1 can cream of chicken soup
1 pt. sour cream
8 oz. shredded cheddar
1/2 c. chopped onion
1 tsp. salt
1 tsp. pepper
2 lb. frozen hash browns, don't need to thaw
1 stick butter
2 c. corn flakes

Mix first 6 ingredients together. Add potatoes and put in 9 x 13 pan. Spread corn flakes on top. Then cut up butter and put on top of corn flakes. Bake at 350 degrees for 45 minutes.