Perfect medium-rare: 15 to 20 minutes per pound Medium: 20 to 25 minutes per pound Medium-well: 25 to 30 minutes per pound Well-done: 30 to 35 minutes per pound. How Long To Cook Prime Rib at 325 ...

To know how much to buy, a good rule of thumb is one rib for two people. But because the diameter of the meaty "eye" varies, I overcompensate. For six people, get a four-rib roast, about 9 lbs.

LaFreida’s favorite cooking temperature for cooking prime rib is 325°, which he thinks creates the perfect medium sear. We’ve included cooking details for that temperature below as well.

When you think of the perfect holiday meal, you probably picture a beautiful roast at the center of the table. And no roast really says “special occasion” quite like prime rib. But how do you ...