2 pound(s) lean round beef or sirloin cubed or strips |
1/2 cup(s) butter or margarine |
1 pound(s) fresh mushrooms or lg. can sliced |
3/4 cube(s) onions chopped |
1 can(s) tomato paste 6 oz. |
2 teaspoon(s) salt |
1/4 teaspoon(s) pepper |
1 tablespoon(s) worcestershire sauce |
1 cup(s) lowfat sour cream |
1 package(s) noodles 8 oz. |