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Black Velvet Halloween Cake Recipe – Dark Chocolate Layers for a Spooky Showstopper

This Black Velvet Halloween Cake is a hauntingly beautiful dessert that’s as delicious as it is dramatic. With rich, dark chocolate layers and jet-black cocoa frosting, this cake is the ultimate showstopper for your spooky season celebrations. Perfect for Halloween parties, gothic-themed gatherings, or anyone who loves a little flair with their sweets. Decorate with candy skulls, edible glitter, or blood-red drizzle for a cake that’s eerie, elegant, and unforgettable.
Prep Time 25 minutes
Total Time 2 hours 5 minutes
Course Chocolate celebration cake, Halloween dessert centerpiece, Layer cake
Cuisine American
Servings 14 slices
Calories 450 kcal

Equipment

  • Mixing bowls
  • Electric mixer
  • Measuring Cups and Spoons
  • Two 8-inch round cake pans
  • Parchment paper
  • Saucepan (for compote)
  • Cooling rack
  • Offset spatula or piping tools

Ingredients
  

Cake:

  • 2 ½ cups all-purpose flour
  • ¾ cup black cocoa powder (high-fat preferred)
  • 2 tsp baking soda
  • ½ tsp salt
  • 1 cup buttermilk
  • 3 large eggs
  • 2 cups granulated sugar
  • ¾ cup vegetable oil
  • 1 tsp vanilla extract

Blackberry Compote (Optional):

  • 1 cup fresh or frozen blackberries
  • 2 tbsp sugar
  • 1 tsp lemon juice

Black Cocoa Buttercream:

  • 1 cup unsalted butter, softened
  • 3 cups powdered sugar
  • ½ cup black cocoa powder
  • 2–3 tbsp milk or cream
  • 1 tsp vanilla extract
  • Pinch of salt

Instructions
 

  • Prep: Preheat oven to 350°F (175°C). Grease and line two 8-inch cake pans with parchment paper.
  • Mix Dry Ingredients: In a large bowl, whisk flour, black cocoa, baking soda, and salt.
  • Mix Wet Ingredients: In another bowl, beat eggs, sugar, oil, buttermilk, and vanilla until smooth.
  • Combine: Gradually add dry ingredients to wet mixture. Stir gently until just combined—do not overmix.
  • Bake: Divide batter evenly between pans. Bake for 30–35 minutes or until a toothpick comes out clean. Cool in pans for 10 minutes, then transfer to wire racks.
  • Make Compote (Optional): Simmer blackberries, sugar, and lemon juice until thickened. Cool completely.
  • Make Frosting: Beat butter until fluffy. Add powdered sugar, black cocoa, vanilla, and milk. Mix until smooth and spreadable.
  • Assemble: Level cake layers. Spread compote between layers (if using), then frost with buttercream. Apply a crumb coat, chill for 30 minutes, then finish frosting.

Notes

  • Use black cocoa powder for natural color and deep flavor.
  • Chill cake layers before frosting for cleaner edges.
  • Apply a crumb coat to trap crumbs and create a smooth finish.
  • For Halloween flair, decorate with chocolate skulls, candy spiders, or orange buttercream.
  • Make ahead: freeze unfrosted layers for up to 1 month; refrigerate frosting for up to 5 days.
  • Healthier swaps: use whole wheat flour, coconut sugar, or Greek yogurt in place of oil.
Keyword black cocoa, Black velvet cake, chocolate cake, gothic dessert, Halloween cake, spooky baking