2 lbs frozen hash browns
1⁄2 cup margarine or 1⁄2 cup butter, melted
1 (10 1/4 ounce) can cream of chicken soup
1 pint sour cream
1⁄2 cup onion, peeled and chopped
2 cups cheddar cheese, grated
1 teaspoon salt
1⁄4 teaspoon pepper
Preheat oven to 350°F and spray an 11 x 14 baking dish with cooking spray.
Mix the above ingredients together, place in prepared pan and bake for 45 minutes or until brown on top.