Choose a bone-in or boneless prime rib roast
Let the roast sit at room temperature for 1 to 2 hours
Preheat the oven to 450°F
Pat the roast dry with paper towels
Season generously with salt, black pepper, and optional garlic, rosemary, or thyme
Place the roast fat side up on a rack in a roasting pan
Roast at 450°F for 15 to 20 minutes
Reduce the oven temperature to 325°F
Continue roasting until the internal temperature reaches:
120°F to 125°F for rare
130°F to 135°F for medium rare
140°F to 145°F for medium
Remove the roast from the oven
Tent loosely with foil
Rest for 20 to 30 minutes
Slice against the grain
Serve immediately