Best Ever Potato Casserole - cooking recipe

Ingredients

32 ounces cubed hash browns (not shredded)
1/4 cup butter
16 ounces sour cream (you can use a little less, if you like)
10 1/2 ounces cream of chicken soup
1 small purple onion (the purple adds nice color and taste)
2 cups grated cheddar cheese
crushed potato chips (as need to cover the top)

Preparation

Thaw out hash browns.
Dice up onion nice and fine. In a large bowl, put hash browns, melted butter, and rest of ingredients (NO CHIPS) and mix well.
Salt and pepper to taste.
Pour mixture in a 9x13 inch baking dish and sprinkle chips.
Bake at 350\u00b0F for 40 minutes or until it is bubbling around the side of the pan.