Hashbrowns Casserole

• 2 lbs frozen hash browns 
• 1/2 cup margarine, 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 oepper 

Directions:

1. Preheat oven to 350°F and spray an 11 x 14 baking dish with cooking spray.
2. Mix the above ingredients together, place in prepared pan and bake for 45 minutes or until brown on top.