Creamy Hash Browns

2 lb. package of frozen hash brown potatoes, thawed

1 can cream of mushroom soup

1 can cream of chicken soup

8 ounce container sour cream

8 ounce package grated cheddar cheese

1/2 medium onion, grated

Preheat oven to 350 Mix all ingredients together. Butter bottom and sides of a 9 inch x 13 inch pan. Pour potato mixture into the pan; bake uncovered 1 hour.