Berks Potato Filling
["1 c. mashed potatoes", "2 eggs, beaten", "1 small onion, diced", "2 Tbsp. butter", "1 c. milk", "4 slices bread", "salt and pepper to taste"]
["Thoroughly mix the mashed potatoes and eggs, using a fork. Add milk and set aside.", "Cut the bread into 1/2-inch cubes and brown with the onions in the butter.", "Stir onions and bread into the potato mixture; add seasoning.", "Turn into a greased casserole and bake for an hour in a 375\u00b0 oven."]
["potatoes", "eggs", "onion", "butter", "milk", "bread", "salt"]