Midnight Bloom Cake Sophisticated Black Cake with Royal Blue

Ingredients

• 2 ½ cups (313g) all-purpose flour, sifted
• ¾ cup (60g) unsweetened cocoa powder, Dutch-processed preferred
• 1 ½ teaspoons baking soda
• ½ teaspoon baking powder
• ½ teaspoon salt
• 1 ½ cups (300g) granulated sugar
• ¾ cup (1 ½ sticks / 170g) unsalted butter, softened
• 2 large eggs
• 1 teaspoon vanilla extract
• 1 cup (240ml) buttermilk, room temperature
• 1 cup (240ml) hot brewed coffee
• 2 tablespoons (30ml) black gel food coloring
• 1 cup (2 sticks / 227g) unsalted butter, softened
• 4 cups (480g) powdered sugar, sifted
• ¼ cup (60ml) heavy cream
• Royal blue gel food coloring