1/2 c. mayonnaise
2 tbsp. French dressing
4 tsp. sweet pickle relish
1 tbsp. finely minced white onion
1 tsp. white vinegar
1 tsp. sugar
1/8 tsp. salt

Combine all of the ingredients in a small bowl. Stir well. Place sauce in a covered container and refrigerate for several hours, or overnight. so that the flavors blend. Stir the sauce a couple of times as it chills.