Reduce the heat to 275 degrees, and roast the meat for 12 minutes per pound for rare to medium rare, 15 minutes per pound for medium. When the roast has about 45 minutes’ cooking time left ...

If it’s the least bit cold in the middle when you put it in the oven, you could end up with a very rare roast, so getting it to room temperature is essential”. “For the perfect prime rib ...