In a  large bowl with a whisk combine the eggs, vanilla, mayonnaise, and buttermilk mix until fully combined.

Mix Wet Ingredients

Place a large fine mesh sieve on top and add all of the dry ingredients. Sift into the wet ingredients then use a spatula to fold in to combine. Sifting the flour mixture helps ensure a smooth cake batter.

Add Dry Ingredients 

Step 2

Once just combined add the hot coffee and mix carefully not to splash yourself. The cake batter will be very thin. Pour evenly into prepared pans.

Add Coffee

Step 3

Bake for 25-30 minutes or until a toothpick inserted comes out clean/ only moist crumbs, no wet batter. Set cakes on a wire rack to cool completely.

Bake

Step 4

While the cakes are cooling prepare chocolate frosting. When cakes are fully cooled begin frosting.

Make the Frosting

Step 5

Frost the cakes and add sprinkles on top of the cake.

Add the Toppings

Step 6