1 c. sugar
4 tbsp. flour
2 tsp. dry mustard
1 tsp. salt
1 egg
1 1/2 c. water
1/2 c. vinegar

Mix 4 top ingredients, add and stir in egg (will be thick). Stir in vinegar and 1/2 cup water. Then rest of water. Cook and stir constantly until comes to boil. Remove from stove. Cool. Makes 1 pint. Use this with equal amount of purchased salad dressing.