- 1 cup mayonnaise
- 2 Tablespoons white vinegar
- 1 teaspoon sugar
- 1 ½ teaspoon salt
- ½ teaspoon ground black pepper
- 2 pounds large boiling potatoes, cooked, peeled & sliced
- 1 cup celery, finely chopped
- 1/3 cup onion, finely chopped
Mix everything together & chill before serving.