One Bowl Chocolate Cake with Chocolate Buttercream

A one bowl chocolate cake with chocolate buttercream and sprinkles sheet cake on a gray background.

5 from 1 reviews

This one bowl chocolate cake is one of my ultimate favorite recipes! It’s so incredibly easy to whip up and makes the most fluffy, chocolatey cake ever. 



For the cake:

For the Chocolate Buttercream:


Make the cake: 

  1. Preheat your oven to 350° F and spray a 9×13” or 3- 8” round pans with baking spray.
  2. In the bowl of a stand mixer fitted with the paddle attachment, add the sugar, flour, cocoa powder, baking soda, baking powder, and salt, and mix on low till combined.
  3. Add the eggs one at a time, incorporating them into the mix before each addition.
  4. Raise the speed up to medium and in a steady stream add in the milk and vanilla.
  5. Mix until combined. Stop the mixer and scrape down the sides to make sure it is evenly mixed.
  6. With the mixer running on medium again, add in the coffee and oil slowly.
  7. Continue mixing until the batter is evenly mixed, it is a runny batter!
  8. Pour into the prepared pan and bake for 30-35 mins, or until the edges of the cake break away from the pan, or a skewer inserted in the middle comes out clean.
  9. Cool.

Make the buttercream: 

  1. In the bowl of a stand mixer fitted with the paddle attachment, add in the butter, confectioners sugar and cocoa and mix on medium speed until combined.
  2. Add in the coffee, and milk and continue to mix on medium speed. You may have to scrape down the bowl once or twice to mix it well.
  3. Frost cake, then decorate with sprinkles and enjoy!


This cake can be made into a layer cake using three 9-inch round cake pans


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