Canned Condensed Mushroom Soup Substitute

CANNED CONDENSED MUSHROOM SOUP SUBSTITUTE

2 Tbsp butter
4 oz sliced mushrooms
2 Tbsp all-purpose flour
1 cup chicken stock
2 Tbsp vermouth or dry white wine (optional)
Salt and freshly ground pepper to taste
1/2 cup sour cream

Heat the butter in a saucepan over moderate heat and sauté the mushrooms until tender, about 5 minutes. Stir in the flour and cook for 3 minutes. Add the stock, optional vermouth, salt, and pepper and bring to a boil, stirring frequently. Remove from the heat and stir in the sour cream. Makes about 1 1/2 cups.