Rub it on the pork meat: Rub your spice mixture all over the tenderloin, and then place it in the bottom of your slow cooker. Just combine some simple ingredients, including diet soda and prepared barbeque sauce, with lean Sprinkle the salt and pepper over your pork tenderloin. In fact, you only need two ingredients — pork and a vinegar-based barbecue sauce — and all you have to do is add both to the slow cooker. How to Make Crockpot BBQ Pulled Pork. Making pulled pork in the crockpot couldn’t be any easier. Put the lid on the slow cooker and cook on low for 6 hours. Tenderloin cooks much faster in the slow cooker than other cuts of pork. Slice or shred the pork to serve it. To make this recipe follow these steps: Make a spice rub: In a small bowl combine the salt, smoked paprika, garlic powder, and onion powder. A thin sauce will work best; you want to keep the meat moist, but you don’t want to drown it.— Shelby Kinnaird Click here for more recipes from the Diabetic Foodie.Click here for more of the 101 Best Slow Cooker Recipes This pulled pork tenderloin is definitely in the latter category! Place the pork in the slow cooker. It was done in about 3½ hours on High. Carefully spoon the minced garlic and diced onions on top of it. Pour the chicken broth around the tenderloin. Drizzle the barbecue sauce over the tenderloin.