Slow Cooker Pulled Pork

Name: Slow Cooker Pulled Pork
Prep time: 15 min
Cook time: 10 h
Total time: 10 h
Yield: 8
Ingredients: Ingredients; 4-5 lbs pork shoulder (or pork butt), trimmed of excess fat; 1 large onion, sliced; 4 cloves garlic, minced; 1 cup barbecue sauce, plus extra for serving; 1/4 cup apple cider vinegar; 1/4 cup brown sugar; 1 tablespoon Worcestershire sauce; 2 teaspoons smoked paprika; 1 teaspoon chili powder; 1 teaspoon ground cumin; 1 teaspoon salt; 1/2 teaspoon black pepper; 1/2 teaspoon cayenne pepper (optional, for heat); Sandwich buns; Coleslaw (optional)