Mix all the marinade ingredients and marinate the meat for about 1 hour.
Divide the garlic bulb into individual cloves, put in an aluminium dish with a little water and cook on the barbecue.
Cut the lemon into wedges and add to the garlic.
Drain the chops and grill on the hot barbecue for about 3 - 5 minutes each side.
Wash the lettuce and divide into bite-sized pieces.
Make a dressing from the cream, sour cream, salt and pepper and dress the lettuce.
Arrange on plates with the chops and serve garnished with the garlic cloves, lemon wedges and cress.