Potato Casserole - cooking recipe

Ingredients

2 lb. hash brown potatoes
2 cans mushroom soup
1 c. sour cream
1 c. sharp cheese, grated
1 stick margarine, melted
1 onion, chopped

Preparation

Mix all ingredients in large bowl.
Put into 9 x 13-inch Pyrex dish.
Bake 1 hour at 350\u00b0.