Potato Filling
["2 large loaves bread, toasted", "5 lb. potatoes, mashed", "4 eggs, beaten", "3 medium onions, cooked until soft", "1 bunch celery, cooked until soft", "3 lb. margarine, melted"]
["Mix together; put in buttered pans or casseroles.", "Bake at 350\u00b0 for 1 1/2 to 2 hours.", "Makes large amount; can freeze some."]
["loaves bread", "potatoes", "eggs", "onions", "celery", "margarine"]