How long should you cook a 2 pound prime rib at 220 degrees?

I can't give you an exact cooking time for a 2-pound prime rib at 220 degrees. Here's why:

* Temperature Fluctuations: Oven temperatures can vary, and even your specific oven might have hot spots. This means the actual cooking time will be affected.

* Desired Doneness: Do you want it rare, medium-rare, medium, or well done? Each level of doneness requires different cooking times.

* Bone-in vs. Boneless: Bone-in prime rib will take longer to cook than boneless.

Instead of giving you a specific time, here's a guide:

1. Use a meat thermometer: The most reliable way to determine doneness is with a meat thermometer.

2. Target Internal Temperatures:

* Rare: 125-130°F

* Medium-Rare: 130-135°F

* Medium: 135-140°F

* Medium-Well: 140-145°F

* Well Done: 145°F and above

3. Start with a low temperature: A low temperature like 220°F is excellent for a more even cook and helps prevent drying out.

4. Be Patient: It will take longer to cook at this low temperature than at a higher one. Be prepared to wait a few hours.

Here's a general idea of how long it might take:

* Rare: Around 2-3 hours

* Medium-Rare: Around 3-4 hours

* Medium: Around 4-5 hours

Important Tips:

* Rest: Let the prime rib rest for at least 15-20 minutes after cooking before carving. This allows the juices to redistribute.

* Roasting Pan: Use a roasting pan with a rack so the prime rib is elevated and cooks evenly.

* Basting: You can baste the prime rib with pan juices during cooking to keep it moist.

Remember, the exact cooking time will depend on your oven and the desired level of doneness. Start checking the internal temperature early and adjust the cooking time accordingly. Enjoy!