Egg size converter for recipes

Choose the egg size in the recipe and the size you have to see how many to use.

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Processing and privacy: The result is calculated inside your browser and your data is not sent to any server.

How to use it

  1. Enter eggs in the recipe, recipe egg size and your egg size.
  2. The result appears straight away and updates as you edit.
  3. Copy the result, or copy a link that keeps the same values to share it.

How it is calculated

New count = eggs × recipe class weight ÷ your class weight, where weight = minimum per dozen ÷ 12.

Example

Inputs: Eggs in the recipe = 4, Recipe egg size = Large, 56.7 g, Your egg size = Extra large, 63.8 g. Result: Equivalent eggs: 3.56; Rounded to whole eggs: 4; Target weight in shell: 226.8 g.

Limits and caveats

  • Weights are the USDA minimum dozen averages; real eggs may run a little heavier.
  • For a large fraction, beat an extra egg and add part of it by weight.

Questions about this tool

How many medium eggs replace 3 large?

About 3.4 medium eggs; three is usually fine, and for a delicate cake add a spoonful of beaten egg.

Does egg size matter in everyday cooking?

Little for omelettes and savoury dishes; in cakes and pastry it affects texture.

How much does a US large egg weigh?

At least 24 oz per dozen, an average of 56.7 g per egg in the shell.