Preheat wood pellet smoker to 250 degrees
Trim excess fat from top part of Pork Butt
Season pork generously with the pork and poultry rub
Put Pork butt on grill, and cook until it reaches an internal temperature of 160 degrees.
Remove pork butt and wrap in aluminum foil, leaving a space at the top to add the apple cider.
Add the apple cider or apple juice and then close the top of the aluminum foil. At this point, you can add the entire wrapped pork to an aluminum pan if desired.
Continue to cook at 250 degrees until pork reaches an internal temperature of 200 - 205 degrees.
Remove and let rest for 45 minutes.
Remove excess liquid and separate the fat from the liquid. Season the liquid with additional pork and poultry rub.
Using two forks, pull the pork and put it in a large aluminum pan or baking dish. Add the seasoned liquid a little bit at a time to taste.