Stand Rib Roast Christmas Menu - Go Big With A Standing Rib Roast For Christmas Dinner The Seattle Times. Reduce the heat to 350 degrees f for another 1 3/4 to 2 hours. This promotes even cooking and a desirable pink color throughout each slice. Rub the top and sides of the rib roast with the rosemary mixture. Allow roast to stand at room temperature for at least 1 hour. 1 standing rib roast (prime rib), 3 to 12 ….
Olive oil, garlic, salt and pepper—just add the tenderloin and pop it in the oven. This promotes even cooking and a desirable pink color throughout each slice. Plan about 1 pound of prime rib per person. Spread remaining oil mixture on top and sides. Let the roast stand at room temperature for 1 hour before cooking.