Jamie served up tasty jam jar prawn cocktails with smoked pancetta and cherry tomatoes on Jamie Oliver: Together.
The ingredients are: 1 clove of garlic, 4 rashers of higher-welfare smoked pancetta, olive oil, 100 g breadcrumbs, 3 tablespoons free-range mayonnaise, 3 tablespoons tomato ketchup, 1 lemon, Worcestershire sauce, Tabasco sauce, 2 little gem lettuces, 1 cucumber, 200 g ripe cherry tomatoes, 1 punnet of cress, 1 ripe avocado, 100 g cooked brown shrimp, from sustainable sources, 200 g cooked peeled prawns, from sustainable sources and cayenne pepper.
See recipes by Jamie in his book titled: Together: Memorable Meals Made Easy available from Amazon now.