Mushroom Barley Soup

Name: Mushroom Barley Soup
Ingredients: 1 ounce dried porcini mushrooms soaked until soft in 1/2 cup hot water (reserve water after soaking); 2 tablespoons olive oil; 1 small onion, chopped; 2 carrots, chopped; 1 stalk celery, chopped; 1 shallot, chopped; 2 cloves garlic, chopped; 2 ounces pancetta, chopped; 1 pound cremini mushrooms, chopped; 1 tablespoon tomato paste; 1 tablespoon soy sauce; 1/4 cup dry sherry; 1/2 cup pearl barley; 4 cups chicken stock; 2 cups beef stock; 1 1/2 teaspoons salt; 1/2 teaspoon pepper; 1/3 cup minced fresh parsley