Simple Mushroom Barley Soup

from "the perfect pantry" - http://www.theperfectpantry.com/2006/10/barley.html

• Ready In: 2 hrs 10 mins
• Serves: 4

Ingredients

• 1⁄2 cup pearl barley, washed
• 4  cups  chicken stock (homemade or low-sodium canned)
• 2  cups  beef stock (homemade or low-sodium canned)
• 1  small onion, chopped
• 2  small celery ribs, chopped
• 2  carrots, finely diced
• 1  lb  sliced fresh mushrooms
•  soy sauce, to taste
•  black pepper, to taste

Directions

1. In a Dutch oven or heavy stockpot, bring first 5 ingredients to a boil. Lower heat and simmer, covered, for 1 hour.
2. Add remaining ingredients, and simmer, covered, until carrots are tender (30-40 minutes). Season with additional black pepper, to taste.