Gourmet Potato Casserole - cooking recipe

Ingredients

2 (1 lb.) pkg. frozen hash brown potatoes, thawed
1 stick margarine
1 onion, finely chopped
1 pt. sour cream
1 can cream of mushroom soup
8 oz. shredded Cheddar cheese
potato chips, crumbled

Preparation

Grease 9 x 13-inch pan with margarine.
Saute onion in margarine.
Pour onion mixture in deep bowl.
Add rest of ingredients. Mix well with wooden spoon.
Spread into pan. Crumble 2 cups potato chips on top.
Bake at 350\u00b0 for 1 hour.