Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2      cups          Chablis wine
   2      tablespoons   lemon juice
   2      teaspoons     salt
   2      tablespoons   Creole mustard
     1/2  teaspoon      ground cayenne pepper

Preparation:

Mix all ingredients together and stir well. Use as a marinade, then as a basting sauce when you cook fish. From Justin Wilson's "Outdoor Cooking With Inside Help