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Egg Cooking Precision Calculator

Food
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Calculate the exact boiling time for eggs based on desired doneness, altitude, and starting egg temperature.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Egg Size, Desired Doneness Level, Altitude, and Starting Egg Temperature in the units shown.

Step 2

Read Boiling Time in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

Soft Boiled at Sea Level

Egg Size: Large grams; Desired Doneness Level: Soft Boiled; Altitude: 0 meters; Starting Egg Temperature: Room Temperature (21°C) celsius

Boiling Time: 8 minutes

Medium Boiled in Mountains

Egg Size: Large grams; Desired Doneness Level: Medium Boiled; Altitude: 1,500 meters; Starting Egg Temperature: Refrigerated (4°C) celsius

Boiling Time: 16 minutes

Hard Boiled, Room Temp

Egg Size: Large grams; Desired Doneness Level: Hard Boiled; Altitude: 0 meters; Starting Egg Temperature: Room Temperature (21°C) celsius

Boiling Time: 12 minutes

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