Best Ever Cheesy Potatoes - cooking recipe

Ingredients

32 ounces frozen hash browns
1/2 cup butter
2 cups cheddar cheese
1/2 medium onion
15 ounces cream of celery soup
8 ounces sour cream
salt and pepper

Preparation

Mix everything but the hashbrowns in a large bowl.
Add the hashbrowns.
Bake at 350 for at least 1 hour (until slightly brown and bubbly).
Enjoy!