325 degrees F.
1 Preheat oven to 450°F. 2  Pat the rib roast dry with a paper towel or napkin. 3  Smear the cut ends of the roast with the butter. 4  Place the roast (ribs down or fat side up) in roasting pan. 5  Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 1 Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 2  Every 1/2 hour, baste the cut ends of the roast with the fat accumulated in the 1 Place the roast (ribs down or fat side up) in roasting pan. 2  Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 3  Every 1/2 hour, baste the cut ends of the roast with the fat accumulated in the roasting pan. 1 Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 2 Directions. 1  Preheat oven to 450°F. 2  Pat the rib roast dry with a paper towel or napkin. 3  Smear the cut ends of the roast with the butter. 4  Place the roast (ribs down or fat side up) in roasting pan. 5  Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 1 Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 2  Every 1/2 hour, baste the cut ends of the roast with the fat accumulated in the 1 Smear the cut ends of the roast with the butter. 2  Place the roast (ribs down or fat side up) in roasting pan. 3  Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 4  Every 1/2 hour, baste the cut ends of the roast with the fat accumulated in the roasting pan. 1 Sear the rib roast for 15 minutes at 450°F, then turn the oven to 325°F for the rest of the cooking time. 2 5 After browning the roast at a 500°F temperature in the oven for 15 minutes, reduce the oven temperature to 325°F. To figure out the total cooking time, allow about 13-15 minutes per pound for rare and 15-17 minutes per pound for medium rare.  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. Prime 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. No Follow. Medium rare prime rib ‚ that is, meat that is mostly pink with a deeper, nearly red center, is cooked to about 130-135°F. At 120-125°F the meat is rare, and at 140-145°F, it is well done. You should know the USDA recommends cooking beef to a minimum of 145°F. Show Image. Medium rare prime rib ‚ that is, meat that is mostly pink with a deeper, nearly red center, is cooked to about 130-135°F. At 120-125°F the meat is rare, and at 140-145°F, it is well done. Sear the rib roast (prime rib) for 15 minutes at the higher oven temperature (450 degrees F.), then turn the oven to the lower temperature (325 degrees F.) for the rest of the cooking time. Every 1/2 hour, baste the cut ends of the roast with the fat accumulated in the roasting pan. Do Not Cover the roast. Prime 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. 1 After 20 minutes turn the oven down to 325 degrees F. and roast until the desired internal temperature is reached (see guide below). 2  For medium-rare this will take approximately 15 minutes per pound. 3  Transfer to a large platter, and let the prime rib rest, loosely covered with foil for 30 minutes before serving. 1 When the oven is hot, put the roast in and cook for 20 minutes to sear the outside of the roast. 2  After 20 minutes turn the oven down to 325 degrees F. and roast until the desired internal temperature is reached (see guide below). 3
http://www.food.com/recipe/perfect-medium-rare-prime-rib-roast-246601 http://www.food.com/recipe/perfect-medium-rare-prime-rib-roast-246601 http://www.food.com/recipe/perfect-medium-rare-prime-rib-roast-246601 http://www.food.com/recipe/perfect-medium-rare-prime-rib-roast-246601 http://www.simplyrecipes.com/recipes/prime_rib/ http://whatscookingamerica.net/Beef/ClassicPrimeRib.htm http://www.myrecipes.com/how-to/cooking-questions/prime-rib-medium-rare-temperature http://whatscookingamerica.net/Beef/ClassicPrimeRib.htm http://americanfood.about.com/od/meatsandpoultry/r/primerib.htm
what temperature is medium rare prime rib