A group of engineering students from Purdue University recorded that their licking machine, modeled after a human tongue, took an average of 364 licks to get to the center of a Tootsie Pop. They tried the same licking test on 20 volunteers and found that the average licks to the center were 252 licks.
Directions. 1  Preheat oven to 450Â°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 450Â°F, then turn the oven to 325Â°F for the rest of the cooking time.irections. 1  Preheat oven to 450Â°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.
Place in the oven and reduce the temperature to 170 degrees. Cook for 2 1/2 hours per pound (for medium-rare). Transfer the roast to a platter or cutting board, tent loosely with aluminum foil and allow to rest for at least 15 to 20 minutes before carving.n general, roasts cooked using the slow-low method will follow the doneness temperature guidelines of 125 for rare, 130-135 for medium-rare and 140 for medium; that is particularly true of roasts from the rib or loin, especially the tenderloin.