Oreo Chocolate Cake

What you need:

For the chocolate cake:

  • 2 cups all-purpose flour
  • 2 cups granulated sugar
  • 3/4 cup Hershey's Special Dark cocoa powder
  • 2 tsp. baking soda
  • 1 tsp. salt
  • 2 large eggs
  • 1 cup buttermilk
  • 1 cup vegetable oil
  • 1 1/2 tsp. vanilla
  • 1 cup boiling water

For the Oreo frosting:

  • 1 1/2 cups unsalted butter (3 sticks), softened
  • 1 1/2 cups shortening
  • 8 to 9 cups powdered sugar
  • 3 cups Oreo crumbs
  • 1 tsp. vanilla extract
  • 6 to 7 Tbsp. water or milk
  • Oreos, for decoration


  1. For the cake: whisk together flour, cocoa powder, baking soda, and salt together in a large bowl.
  2. Add eggs, buttermilk, and vegetable oil to the dry ingredients and mix well.
  3. Add vanilla and boiling water and mix well.
  4. Divide batter between three 8-inch round cake pans that have been greased and lined with parchment paper rounds.
  5. Bake in a preheated 300 degree oven for 30 to 33 minutes or until a toothpick inserted in teh center comes out clean. 
  6. Allow cake to cool for 10 to 15 minutes in pan before removing to cool completely on a wire rack.
  7. For the frosting: beat together butter and shortening until smooth.
  8. Add 4 cups powdered sugar little by little and mix until smooth.
  9. Add vanilla and Oreo crumbs and mix until combined.
  10. Add 4 to 5 more cups of powdered sugar and mix until smooth. Add water or milk to reach desired consistency.
  11. Set aside 3 1/2 cups of frosting for in between the layers.
  12. To assemble: use a serrated knife to level the top of the layers of cake.
  13. Place one layer on a plate or platter and spread half of reserved frosting on top.
  14. Top with a second layer and frost with remaining reserved frosting.
  15. Top with last layer and frosting the entire outside of the cake.
  16. Decorate with Oreo cookies and cookie crumbs.

Recipe adapted from Love, Life, and Sugar

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