"'I've used this recipe for 20 years, and it's still a family favorite,' confides Joan Hallford of North Richland Hills, Texas. 'It stirs up and cooks in a jiffy--and it tastes just as good as a German potato salad that you fussed all day to make.'"
Place bacon in a 1-1/2-qt. microwave-safe bowl. Cover and microwave on high for 5-6 minutes or until bacon is crisp. Remove with a slotted spoon to paper towels to drain. Add onions to the drippings; cover and microwave on high for 1 minute.
Add the potatoes; cover and cook on high for 10 minutes, stirring several times. Add vinegar, celery salt and bacon; toss.