Chocolate Peanut Butter Wacky Cake

Chocolate cake with peanut butter icing. This recipe has been a favorite for birthdays in my family for years. The cake is very moist.

Chocolate Peanut Butter Wacky Cake


  • 3 cups all-purpose flour
  • 2 teaspoons baking soda
  • 1 teaspoon salt
  • 6 tablespoons unsweetened cocoa powder
  • 2 cups white sugar
  • 10 tablespoons butter, melted
  • 2 teaspoons distilled white vinegar
  • 2 cups warm water
  • 1/4 cup peanut butter
  • 1 cup packed brown sugar
  • 1/4 cup milk
  • 1/4 cup butter, softened


1 In a large bowl, sift together the flour, baking soda, salt, cocoa, and white sugar.

2 To the sifted ingredients, add the 10 tablespoons butter or margarine, vinegar, and warm water. Mix thoroughly, but do not beat. Pour batter into ungreased 9 x 13 inch pan.

3 Bake at 350 degrees F (175 degrees C)for 30 to 35 minutes. Remove cake from oven, but keep it in the pan.

4 Cream together peanut butter, brown sugar, milk, and 1/4 cup butter or margarine. Spread icing onto cake. Place under broiler until brown and bubbly.


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