Prawn & Crab Summer Rolls/Vietnamese Dipping Sauce

Name: Prawn & Crab Summer Rolls/Vietnamese Dipping Sauce
Yield: Serves Four
Ingredients: 1 handful of fresh mint, chopped; 2 tbsp white wine vinegar; 2 red onions, peeled, core removed, very finely sliced; 1 chilli, deseeded, finely sliced; 4 tbsp lime juice; paper wrappers; 2 carrots, peeled, cut into fine julienne strips; 2 dressed crabs; 100 g beansprouts; 36 cooked tiger prawns, shelled; 2 handfuls of fresh coriander; 3 garlic cloves, peeled, grated; 1 small lobe of ginger, peeled, grated; 8 tbsp nam pla fish sauce 4 tbsp caster sugar; 12 x 22 cm round rice; ½ small white cabbage, core removed, very finely sliced