Prawns in Orange Mayonnaise

• 1¼ lb / 570 g whole cooked prawns
• 7 fl oz / 200

Peel all but four of the prawns. Put the mayonnaise into a bowl, and grate the orange zest into it. Squeeze the orange, and stir in enough juice to give the mayonnaise the consistency of thick pouring cream. Stir in the rest of the ingredients and the peeled prawns. How you present the dish now is up to you. Perhaps place a lettuce leaf in four scallop shells, and spoon the mixture into them, g