1 tbsp. flour
2 tbsp. sugar
1 tsp. salt
1/2 c. vinegar
1/2 c. milk
1 beaten egg
Boiled potatoes, chopped
Chopped onion
Chopped boiled eggs

Mix dry ingredients. Slowly add liquids and beaten egg. Cook until thick. Cool. Mix with mayonnaise to taste. Mix with your favorite potato salad ingredients.

NOTE: Extra vinegar to taste for sharpness.