01 -
Rinse the pork shoulder and pat dry thoroughly. Generously rub the pork rub all over the meat until fully coated.
02 -
Place the seasoned pork shoulder into a 6 to 8 quart slow cooker fitted to the size of the roast.
03 -
Pour the can of Dr Pepper and the hickory liquid smoke evenly around the pork, avoiding washing off the rub.
04 -
Cover and cook on the low setting for 8 to 10 hours, until the meat becomes tender enough to shred easily.
05 -
Remove pork from the slow cooker, discard excess liquid if desired. Remove bone and shred pork using two forks, trimming away any excess fat. Optionally, chop shredded pork into smaller pieces with a sharp knife.
06 -
Place shredded pork on hamburger buns and add desired amount of barbecue sauce per sandwich. Alternatively, return pork and sauce to the slow cooker and warm for 20 to 30 minutes before serving.