01 -
Preheat oven to 175°C. Grease two 20 cm round cake pans and line bases with parchment paper for easy release.
02 -
In a large mixing bowl, whisk together flour, sugar, baking soda, baking powder, salt, and cocoa powder until homogeneous.
03 -
In a separate bowl, whisk buttermilk, vegetable oil, eggs, vanilla extract, and vinegar. Incorporate black gel food coloring until the mixture reaches a deep black color.
04 -
Gradually fold the wet mixture into the dry ingredients, stirring gently until just combined. Add hot coffee in a slow stream and mix until the batter is smooth and slightly fluid.
05 -
Distribute batter evenly between prepared pans. Bake for 30–35 minutes, or until a skewer inserted in the center emerges clean. Let cakes cool in pans 10 minutes, then transfer to wire racks to cool completely.
06 -
In a large bowl, beat cream cheese and butter together until fluffy. Gradually incorporate powdered sugar, beating well after each addition. Blend in vanilla and optional black gel coloring. Beat until smooth and spreadable.
07 -
Level cooled cake layers with a serrated knife if needed. Position one layer on a serving plate or stand. Spread even frosting over the first layer, sandwich with the second, then coat top and sides with remaining frosting.
08 -
Embellish cake with Halloween sprinkles, candy eyes, edible glitter, and non-edible garnishes. Pipe spider webs or themed designs for a striking finish.