Mashed Potato Casserole - cooking recipe

Ingredients

8 large potatoes
2 Tbsp. onion salt
1 pt. sour cream
4 Tbsp. butter
1 c. grated cheese (Cheddar)

Preparation

Peel and cook potatoes until soft.
Mash with onion salt and sour cream.
Add butter to mixture.
Place in 2-quart casserole dish and top with cheese.
Refrigerate overnight.
Bake at 350\u00b0 for one hour.