6 Little Gem lettuce leaves
1 pickled chilli, finely chopped
1 tbsp peeled and finely grated root ginger
1 banana shallot, finely chopped
3 spring onions, chopped
1 tbsp English mustard
barbecue sauce, see above
125ml/4fl oz tomato ketchup
1 tbsp Worcestershire sauce
20g/戮oz dark brown sugar
1 tbsp chopped cashew nuts
2 dried chipotle peppers, rehydrated in boiling water
2 garlic cloves, finely chopped
20ml/戮fl oz honey
1 tbsp ground smoked paprika
20ml/戮fl oz cider vinegar
2 tbsp cr猫me fra卯che
6 large langoustines