you cook a prime rib roast at 500 degrees for 5-6 minutes per pound, then turn the oven off and leave the door closed for two hours. At that point, the temperature of the prime rib will be perfect ...

Start by cooking the prime rib at 500 degrees F for 15 minutes. Then, lower the oven temperature to 325 degrees F and cook according to the reference range below. Always use a meat thermometer to ...