Total Time
55mins
Prep 10 mins
Cook 45 mins

This is a great cake to make for any occasion, especially birthdays. Frost with Chocolate Peanut Butter Buttercream Frosting.

Ingredients Nutrition

Directions

  1. Heat oven to 350°F.
  2. Grease bottom and sides of rectangular pan (13x9) with shortening and lightly flour.
  3. Beat all ingredients (except baking cocoa and 1/8 teaspoons baking powder) with electric mixer on low speed for 30 seconds, scraping bowl occasionally.
  4. Pour two-thirds of the batter (about 3 cups) into pans.
  5. Stir 3 tablespoons baking coca and 1/8 teaspoons baking soda into remaining batter.
  6. Drop heaping tablespoonfuls of chocolate batter randomly into peanut butter batter.
  7. Pull knife through batters in S-shape curves for marble design.
  8. Turn pan 1/4th turn and repeat marbling.
  9. Bake for 40-45 minutes until toothpick inserted in center comes out clean.
  10. Cool.
  11. Frost with fudge frosting or Chocolate/Peanut Butter Buttercream Frosting.
Most Helpful

3 5

This cake wasn't bad, but I was hoping for more. I found it to be kind of dry and it didn't have very much of a peanut butter flavour. I am going to give it another try one of these days and try adding a bit more peanut butter.