Mix all the marinade ingredients in a large bowl before adding the pork neck and leave to marinade for 1 hour.
Mix the basting sauce ingredients.
At the barbecue:
Preheat grill to 200°C for 15 minutes with the lid down.
Insert the marinated pork neck into the sh basket and place over direct heat at 200°C. Close the lid and cook for 15 minutes. Open the lid, turn over the pork neck to cook for a further 15 minutes with the lid down.
Baste the pork neck with the basting sauce and close the lid to cook for 1 minute. Open the lid, turn over the pork neck and baste the other side with the sauce and cook for the nal 1 minute with the lid down.