01 -
Remove pork butt from refrigerator at least two hours prior to cooking. Discard packaging and pat meat dry with paper towels. Set aside.
02 -
In a bowl, mix brown sugar, smoked paprika, black pepper, kosher salt, chili powder, garlic powder, onion powder, and cayenne pepper to create the rub.
03 -
Generously sprinkle and rub the seasoning mix onto the entire surface of the pork butt, ensuring full coverage.
04 -
Pour the canned soda and apple cider vinegar into the bottom of the Instant Pot. Stir to combine.
05 -
Place the seasoned pork butt into the pressure cooker. Pour half of the barbecue sauce evenly over the pork.
06 -
Secure the pressure cooker lid, set the pressure valve to 'SEAL', and cook on manual high pressure for 60 minutes (approximately 20 minutes per pound).
07 -
Allow the pressure to release naturally for 10 minutes after cooking is complete, then perform a quick release to vent remaining pressure.
08 -
Remove the pork from the Instant Pot and shred using two forks, discarding any excess liquid and removing fatty bits.
09 -
Stir the remaining barbecue sauce into the shredded pork. Serve on soft hamburger buns, optionally topped with cole slaw.