German Potato Salad
["onion, chopped", "6 medium potatoes, cooked and sliced when cool", "celery, chopped", "1/2 lb. bacon", "3/4 c. vinegar", "3/4 to 1 c. white sugar", "1 Tbsp. flour"]
["Cook and slice potatoes. Add chopped onion and celery to taste.", "Cut bacon into small pieces and fry but do not drain fat. Add vinegar and sugar.", "Bring to a boil, adding flour to thicken, not thickly, but transparent.", "Add potatoes, onion and celery. Serve warm or cold.", "Salt and pepper to taste."]
["onion", "potatoes", "celery", "bacon", "vinegar", "white sugar", "flour"]