Cheese Potato Casserole - cooking recipe

Ingredients

1 pkg. frozen hash brown potatoes (16 oz.)
1 small onion, chopped
8 oz. shredded Cheddar cheese
1 can cream of mushroom soup
8 oz. sour cream

Preparation

Using margarine, grease a 9 x 13-inch baking dish.
Mix all of the ingredients together and place into the baking dish.
Place \"dabs\" of margarine or butter on top of casserole.
Bake for 1 hour at 350\u00b0.
Reheats well.