BOILED SALAD DRESSING

Ingredients:

• 6 egg yolks (or more)
• 1¼ cup sugar
• 1 teaspoon mustard
• 1 teaspoon salt
• 1 tablespoon flour
• 1 cup rich sweet milk
• 1 cup vinegar

Instructions:

1. Combine ingredients in the order given.
2. Beat egg yolks well, then add the rest of the ingredients.
3. Cook over slow heat until thickened.