Potato Salad Dressing - cooking recipe

Ingredients

3 eggs
1/2 c. sugar
1/2 tsp. salt
1 Tbsp. dry mustard
1 heaping Tbsp. flour
1/2 c. vinegar
1 Tbsp. melted butter
1 c. warm water

Preparation

Beat eggs.
Add rest of ingredients in order given.
Cook over medium heat, stirring constantly until thick.