Chocolate Mayo Cake

Alright, folks, grab a cup of coffee and get comfy because you’re about to dive into the wonder that is the Chocolate Mayo Cake. Sounds wild, huh? But before you squirm with doubts, let me spill the beans — or in this case, the mayo jar. This cake is a beautifully bizarre blend that gives you a moist, chocolatey delight that keeps people guessing. Why put mayo in cake? It’s what gives it the ultra-moist texture that keeps you going back for another slice (or three).
So, here’s the story. My husband, notorious for side-eyeing anything that sounds too “out there,” was hooked on the first bite. I made it one lazy Sunday afternoon when the pantry was looking a bit sparse, and let’s just say it transformed into a tradition. Now, whenever we’re craving something sweet that feels like a warm hug, this cake becomes the star. The fam can’t get enough — we’re talking about “fighting over the last piece” kind of love, people.
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Why You’ll Love This Chocolate Mayo Cake
Okay, let’s keep it real. You’ll love this cake because:
– It’s the ultimate mystery ingredient cake — adds a bit of fun to baking, don’t ya think?
– Perfect if you’ve got little baking parfait running around because you just mix and go—magic!
– Takes basic pantry staples and turns them into an OMG moment.
How to Make It
Grab your whisk and a song to hum because we’re baking a cake! First up, preheat your oven to 350°F (because everything delicious starts at 350, right?). Get your mixing bowl out and toss in some flour, sugar, cocoa, baking soda, and baking powder. Give it all a good stir — like those lazy days doodling in class. Then, slather in that mayo (yes, mayo) and some water, vanilla, and eggs. Mix it till it’s looking smooth and chocolatey. Now, pour that magic batter into your cake pan and pop her in the oven. Wait around 30 minutes or until a clean toothpick comes out. Patience is not just a virtue — it’s how you get cake.
Ingredient Notes
– Flour: Strong foundation, like your favorite pair of jeans. Stick to all-purpose for best results.
– Cocoa: The magic dust of this show. Skimping here? Don’t.
– Baking Soda and Baking Powder: Your rise and shine. Forget one? Well… back to the grocery store you go.
Recipe Steps:
1. Preheat oven to 350°F (175°C).
2. Mix flour, sugar, cocoa, baking soda, and baking powder in a bowl.
3. Add mayonnaise, water, vanilla extract, and eggs.
4. Stir the mixture until smooth and well combined.
5. Pour the batter into your cake pan.
6. Bake for about 30 minutes, or until a toothpick comes out clean.
What to Serve It With
This cake pairs like a dream with a scoop of ice cream, or take it to the next level with fresh berries. Bit of a rebel? Try a drizzle of caramel sauce — oh, sweet heavens.
Tips & Mistakes
– Make sure not to overbake; dryness is a cake’s enemy.
– No mayo on hand and thinking of a substitute? Don’t. Trust the process, friends.
Storage Tips
If you miraculously have leftovers, throw them in an airtight container and pop them in the fridge. It’s pretty darn decadent cold, for those 2 AM cravings or breakfast indulgences, because hey — why not?
Variations and Substitutions
Different strokes for different folks — swap that vanilla extract with almond if that’s more your jam. Found yourself out of cocoa powder? Consider embracing a bit of coffee instead (live a little), but at that point, we’re teetering on devilish brown territory.
Frequently Asked Questions

Chocolate Mayo Cake
Ingredients
Main Ingredients
- 1.75 cups all-purpose flour
- 1.5 cups granulated sugar
- 0.75 cup unsweetened cocoa powder
- 1 tsp baking soda
- 0.5 tsp salt
- 1 cup mayonnaise regular or light
- 1 cup hot water
- 2 tsp vanilla extract
Instructions
Preparation Steps
- Preheat the oven to 350°F. Grease and flour a 9-inch round cake pan.
- In a large bowl, sift together flour, sugar, cocoa powder, baking soda, and salt.
- Add mayonnaise, hot water, and vanilla extract to the dry ingredients and mix until smooth.
- Pour the batter into the prepared pan and bake for 30 to 35 minutes or until a toothpick inserted into the center comes out clean.
- Allow cake to cool before removing from the pan and serving.
Notes
Featured Comments
“Made this last night and it was so flavorful. Loved how the creamy came together.”
“New favorite here — so flavorful. crowd-pleaser was spot on.”
“Super easy and turned out amazing! My family asked for seconds. Saving this one.”
“Impressed! Clear steps and family favorite results. Perfect for busy nights.”
“Made this last night and it was will make again. Loved how the rich came together.”
“New favorite here — family favorite. creamy was spot on.”