Can You Use Mayo Instead Of Eggs In Brownies

Can You Use Mayo Instead of Eggs in Brownies? Solved

Last Updated on June 22, 2024 by Lori Walker

Baking’s like a fun mix of science and art. One time, I was all geared up to make brownies, apron tied and everything, then boom! No eggs in the carton!

Panicking, I scoured my fridge for a substitute, my eyes landing on a jar of mayo.

I wondered – can you use mayo instead of eggs in brownies? Let’s find out.

Is Mayo A Good Alternative For Egg In Brownies?

Brownies on a Wooden Table

Yes. Mayo plays a transformative role in brownie texture by contributing to a moist and tender outcome. Its emulsified nature helps create a denser and more fudgy consistency, producing rich and indulgent brownies. 

“Childhood smells of perfume and brownies.”

– David Leavitt, Novelist

The moisture content in mayo infuses the batter, yielding a chewy interior while maintaining a pleasing outer crust. 

This substitution can result in brownies that deviate from the traditional cakey texture, offering a delightful departure especially favored by those who relish a melt-in-your-mouth experience.

But how long should brownies be left out?

Why Consider Mayo In Brownies?

  1. Moisture Enhancement: Mayo adds moisture to brownies [1], creating a luscious and tender texture that departs from traditional recipes.
  2. Egg Allergy Alternative: For those with egg allergies, mayo offers a suitable replacement that maintains the binding and texture required for successful brownie baking.
  3. Creamy Consistency: The creamy nature of mayo contributes to a smooth batter that translates to an even distribution of flavors and a delightful mouthfeel.
  4. Potential Flavor Depth: Mayo’s tanginess can introduce a subtle richness to brownies, creating an intriguing contrast with the sweetness of the batter.
  5. Convenience: When you’re out of eggs, mayo is a handy substitute in most kitchens.

Find out what you can do with failed brownies here.

What About Flavor?

Incorporating mayo [2] into brownies introduces a subtle yet intriguing flavor dynamic.

Mayo’s tanginess and creamy essence can interact with the sweetness of the brownie batter, creating a harmonious contrast that adds depth to the overall taste. 

While mayo doesn’t typically overpower the dominant chocolate flavor, it contributes a hint of richness that complements the sweetness and elevates the sensory experience. 

This unique interplay of flavors can bring a new dimension to traditional brownies, making them a conversation-worthy treat that surprises and delights the palate.

How To Make The Swap?

Mayonnaise on a Saucer
  1. Quantity Calculation: Determine the eggs needed for your brownie recipe and calculate the equivalent amount of mayo. Generally, 1/4 cup of mayo can replace one egg.
  2. Choose the Right Mayo: Opt for plain, unsweetened mayonnaise without any added flavors or spices to maintain the integrity of the brownie’s taste.
  3. Gradual Incorporation: Slowly mix the calculated amount of mayo into your brownie batter. Ensure thorough mixing to avoid lumps and achieve a consistent texture.
  4. Adjust Other Ingredients: Depending on your recipe, you might need to make minor adjustments to other ingredients like flour or liquids to accommodate the addition of mayo.
  5. Baking Instructions: Follow the baking instructions provided in your brownie recipe. The mayo-infused batter should bake similarly to traditional brownies.
  6. Check for Doneness: To determine if the brownies are ready, perform the toothpick test. Insert a toothpick into the center – if it comes out with a few moist crumbs, the brownies are done.
  7. Enjoy the Results: Once baked, allow the brownies to cool before enjoying the unique texture and flavor that the mayo substitution brings to your treats.

“Elevate your brownie game with a dollop of creativity – swapping eggs for mayo unlocks a world of moist indulgence, where innovation meets decadence in every delicious bite.”

– Eat Pallet Restaurant & Food Advice

Does It Work Every Time?

While using mayo as an egg substitute in brownies can yield successful and tasty results in many cases, it’s essential to note that the outcome might be different across all recipes. 

The effectiveness of the swap can be influenced by factors like the specific brownie recipe, the brand and type of mayo used, and personal preferences. 

While some mayo-infused brownies may turn out wonderfully with a moist and rich texture, others might differ slightly from traditional brownies. 

Experimenting with mayo as an egg substitute is a playful culinary adventure that can lead to delightful surprises. Still, it’s advisable to approach it with an open mind and a spirit of exploration.

Also Read: Can Cornstarch Be Used Instead Of Baking Soda?


How much mayonnaise equals two eggs?

Roughly 1/2 cup of mayonnaise can be used as a substitute for 2 eggs in recipes.

Can I use mayo instead of eggs in the cake mix?

Yes, you can use mayo as a substitute for eggs in cake mix to achieve a similar texture and moisture level in the final baked product.

Key Takeaways

While unconventional, substituting mayo offers a unique twist to traditional brownie recipes. 

The conclusion emerges by addressing texture, flavor, and practicality considerations: 

You can use mayo as an egg substitute in brownies. 

Embracing this culinary adventure introduces possibilities where mayo’s moisture, creaminess, and tanginess combine to create a distinct and delightful twist on beloved brownies.


Lori Walker

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