Chocolate Peanut Butter Snack Cake

By Meghan McGarry
Traditional chocolate snack cake gets even more crave-worthy when paired with an irresistible peanut butter frosting! Topped with chocolate peanut butter candy and a sprinkle of sea salt, this is one recipe that is sure to become a staple in your home.
  • Yield: 1 (9
  • Course: Dessert


  • (12 tablespoons) unsalted butter
  • + 1 1/2 teaspoons heavy cream
  • All Purpose Flour
  • Baking powder
  • Baking soda
  • buttermilk
  • chopped mini peanut butter cups
  • cocoa powder
  • eggs
  • For the chocoalte cake:
  • For the peanut butter frosting:
  • granulated sugar
  • Light brown sugar
  • peanut butter
  • pinch of salt
  • Powdered sugar
  • Salt
  • Sea salt
  • Vanilla Extract


  1. To make the chocolate cake, preheat oven to 350 degrees. Grease a 9x13” pan.
  2. In a medium-sized bowl, whisk together flour, cocoa powder, baking soda, baking powder and salt.
  3. In the bowl of an electric mixer, on medium speed, cream butter and both sugars together for about 5-6 minutes until everything is well combined.
  4. Mix in eggs and vanilla extract, scraping down the bowl as needed.
  5. Add the dry ingredients alternating with the buttermilk in three additions, starting and ending with the dry ingredients.
  6. Pour batter into the prepared and even out with a spatula. Bake cake for approximately 30 minutes, rotating once halfway through. Remove from the oven and set aside to cool.
  7. To make the peanut butter frosting, cream the butter and peanut butter on medium speed until combined.
  8. Add powdered sugar, 1/4 cup at a time, scraping down the bowl as needed.
  9. Add salt and vanilla extract and continue to mix on medium speed.
  10. Add heavy cream and continue to mix until frosting is light and fluffy.
  11. Spread frosting on completely cooled cake. Garnish with chopped peanut butter cups and coarse sea salt. Cake should be served at room temperature. Store covered in refrigerator.