Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      teaspoon      cream of tartar
  12      medium        potatoes -- pared & sliced thin
   2      cups          water
  15      slices        cooked ham
   3                    onions -- peeled & sliced
                        -- thin
                        pepper
   2      cups          american cheese -- grated
   2      10 3/4 ounce  -- cream of mushroom
                        soup
                        paprika
                        salt

Preparation:

Toss the potato slices in the cream of tartar and the water. Drain. Put half the ham, potatoes and onions in the slow cooker. Sprinkle with salt and pepper. Top with half of the grated cheese. Add the remaining potatoes, ham and onions. Sprinkle salt and pepper over. Top with the remaining grated cheese. Cover. Cook on LOW for 8 to 10 hours.