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5 from 1 vote

Blackout Cake

If you are looking for a decadent and moist chocolate cake recipe, Blackout Cake is a must try. It's infused with dark chocolate, coffee and buttermilk for a rich flavor.
Prep Time20 minutes
Cook Time35 minutes
Cover and refrigerate30 minutes
Total Time1 hour 25 minutes
Course: Dessert
Cuisine: American
Keyword: Blackout Cake
Servings: 12
Calories: 894kcal

Ingredients

For the Cake:

  • 2 cups All Purpose Flour
  • 1 teaspoon Baking Soda
  • 2 teaspoon Baking Powder
  • 1 teaspoon Salt
  • 2 cups Granulated Sugar
  • 1/2 cup Unsweetened Dutch-Process Cocoa Powder
  • 2 teaspoon Vanilla extract
  • 3/4 cup Vegetable Oil
  • 3 Large Eggs
  • 1 cup Buttermilk
  • 1/2 cup Strongly Brewed Coffee

For the Frosting:

  • 1 1/2 cups butter softened
  • 8 ounces cream cheese softened
  • 1 1/2 cups unsweetened cocoa powder
  • 6 cups powdered sugar
  • 1/4 cup Strongly Brewed Coffee
  • 1 tablespoon vanilla extract
  • 1/2 teaspoon salt

Instructions

For the Cake:

  • Preheat the oven to 350 degrees F and spray 2 8 inch cake pans with non-stick cooking spray.
  • In a large mixing bowl, whisk together the flour, baking soda, baking powder, salt, sugar and cocoa powder together.  Set aside.
  • In a separate bowl, whisk together the oil, eggs and buttermilk.
  • Slowly stir the wet ingredients into the dry ingredients until just combined.  Mix in the coffee until combined and smooth.
  • Pour the batter evenly into the prepared pans.
  • Bake for 30-35 minutes until a toothpick inserted into the center of the cakes comes out clean.
  • Let the cake sit in the pans for 10 minutes and then carefully invert them to a cooling rack to cool completely before topping with the frosting.

For the Frosting:

  • Cream together the butter and cream cheese in the bowl of a stand up mixer fitted with a paddle attachment until light and fluffy.
  • Reduce the speed on the mixer to low and mix in the cocoa powder until combined.
  • Then add in the powdered sugar, coffee, vanilla extract and salt. Mix until well combined.

To Assemble:

  • Use a sharp serrated knife to level the cakes and cut each cake in half horizontally. Set one of the cake layers aside.
  • Layer the 3 other cakes on a serving plate or platter, applying a thick layer of frosting in between each cake layer.
  • Spread frosting on top and the sides of the cake.
  • Crumble the remaining cake layer and take a handful of cake crumbs and press them into the sides of the cake making sure to cover all the sides of the cake.
  • Sprinkle a small amount of crumbs on the top.
  • Cover and refrigerate for 30 minutes and then the cake is ready to serve and enjoy!

Notes

Refrigerate any leftover cake, covered, for up to 4-5 days.

Nutrition

Calories: 894kcal | Carbohydrates: 120g | Protein: 8g | Fat: 47g | Saturated Fat: 22g | Polyunsaturated Fat: 9g | Monounsaturated Fat: 12g | Trans Fat: 1g | Cholesterol: 123mg | Sodium: 736mg | Potassium: 324mg | Fiber: 6g | Sugar: 94g | Vitamin A: 1055IU | Calcium: 116mg | Iron: 3mg
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