Mix together the garlic powder, onion powder, smoked paprika, dried oregano, kosher salt, freshly ground black pepper, and chili powder in a small bowl. Rub the mixture all over the pork shoulder.
Place the pork in the slow cooker. In a separate bowl, mix together the brown sugar, apple cider vinegar, tomato sauce, and Worcestershire sauce. Pour the sauce over the pork.
Cover and cook on low for 4-5 hours, or until the pork is tender and easily shreds with a fork.
Once the pork is cooked, remove it from the slow cooker and shred it with two forks. Return the shredded pork to the slow cooker and stir it into the sauce.
Serve the pulled pork on buns, with your favorite barbecue sauce.
Interesting Facts
Pulled pork is a popular dish in the Southern United States, but it is enjoyed all over the world.
The slow cooker is a great way to make pulled pork because it cooks the pork low and slow, allowing the flavors to develop.
Pulled pork is often served with coleslaw, baked beans, and cornbread.