Sliced potatoes
Onion
Flour
Salt, not much
Pepper
Butter
Ham, cut in sm. cubes

Begin with a layer of sliced potatoes on the bottom and then alternate layers of potatoes with the next 6 ingredients. Add 1/2 cup water. Spread cracker crumbs on top and bake at 400 degrees for 1/2 hour covered and then 1/2 hour, uncovered.