Prime Rib Cooking Time Calculator | Perfect Roast

Cooking Instructions

How to Calculate Prime Rib Cooking Time

Step 1: Prepare Your Roast

Remove your prime rib from the refrigerator 2-3 hours before cooking to reach room temperature. Measure the exact weight of your roast using a kitchen scale.

Step 2: Enter Weight Details

Input the exact weight of your prime rib in pounds. For partial pounds, use decimal points (e.g., 5.5 lbs).

Step 3: Select Doneness Preference

Choose your preferred level of doneness from rare to well done. Each option corresponds to a specific internal temperature range for optimal results.

Step 4: Specify Cut Type

Indicate whether your prime rib is bone-in or boneless, as this affects cooking time and temperature calculations.

Step 5: Review Cooking Instructions

After calculation, review the detailed cooking time, target internal temperature, and resting period. The calculator provides a comprehensive timing breakdown, including the initial searing period and the main roasting phase.

Step 6: Monitor Temperature

Use a reliable meat thermometer to check the internal temperature during cooking, especially as you approach the calculated completion time.

Step 7: Rest and Serve

Follow the recommended resting time provided by the calculator before carving. This crucial step allows the juices to redistribute throughout the meat.

Scroll to Top