Cheesy Potatoes

1 stick butter
1 bag Ore Ida hash browns
1 can cream of chicken soup
4 cups shredded cheddar cheese
1 pint sour cream
1 large onion chopped
salt and pepper

Preheat oven to 350 degrees. Combine all ingredients except hash browns in pot, reserving 2 cups of the cheese. When all is combined and melted together, mix with hashbrowns in pan. Sprinkle with remaining cheese. Bake 45 minutes or until browned on top and heated through.