Scalloped Potatoes

6 to 8 large potatoes
1 can mushroom soup
1 can milk
1 sliced large onion
salt and pepper
butter

Butter a corningware dish.  slice potato into very thin round slices, put one layer then put
some butter, black pepper and thinly sliced onions.  Repeat the layers again.  Take a can
of mushroom soup and put it in a bowl and add milk to dissolve the mushroom soup. 
Add to the potatoes.  (Liquid should run throughout the baking dish.  Bake in oven at 350
degree temp for about an hour.  Check to see if the potatoes are cooked then, add some
grated cheddar cheese and corn flakes that have been crushed to look like crumbs.  Heat
in the oven till cheese is melted and corn flakes layer is brown.