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Bone In Prime Rib Roast Cooking Time Chart

Prime Rib Roast Cooking Time Chart

Introduction

Cooking a bone-in prime rib roast can seem intimidating, but with the right cooking time, it can be a delicious and enjoyable experience. Prime rib is a popular cut of beef that is known for its tenderness, juiciness, and rich flavor. It is a perfect meal for special occasions such as holidays and family gatherings.

Cooking Time Chart

The cooking time for a bone-in prime rib roast depends on the weight of the roast and the desired doneness. The following chart can help you determine the cooking time for your prime rib roast:
  • 2 ribs (4-6 pounds) - Rare: 1 ½ - 2 hours, Medium: 2 - 2 ¼ hours, Well-Done: 2 ¼ - 2 ½ hours
  • 3 ribs (7-10 pounds) - Rare: 2 - 2 ½ hours, Medium: 2 ½ - 3 hours, Well-Done: 3 - 3 ½ hours
  • 4 ribs (11-15 pounds) - Rare: 3 - 3 ½ hours, Medium: 3 ½ - 4 hours, Well-Done: 4 - 4 ½ hours
  • 5 ribs (16-19 pounds) - Rare: 4 - 4 ½ hours, Medium: 4 ½ - 5 hours, Well-Done: 5 - 5 ½ hours

Preparing the Roast

Before cooking your prime rib roast, it is essential to prepare it properly. Follow these steps to ensure your roast is ready to cook:
  1. Remove the roast from the refrigerator at least an hour before cooking to bring it to room temperature.
  2. Season the roast generously with salt, pepper, and any other desired seasonings.
  3. Place the roast in a roasting pan with the fat side up.
  4. Insert a meat thermometer into the thickest part of the roast, making sure it doesn't touch the bone.
Preparing A Prime Rib Roast

Cooking Method

There are different methods to cook a prime rib roast, including roasting, grilling, and smoking. However, roasting is the most common method used to cook prime rib. Follow these steps to roast your prime rib:
  1. Preheat the oven to 450°F.
  2. Place the roast in the oven and cook it for 15 minutes to sear the outside.
  3. Reduce the heat to 325°F and continue cooking the roast until it reaches the desired internal temperature.
  4. Remove the roast from the oven and let it rest for 15-20 minutes before carving.
Roasting A Prime Rib Roast

Internal Temperature

The internal temperature of the prime rib roast is crucial to achieving the desired doneness. Use a meat thermometer to check the internal temperature of the roast.
  • Rare - 120°F
  • Medium Rare - 130°F
  • Medium - 140°F
  • Medium Well - 150°F
  • Well-Done - 160°F

Conclusion

Cooking a bone-in prime rib roast can be a daunting task, but with the right cooking time, it can be a delicious and enjoyable experience. Follow the cooking time chart and preparation steps to ensure your prime rib roast is cooked to perfection. Remember to let the roast rest before carving and enjoy your delicious meal with family and friends.

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