Serve prawns with seafood forks alongside dipping sauce.
Horseradish dipping sauce:
1) In a bowl, combine breadcrumbs, horseradish, cream and salt. Let the cream soak into the breadcrumbs for about 2 minutes.
2) Loosen the breadcrumbs with a fork. Stir in cayenne sauce or cayenne and combine with sour cream. Spoon equal amounts of sauce into ramekins on individual plates or a dip bowl in the centre of one large platter.