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Whole Lobster Cooking Time Calculator

Oven-roasted whole lobster is a decadent treat. Split in half for even cooking.

Whole Lobster Cooking Calculator
Enter your whole lobster details to calculate cooking time

Enter the weight of your whole lobster

Estimated Cooking Time

3h 0m

(180 minutes total)

Internal Temp

140°F

Resting Time

2 min

USDA Safe Temperature: The USDA recommends cooking specialty to an internal temperature of at least 140°F for food safety. Always use a meat thermometer to verify.

Cooking Tips for Whole Lobster

  • 1Split lengthwise before roasting
  • 2Remove the vein and stomach sac
  • 3Brush meat with butter
  • 4Don't overcook or it becomes rubbery

Frequently Asked Questions

How long to cook whole lobster per pound?

Whole Lobster takes approximately 18 minutes per pound at 400°F. Use our calculator above for exact timing based on your specific weight.

What temperature should whole lobster be cooked to?

Whole Lobster is best at an internal temperature of 140°F. Always use a meat thermometer to verify doneness.

How long should whole lobster rest after cooking?

Let whole lobster rest for 2 minutes after removing from heat. This allows for optimal texture and flavor.

Last updated: December 2025