Quick Potato Casserole - cooking recipe

Ingredients

1 (2 lb.) pkg. frozen hash brown potatoes
1 pt. sour cream
1 onion, chopped
1 tsp. salt
1 stick margarine, melted
2 c. shredded Cheddar cheese
1 can cream of mushroom soup

Preparation

Mix all ingredients in large baking dish and bake at 375\u00b0 for 45 minutes.