Cheesy Potato Casserole

Ingredients:
- 7 medium potatoes
- 1/4 c. margarine, melted
- 1 small onion
- 1 tsp. salt
- 1/4 tsp. pepper
- 1 (8 oz.) container sour cream
- 1 can cream of chicken soup
- 2 c. (8 oz.) shredded Cheddar cheese
- 3 Tbsp. melted margarine
- 1 1/2 c. herb seasoning stuffing

Directions:
- Cook potatoes until tender.
- Cool and cut into strips. Combine 1/4 cup butter and next 5 ingredients.
- Gently stir in potatoes and cheese.
- Spoon into lightly greased 13 x 9-inch baking dish.
- Combine 3 tablespoons of butter and stuffing mix. Sprinkle over potato mixture.
- Bake, uncovered, at 350° for 25 minutes or until thoroughly heated.