Stuffed Potato Shells - cooking recipe

Ingredients

5 to 7 lb. red potatoes
1 (1 lb.) box large shells
6 to 8 chopped onions
4 sticks butter
16 oz. grated Cheddar cheese

Preparation

Cook shells.
Drain and rinse.
Peel potatoes and boil and mash (no milk) with 1 stick butter, add cheese.
Saute onions in 3 sticks butter for 15 minutes.
Spread 1/2 of onions into 9 x 13-inch pan.
Place shells stuffed with potato mixture in pan. Cover with remaining onion.
Cover with foil tightly.
Bake at 350\u00b0 for 20 minutes.