- 4 ounces dried Polish or porcini mushrooms
- 3 1/2 cups hot water
- 3 quarts regular-strength beef, chicken or vegetable stock (the latter if fasting)
- 1 cup pearl barley
- 2 cups sour cream
- 2 tablespoons all-purpose flour
- Salt and pepper
- Sour cream for garnish (optional)
- Chopped parsley for garnish (optional)


