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 ...

Plan to make ¾-1 pound per person. Related: Make A Prime Rib Test Run For The Holidays This ... Place in the oven and cook until the center of the roast registers 120 -125°F on an instant ...

approximately 12-15 minutes per pound. This ensures the meat in the center doesn't get overcooked” he says. “We cook our prime rib on the rarer side, or until the thermometer reads about 110° F.