Soak Apple Chips in water for 30 minutes. Preheat grill. Combine syrup,
chili sauce, vinegar and mustard together in a saucepan. Let simmer for
5 minutes. Brush chicken with the oil and season with salt and pepper.
Add wood chips to coals. Place chicken on grill and cook for 10−15 minutes
or until fork tender. Turn occasionally and brush generously with sauce in
the last few minutes before they are done.