Hash Brown Potato Casserole - cooking recipe

Ingredients

1 (2 lb.) bag hash brown frozen potatoes
3/4 stick butter
1 small carton sour cream
2 c. sharp Cheddar cheese, grated
1 can cream of onion soup
1 medium onion, chopped

Preparation

Saute onions and butter.
Add remaining ingredients.
Bake 1 hour at 350\u00b0.