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Mayo Cake with Peanut Butter Icing

Rated as 3.67 out of 5 Stars

"This is my mom's recipe handed down from her mother. The cake is very moist and light but it's the icing that makes this cake unresistable!"
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40 m servings 373
Original recipe yields 16 servings


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  1. Preheat oven to 350 degrees F (175 degrees C). Grease a 9-inch baking dish.
  2. Mix flour, 1 cup sugar, mayonnaise, water, cocoa powder, and baking soda together in a bowl until smooth; pour into the prepared baking dish.
  3. Bake in the preheated oven until a toothpick inserted in the center of the cake comes out clean, 20 to 25 minutes.
  4. Stir 1 cup sugar, evaporated milk, and margarine together in a saucepan; bring to a boil and cook for 2 minutes. Remove saucepan from heat, add marshmallows, and stir to melt them completely into the mixture. Stir peanut butter and vanilla extract into marshmallow mixture until icing is smooth; pour over warm cake.

Nutrition Facts

Per Serving: 373 calories; 20.6 43.4 6.6 8 329 Full nutrition

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Read all reviews 5
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My twelve year old loves to bake and begged me this evening to make something but we're a day or so out from our grocery trip. We searched by ingredients for a recipe and this came up! Glad it d...

I didn't have all purpose flour but had coconut flour instead it was more of a brownie cake than cake itself the mixture was more of a crumb base... it tasted really good otherwise... I will mak...

Thank you, Cricket18 for posting this recipe! Years ago my dad told about his mother and aunts making mayonnaise cakes during the war because it was readily available and eggs and oil were not. ...

This is my hubby's favorite cake. But what i do is cover the cake in white icing and use the peanut butter frosting as a filling. Its awesome!!!!

I just made the frosting to put on another eggless chocolate cake for which I had chosen. Since I didn't have any marshmallows, I cooked the milk, butter & sugar for an extra minute (3 min. tot...