Slice pork roast into quarters, and sprinkle generously with my Pulled Pork dry rub Seasoning. Sprinkle one tablespoon at a time, until all the pieces are evenly coated. Save leftover rub for another use.
Choose saute mode on your pressure cooker then add one tablespoon of olive oil. Brown meat on all sides, using more oil, as needed, then remove. Add the last tablespoon of oil, sauté the onion until caramelized. Add garlic and sauté for 30 seconds.
Add the last tablespoon of oil, sauté the onion until caramelized. Add garlic and sauté for 30 seconds. Pour wine into the pot and deglaze with a wooden spoon to scrape the flavorful browned bits from the bottom of the pot. Add pork and cover with barbecue sauce.
Lock lid and move vent lever to sealing position. Cook on high pressure for 60 minutes, followed by natural release. Use tongs to remove the pork butt roast. Shred the cooked pork with two forks or bear claws.
If you don't want to make my dry rub seasoning, you can use a store-bought brand, for example, this one.
To give the pulled pork a slightly crispy texture, place the shredded pork in a baking dish, drizzle with pot liquids, and broil until some of the pieces have crispy, charred edges.
Instead of wine and barbecue sauce, try an equal amount of broth, beer, and even coffee.
Store leftovers in an airtight container in the fridge for up to a week or freeze in freezer bags.