Potato Casserole - cooking recipe

Ingredients

2 lb. frozen hash browns (thaw 30 minutes)
1 c. diced onion
1 can cream of chicken soup
1 lb. sour cream
1 stick melted oleo
8 oz. sharp Cheddar cheese, shredded or grated (may add more cheese as desired)

Preparation

Mix all ingredients together.
Place in 9 x 13-inch or larger ungreased baking pan or casserole dish.
Optional:
Sprinkle 1 cup or more crushed potato chips on top.
Bake at 375\u00b0 for 1 hour uncovered.
Let sit 5 minutes before serving.