German Potato Salad
["1 qt. sliced, hot potatoes", "1 lemon", "1 onion", "1/4 c. olive oil", "salt and pepper to taste"]
["Grate onion over hot potatoes.", "Sprinkle with salt and pepper and lemon juice.", "Pour oil over potatoes slowly, stirring slightly with a fork."]
["potatoes", "lemon", "onion", "olive oil", "salt"]