Place the pork tenderloin in a slow cooker; pour the root beer over the meat. Cover and cook on low until well cooked and the pork shreds easily, 6 to 7 hours. Note: the actual length of time may vary according to individual slow cooker. Drain well. Stir in barbecue sauce. Serve over hamburger buns. 20 Recipes That Prove Pumpkin and Cream Cheese Are Meant to Be Pumpkin and cream cheese are proof that opposites attract. Pumpkin brings a natural sweetness — often flavored with warm, earthy spices like cinnamon, nutmeg, and ginger — while cream cheese is rich, tart, and tangy.