Email to Meg HOT SWEET MUSTARD Source of Recipe Lynda List of Ingredients 1/4 cup brown sugar, packed 1/4 cup dry mustard 1 Tbsp. flour 2 eggs 1/3 cup white vinegar 1/3 cup water Instructions Beat first four ingredients in saucepan, then stir in vinegar and water. Cook over low heat, stirring all the time until thickened.