1 lb. ground chuck
1 med. onion, chopped fine
1/4 c. butter
1 tsp. salt
2 tbsp. flour
1 tsp. garlic powder
1 (8 oz.) can mushrooms, drained
1 (10 1/2 oz.) can condensed cream of chicken soup
1 c. dairy sour cream
2 c. or more cooked noodles

In large skillet, cook chuck and onions in butter until onions are tender. Drain. Stir in flour, salt, pepper and mushrooms. Cook for 5 minutes, stirring constantly. Remove from heat, stir in soup, simmer, uncovered for 10 minutes. Stir in sour cream, heat through. Serve over noodles.