Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2      small         fresh chilies -- seeded and
                        sliced
   3      tablespoons   soy sauce
   2                    limes -- juice of
   2      tablespoons   rice vinegar
   4      tablespoons   to 5 tbs sugar
   3      tablespoons   nam pla -- (fish sauce)

Preparation:

Put all ingredients into a saucepan. Mix well, then bring to a boil over high heat. Cook until mixture is reduced by half. Remove from heat. Cover and store in the refrigerator until ready to use. SOURCE: Flower and Garden Magazine Feb/Mar 92