Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      small         garlic clove -- chopped
   2      tablespoons   onion -- chopped
   1      tablespoon    tomato -- chopped
   1      tablespoon    cilantro -- chopped
     1/2  teaspoon      salt -- or to taste
     1/8  teaspoon      freshly ground black pepper
     1/8  teaspoon      achiote -- dissolved in 1 tsp
   1      pound         whole fish - sea bass -- scrod
                        red snapper -- mackerel
                        banana leaf or aluminum foil

Preparation:

Mix the garlic onion, tomato, cilantro, salt, black pepper and achiote together. Put half of the sauce in the center of a banana leaf or sheet of foil, place the fish on top, and pour the rest of the sauce over it. Fold it all into a package. Bake or roast the package in a comal or a dry skillet for 20 minutes. Turn the package over several times during the roasting process. Unfold and serve warm. Note: achiote is used mainly to add a red color to the dish. A comal is a flat clay plate about 24 inches in diameter