Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   4                    snapper fillets - -- (6 oz ea)
                        olive oil -- for brushing
                        salt -- to taste
                        freshly-ground black pepper -- to taste
   2      tablespoons   olive oil
   1      large         onion -- finely sliced
   2                    garlic cloves -- finely chopped
     1/4  cup           dry white wine
   2      large         tomatoes -- chopped
     1/4  cup           green olives -- pitted, chopped
   2      tablespoons   capers -- drained
   1                    serrano pepper -- finely chopped
     1/2  teaspoon      sugar
   1                    bay leaf

Preparation:

Preheat the grill. Brush the fish with olive oil, season with salt and pepper and grill for 2 minutes on each side. Remove and cover. Heat 2 tablespoons olive oil in a non-corrosive sauté‚ pan over medium-high heat, add onions and garlic and cook until soft. Add wine and reduce. Add tomatoes, green olives, capers and pepper, sugar and bay leaf and bring to a boil and cook until thickened. Reduce heat, add grilled fish and cook for 2 minutes.