Blackout Dark Chocolate Cake Recipe

Blackout Dark Chocolate Cake

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  • Author: Laura
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Total Time: 50 minutes


Looking for the perfect dark chocolate cake recipe? You need to try this Blackout Dark Chocolate Cake! A three layer cake that is bursting with chocolate. Moist and delicious, this is the ultimate cake recipe.



  • 3 C flour
  • 1 1/2 C special dark chocolate cocoa powder
  • 1 tbsp baking soda
  • 1 1/2 tsp baking soda
  • 1 1/2 tsp kosher sal
  • 4 large eggs
  • 1/2 C sour cream
  • 1 C buttermilk
  • 1 1/2 C warm water
  • 1/2 tsp espresso powder
  • 1/2 C canola oil
  • 1 tbsp pure vanilla extract

Frosting ingredients

  • 1 1/2 C unsalted sweet cream butter, softened
  • 18oz cream cheese, soften
  • 1 1.2 Heryhey special dark cocoa powder
  • 1 tbsp pure vanilla extract
  • 1/4 tsp kosher salt
  • 7 C powder sugar
  • 1/4 C heavy whipping cream
  • Large piping bad with medium star til
  • Large ice cream scooper


  1. Preheat oven to 350 degrees and spray three 9 in cake pans with pam baking spray
  2. In a small bowl, whisk together the espresso and the warm water until combined
  3. Using your standing mixer, whisk together the flour, sugar, cocoa powder, baking soda, baking powder and salt until combined
  4. Gradually add in the eggs, sour cream, buttermilk, espresso, oil and vanilla extract until combined and
  5. Divide the batter between the 3 pans
  6. Place in the oven to bake for 25-35 minutes or until a tooth pick comes out clean
  7. Allow cakes to cool for 20 minutes

Frosting Directions

  1. Using the standing mixer again, beat the cream cheese and butter until combined and smooth
  2. Gradually mix in the cocoa powder, vanilla and salt
  3. Very slowly, beat in the powder sugar until combined
  4. Whisk in the heavy whipping cream until the ice cream is smooth and fluffy
  5. Using the ice cream scooper, scoop out 4-6 scoops of frosting and smooth evenly on one layer of cake
  6. Place another layer of cake on top and spread more frosting
  7. Place the last layer on top and frost the remaining cake with the remaining frosting
  8. Scoop remaining frosting into the large piping bag and pipe dollops of frosting around the top and bottom of the cake
  9. Sprinkle some chocolate sprinkles on top, cut into slices and enjoy!
  10. Cut and enjoy!

  • Category: dessert
  • Method: oven
  • Cuisine: american

Keywords: dark chocolate cake