Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
                        ***marinade***
   1      tablespoon    cornstarch
   1      tablespoon    dry sherry
     1/2  teaspoon      salt
                        ***sauce***
   2      tablespoons   soy sauce
   1      tablespoon    dry sherry
   1      tablespoon    hoisin sauce
     1/2  tablespoon    cider vinegar
     1/2  teaspoon      salt
   1      teaspoon      sugar
   2      teaspoons     cornstarch
     1/8  teaspoon      black pepper
     1/3  cup           chicken broth or cold
                        water

Preparation:

Marinade -- combine all ingredients in a small bowl and mix well. Sauce -- combine all ingredients in a small bowl and mix well.