Potato Casserole - cooking recipe

Ingredients

2 lb. frozed hash brown potatoes, thawed
1/2 c. melted margarine
1 tsp. salt
1/2 tsp. black pepper
1 can cream of celery soup
1/2 c. chopped onion
1 pint sour cream
1 c. sharp cheese, grated

Preparation

Mix all ingredients and put in a 13 x 9 inch buttered casserole dish.
Bake at 350\u00b0 for about 30 minutes.
Top with crushed corn flakes and dot with margarine.
Bake 30 more minutes.