Herb Smoked Prime Rib Recipe Type: Main Dish Author: Purely Primal Prep time: 24 hours Cook time: 4 hours Total time: 28 hours Serves: 12 Ingredients One 4-rib standing rib roast, bone-in (about 10 to 12 pounds) 18 to 20 garlic cloves, peeled and split in half lengthwise 3 tbsp olive oil 1 tbsp dried