This Chocolate Mayonnaise Cake is rich, moist, and incredibly easy to make—no butter or oil needed! The mayo keeps it super tender while enhancing the deep chocolate flavor. Perfect for birthdays, celebrations, or anytime you’re craving a luscious, old-fashioned dessert.
Ingredients
For the Cake:
- 2 cups all-purpose flour
- 1 cup granulated sugar
- 1/2 cup unsweetened cocoa powder
- 2 tsp baking soda
- 1/4 tsp salt
- 1 cup mayonnaise (full-fat recommended)
- 1 cup water
- 2 tsp vanilla extract
For the Frosting (Optional):
- 1/2 cup unsalted butter, softened
- 1/2 cup unsweetened cocoa powder
- 2 cups powdered sugar
- 1/4 cup milk (plus more if needed)
- 1 tsp vanilla extract
Directions
Step 1: Make the Cake
- Preheat oven to 350°F (175°C). Grease and flour a 9×13 inch baking pan.
- In a large bowl, whisk together the flour, sugar, cocoa powder, baking soda, and salt.
- Add the mayonnaise, water, and vanilla extract. Mix until smooth and well combined.
- Pour the batter into the prepared pan and smooth the top.
- Bake for 30–35 minutes or until a toothpick inserted in the center comes out clean.
- Let the cake cool completely before frosting.
Step 2: Make the Frosting (Optional)
- In a bowl, beat the softened butter and cocoa powder until creamy.
- Gradually mix in powdered sugar, alternating with milk, until you reach a smooth, spreadable consistency.
- Add vanilla and beat until fluffy. Spread over cooled cake.
Prep Time: 10 minutes
Cook Time: 35 minutes
Total Time: 45 minutes
Servings: 12
Calories: ~300 per serving (with frosting)
This cake is proof that a pantry staple like mayonnaise can deliver bakery-level results. Moist, chocolatey perfection—no one will believe how easy it is!