Potato Casserole - cooking recipe

Ingredients

2 lb. frozen hash browns
8 oz. sour cream
1 stick margarine
1 large chopped onion
1 can cream of chicken soup
grated cheese

Preparation

Thaw potatoes.
Add all ingredients, but cheese.
Mix.
Bake 1 hour at 325\u00b0.
Add grated cheese last 10 minutes.