Homemade Mustard Salad Dressing

Ingredients

• 1/2 cup white sugar
• 2 tablespoons all-purpose flour
• 1 teaspoon prepared mustard
• 1/2 teaspoon salt
• 1/4 cup white wine vinegar
• 1/4 cup water
• 1 egg, beaten

Directions

Whisk together the sugar, flour, mustard, salt, vinegar, water and egg.

Cook in a double boiler until thick; allow to cool. Mix with equal parts mayonnaise and stir into potato salad.