Cooking

Chocolate Oreo Cake

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This Chocolate Oreo Cake is to die for! A moist chocolate cake full of Oreo icing! And not just any Oreo icing – it is FULL of crushed up Oreos. An Oreo lover’s dream.

Chocolate Oreo Cake
Author: 
Serves: 3 layered, 9 inch cake
 
Ingredients
  • Chocolate Cake
  • 2 cups (260g) flour
  • 2 cups (414g) sugar
  • ¾ cup (85g) Hershey’s Special Dark Cocoa powder
  • 2 tsp baking soda
  • 1 tsp salt
  • 2 large eggs
  • 1 cup (240ml) buttermilk
  • 1 cup (240ml) vegetable oil
  • 1½ tsp vanilla
  • 1 cup (240ml) boiling water
  • Oreo Icing
  • 1½ cups (336g) butter
  • 1½ cups (284g) shortening
  • 8-9 cups (920g-1035g) powdered sugar
  • 3 cups Oreo crumbs (about 30 Oreos)
  • 1 tsp vanilla extract
  • 6-7 tbsp (90ml-105ml) water
  • 5 Oreos, chopped, optional
  • NOTE: You’ll need at least one full package of Oreos. If you plan to decorate the outside of the cake with more Oreos and crumbs, as shown, you might need a second package.
Instructions
  1. Prepare three 9 inch cake pans with parchment paper circles in the bottom, and grease the sides.
  2. Add all dry ingredients to a large bowl and whisk together.
  3. Add eggs, buttermilk and vegetable oil to the dry ingredients and mix well.
  4. Add vanilla to boiling water and add to mixture. Mix well.
  5. Pour into three 9 inch cakes pans and bake at 300 degrees for about 25-28 minutes, or until a toothpick comes out with a few crumbs.
  6. Remove cakes from oven and allow to cool for about 10 minutes, then remove to cooling racks to cool completely.
  7. Make icing while cakes cool. Beat together butter and shortening until smooth.
  8. Slowly add 4 cups of powdered sugar and mix until smooth.
  9. Add vanilla and Oreo crumbs and mix until smooth.
  10. Add another 4-5 cups of powdered sugar and mix until smooth. Add water or milk until you get a smooth consistency.
  11. Set aside about 3½ cups of icing for the filling inside the cake and add chopped Oreos, if using.
  12. Once cakes are cool, remove cake domes from top with a large serrated knife.
  13. Place first layer of cake on cake plate. Spread ½ of the icing with the chopped Oreos on top in an even layer.
  14. Add second layer of cake and add the rest of the of icing with chopped Oreos on top in an even layer.
  15. Add final layer of cake on top and ice the outside of the cake with remaining icing.
  16. Finish cake off with chopped Oreos and crumbs, if desired.