I know that it is a huge pain in the arse, but I always remove the skin, scrape the fat, and replace. Takes a lot of time and patience and makes a heck of a mess that grosses my wife out, but it seems to do the trick in getting that bite through skin. At least in my experience, anyway.
Hatfield and McCoy Barbecue - Co-Pitmaster
Illinois This Butt's for 'Que - Pitmaster
KCBS CBJ; 18.5" WSM; UDS; DigiQ DX2; CharBroil Gasser; Maverick; OTS; etc.