1 lb. pkg. frozen hash browns
1 med. onion, diced
1 can cream of celery soup
1 (8 oz.) container sour cream
8 oz. Cooper sharp cheese, shredded
1/2 stick butter
1 c. corn flakes, crushed

Mix all the above ingredients together except butter and corn flakes and place in 13 x 9 inch baking dish. Melt 1/2 stick butter and mix with corn flake crumbs. Sprinkle on top of potato mixture. Bake 1 hour at 350 degrees.