4 med. potatoes
1 med. sweet onion
1 can Cheddar cheese soup
1 tbsp. butter
1 c. evaporated milk

Slice potatoes and onions. Put potatoes in bottom of baking dish. Put onions over potatoes. Mix soup and milk. Pour over onions. Chip up butter and put on top. Bake in 375 degree oven for 30 minutes.