2 chicken breasts, skinned, boned and cut into cubes
1 med. onion, chopped
6 tbsp. butter
1 can cream of mushroom soup
1 can mushrooms with liquid
1/2 c. sour cream
Cooked rice

Melt butter in large skillet. Saute chicken and onions over high heat quickly. Stir in soup and mushrooms with liquid. Stir to mix, bring to a boil. Reduce heat, stir in sour cream, and heat through; do not boil. Serve over hot cooked rice.