Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      cup           cider vinegar
   5      tablespoons   Worcestershire Sauce
     2/3  cup           Vegetable oil
   3      tablespoons   butter
   1      each          lemon, thinly sliced -- with peel on
   3      each          cloves garlic -- minced
   3      tablespoons   ginger -- grated
   2      tablespoons   dry mustard

Preparation:

Combine all ingredients in a saucepan and heat until flavors are nicely blended, about 15 minutes. After it cools, strain the lemon slices out.