2 lbs. frozen hash browns, thawed
1 carton sour cream
1 can cream of chicken or mushroom soup
1 med. onion, diced and sauteed
8 oz. sharp cheese, grated
1/4 stick butter
Salt and pepper

Saute onions in butter. Mix ingredients in large casserole. Pack lightly. Crumble potato chips or buttered bread crumbs on top. Bake at 350 degrees for 50 minutes.