Sopa de Rap

Acquiring the fish entire, as is normal at least in Barcelona and the Salento, one can eat the tail at night and serve the soup next day. Ask the fishmonger to sever the hideous head (to be used for soup), remove the gills, then chop the head into three sections; this saves domestic trouble. For four people the fish should weigh 1½-2 kilos (3½-4½