Hot German Potato Salad

Step 1
Place potatoes in a large pot and cover with salted water; bring to a boil. Reduce heat to medium-low and simmer until tender, about 20 minutes. Drain, cool, and slice thin.

Step 2
Place bacon in a large, deep skillet. Cook over medium-high heat until evenly brown. Drain, crumble, and set aside, reserving drippings.

Step 3
Saut? onions in bacon drippings over medium heat until they are golden brown.

Step 4
Whisk flour, sugar, salt, celery seed, and pepper together in a small bowl; stir into onions and cook until bubbling, then remove from heat. Stir in water and vinegar; bring to a boil over medium heat, stirring constantly, and simmer for one minute. Gently stir bacon and sliced potatoes into the onion mixture until potatoes are heated through.