Potato Soup
["8 to 10 medium potatoes, diced", "1 large onion, diced", "1 stick margarine", "2 to 3 Tbsp. flour", "1 can milk or more", "salt and pepper to taste"]
["Cook potatoes and onions until done with just enough water to cover them.", "Do not drain off water.", "Add salt and pepper to taste."]
["potatoes", "onion", "margarine", "flour", "milk", "salt"]