The model for this dish was a spectacular presentation called
coco relleno (stuffed coconut), with the seafood piled into two coconut halves. You scoop out a little of the coconut meat with each bite, and it is a wonderful complement to the flavor of the salmon and shellfish. Unfortunately, it is difficult to whack a coconut into two neat halves without much practice, so this version uses only the liquid drained from the coconut; reserve the meat for some other purpose such as