4 lb. round steak
2 c. sliced onions
1/4 lb. butter
1 lb. mushrooms, sliced
1 c. bouillon or 1/2 c. bouillon and 1/2 c. dry white wine
3 c. sour cream
Salt to taste
Pepper to taste
Mustard to taste

Pound steak thin. Cut in pieces 2 inches wide and 3 inches long. Cut onion slices in half and cook in butter until wilted. Add mushrooms and beef and cook 5 minutes. Pour in bouillon and cover.

Simmer 45 minutes until meat is tender and liquid almost evaporated.

Stir in sour cream, season to taste. Heat, not to boil. Ingredients can be reduced according to size of servings needed. Makes 12 servings.