Potato Salad Dressing - cooking recipe

Ingredients

3 eggs, beaten
1 c. sugar
1/2 c. vinegar
1 tsp. mustard (if desired)
1 tsp. flour
1/2 c. water
1 tsp. salt

Preparation

Mix all together.
Cook in double boiler (or in saucepan on medium heat) until it comes to a boil and thickens.
Remove from heat.
Cool.
Store in refrigerator.