The relatively wide strip of cooking surface on {HEAD ~ each channel} produces {TAIL ~ wide sear marks} of distinctive and pleasing appearance on the cooked food 
The relatively wide strip of cooking surface on { HEAD ~ each channel } produces { TAIL ~ wide sear marks } of distinctive and pleasing appearance on the cooked food
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH