Using Flax Egg Instead of Eggs

Reviewed by the CupOrGram Editorial TeamSources: King Arthur Baking, USDA FoodData Central, in-house testingMethodology
Ratio
1 tablespoon ground flax + 3 tablespoons water per large egg
Moderate — noticeable differences, use with care

Recipe Adjustment Notes

Good binder for cookies, muffins, and hearty quick breads.

The Science Behind This Swap

Hydrated flax forms a gel that binds, but it cannot foam or coagulate like egg.

Measurement Variance Note

For 1 cup references, this ingredient can vary by about 6% across brands and measuring methods (228g-258g per cup). For the most reliable substitution result, measure by weight and test a half batch first.

What Works & What Doesn't

Works Well In

  • Muffins & quick breads
  • Cookies
  • Pancakes & waffles

Use With Caution

  • Laminated doughs
  • Macarons
  • Precision pastry

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