You'll want to season the prime rib roast well in advance of cooking ... 1 tablespoon dried oregano and 1 teaspoon smoked or sweet paprika 2 tablespoons black pepper, 2 tablespoons kosher salt ...
Use a probe thermometer and grill the prime rib to 115 degrees. Then let the roast rest for 45 minutes before serving. From "Cook's Country," the last word on smoked prime rib. -You know ...