How Long to Cook a 21 Pound Turkey at 300 Degrees Fahrenheit?

Learn the ideal cooking time and temperature for a 21-pound turkey at 300°F, including safety tips and resting recommendations.

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To cook a 21-pound turkey at 300 degrees, the general guideline is about 15 minutes per pound, leading to approximately 5.25 hours. However, cooking times can vary depending on several factors including whether the turkey is stuffed, your oven's accuracy, and the turkey's initial temperature. Always ensure the turkey's internal temperature reaches 165°F at the thickest part of the thigh without touching bone for safety. Letting it rest for about 20 minutes before carving can help the juices distribute for better flavor and moisture.

FAQs & Answers

  1. How long does it take to cook a 21-pound turkey at 300 degrees? It generally takes about 15 minutes per pound, so a 21-pound turkey will take approximately 5 hours and 15 minutes at 300°F.
  2. What internal temperature should a cooked turkey reach for safety? The turkey should reach an internal temperature of 165°F at the thickest part of the thigh to ensure it is safe to eat.
  3. Should a turkey rest before carving, and for how long? Yes, it is recommended to let the turkey rest for about 20 minutes after cooking to allow juices to redistribute for better moisture and flavor.
  4. Do stuffed turkeys require more cooking time at 300 degrees? Yes, stuffed turkeys generally take longer to cook than unstuffed ones, so additional cooking time should be accounted for to ensure the stuffing reaches a safe temperature.