until the vegetables are softened, about 6-8 minutes.

    Onion, carrot, and celery softening in a heavy pot
  3. Add the minced garlic and thyme and cook for 30 seconds until fragrant.

    Minced garlic and thyme over softened soup vegetables
  4. Stir in the drained pearl barley to toast it lightly with the vegetables for 1-2 minutes.

    Pearl barley stirred into the vegetable mixture
  5. Pour in the vegetable broth and add the bay leaf and potatoes. Increase heat to bring the pot to a boil.

    Vegetable broth poured over barley, potatoes, and vegetables
  6. Once boiling, reduce heat to a gentle simmer, cover partially, and cook until the barley is tender and the potatoes are cooked through, about 35-40 minutes.

    Barley and potato soup gently simmering in a pot
  7. About 5 minutes before the end of cooking, stir in the chopped kale so it wilts but stays bright.

    Bright chopped kale stirred into barley vegetable soup
  8. Remove from heat, discard the bay leaf, then stir in the lemon juice and chopped parsley. Season to taste with salt, pepper, and red pepper flakes if using.

    Lemon juice and parsley finishing the barley soup
  9. Ladle into bowls and serve warm with crusty bread or a simple green salad.

    Finished pearl barley soup served with crusty bread

Tips & Notes

  • Use vegetable or chicken broth to suit your diet; reduce salt if your broth is very salty and adjust at the end.
  • For a creamier texture, mash a cup of the soup against the side of the pot and stir back in, or finish with a splash of cream.
  • This soup stores and freezes well—cool completely before refrigerating for up to 4 days or freezing in portions for up to 3 months.