2 lbs. round steak, tenderized and cut in 1 inch squares
1/2 c. chopped onion
2 tbsp. butter
2 tbsp. flour
2 beef bouillon cubes
2 tbsp. tomato paste
1 tsp. dry mustard
1 1/2 c. water
Salt and pepper to taste
4 oz. mushroom and liquid
1/2 c. sour cream (stir in just before serving)

Roll steak in flour and brown in butter with onion. Add the remaining ingredients. Cook for approximately 2 hours or until meat is tender. Don't forget the sour cream. (Easy and cheap.)