1 lb. kielbasa
1 can cream of mushroom soup
1/2 c. milk
1/2 c. chopped sweet onions
5 c. potatoes, sliced thin
1/2 c. grated cheddar cheese

Combine soup, milk and onions. Blend well. Place half the sliced potatoes into a 2 quart casserole. Add half of the kielbasa sliced thin to casserole and cover with soup mixture. Repeat with potatoes and kielbasa. Cover casserole and bake at 350 degrees for about 1 hour and 15 minutes. Remove cover and sprinkle with cheese. Bake uncovered for 10 minutes longer or until potatoes are tender.