Slow Cooker Barbecue Pork Roast, Tavern Style Recipe Type: Sandwich Cuisine: American Author: Prickly Gourmet Prep time: 10 mins Cook time: 20 hours Total time: 20 hours 10 mins Ingredients 2 large onions, sliced 1 (4 pound) pork roast 6 whole cloves 2 cups water 1 (16 ounce) bottle Sweet Baby Ray's barbecue sauce 1