Spooky Black Velvet Halloween Cake Recipe

Ingredients

• 2 cups white granulated sugar
• 2 cups all purpose flour, sifted
• ¾ cup black cocoa powder, sifted
• 2 teaspoons baking soda
• 1 teaspoon baking powder
• 1 teaspoon salt
• 2 eggs, room temperature
• 1 cup buttermilk, room temperature
• 1 cup coffee, hot
• ½ cup canola oil
• 2 teaspoons vanilla extract
• 2 cups fresh blackberries
• 2 tablespoons white granulated sugar
• 1 tablespoon fresh lemon juice
• 1 teaspoon lemon zest
• 1 cinnamon stick
• ¼ cup water
• 1 tablespoon cornstarch
• 8 oz cream cheese, softened
• ½ cup unsalted butter, softened
• 3 cups powdered sugar, sifted
• 1 cup black cocoa powder, sifted
• ¼ teaspoon salt
• 1 teaspoon vanilla extract
• Chocolate skulls
• Fresh blackberries
• Dried rose petals