2 tsp. mustard
1 c. sugar
2 eggs
2 tsp. flour
1/2 c. water
1/2 c. vinegar
1/2 c. salad dressing
1/2 c. mayonnaise

Put in a small kettle and stir: sugar, mustard, eggs and flour. Then add water and vinegar. Heat and stir constantly until thick. Refrigerate. Stir in mayonnaise and salad dressing.