If you have left out hyphens, Excel does include automatic cell formatting options, allowing you to uniformly add hyphens to a selection of phone numbers, social security numbers or anything else requiring the dash.
1 Allow roast to stand at room temperature for at least 1 hour. 2  Preheat the oven to 375 degrees F (190 degrees C). 3  Combine the salt, pepper and garlic powder in a small cup. 4  Place the roast on a rack in a roasting pan so that the fatty side is up and the rib side is on the bottom. 5  Rub the seasoning onto the roast. Preheat the oven to 375 degrees F (190 degrees C). 2  Combine the salt, pepper and garlic powder in a small cup. 3  Place the roast on a rack in a roasting pan so that the fatty side is up and the rib side is on the bottom. 4  Rub the seasoning onto the roast.
Residual Heat or Carry-Over Cooking: Remember, the rib roast will continue to cook as it sets. The internal temperature will rise to 125 degrees F. to 130 degrees F. (medium rare) in approximately 15 to 20 minutes. If allowed to rest as long as an hour, the internal temperature will rise even higher.So, pay attention to how long you let the cooked prime rib roast sit.rime Rib Roast (standing rib roast), at room temperature (very important) 2 tablespoons butter, room temperature. Preparation: Preheat oven to 450 degrees F. Pat the room-temperature standing rib roast (prime rib roast) dry with paper towels or napkins. Smear the cut ends only of the roast with the butter.