Chicken Tetrazzini - cooking recipe

Ingredients

1 lb. thin spaghetti
1 medium onion
1/2 lb. butter
2 cans cream of chicken soup, undiluted
2 chicken breasts, cooked and cut up
1 pt. sour cream
Parmesan cheese

Preparation

Cook spaghetti.
Saute onion in butter, but not too brown. Mix all ingredients together and place into ungreased casserole. Sprinkle generously with Parmesan cheese.
Cover and bake at 300\u00b0 for 1 hour.
Serves 16.