You are here: Home » Recipes » French Mushroom Soup French Mushroom Soup Recipe by Favorite Recipes Press Yield 10 cups Mushrooms and onions star in this hearty comforting soup. PrintEmail Ingredients 1 pound mushrooms, sliced1/2 cup chopped onion3 tablespoons butter8 cups water2 tablespoons instant beef bouillon1 teaspoon salt1/8 teaspoon pepper1/2 cup sherry or Madeira chopped fresh parsley Instructions Saute mushrooms and onion in butter until tender. Reduce heat and simmer 10 minutes. Stir in water and bouillon. Cover and simmer 45 minutes. Add carrots. Cover and simmer 15 minutes. Stir in seasonings and sherry. Heat to boiling. Garnish with parsley. Recipe reprinted with permission from The Junior League of Rochester’s Applehood and Motherpie (Rochester, New York, 1981).