Peanut Butter Sheet Cake Recipe
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Peanut Butter Sheet Cake

By: Brenda Jackson 
"The recipe for Peanut Butter Sheet Cake was sent by Brenda Jackson, Garden City, Kansas. 'A minister's wife gave me this recipe...and my family loves it,' she writes. 'My daughter, Stephanie, shared the treat with members of her Bible study group (pictured below, she's in the center of the back row).'"

This Kitchen Approved Recipe has an average star rating of 4.6 Rate/Review | Read Reviews (29)

Prep Time:
15 Min
Cook Time:
20 Min
Ready In:
35 Min

Servings  (Help)

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Original Recipe Yield 20 servings
 

Ingredients

  • 2 cups all-purpose flour
  • 2 cups sugar
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 1 cup water
  • 3/4 cup butter or margarine
  • 1/2 cup chunky peanut butter*
  • 1/4 cup vegetable oil
  • 2 eggs
  • 1/2 cup buttermilk
  • 1 teaspoon vanilla extract
  • GLAZE:
  • 2/3 cup sugar
  • 1/3 cup evaporated milk
  • 1 tablespoon butter or margarine
  • 1/3 cup chunky peanut butter*
  • 1/3 cup miniature marshmallows
  • 1/2 teaspoon vanilla extract

Directions

  1. In a large mixing bowl, combine flour, sugar, baking soda and salt; set aside. In a saucepan, bring water and butter to a boil; stir in peanut butter and oil until blended. Add to dry ingredients; mix well. Combine eggs, buttermilk and vanilla; add to peanut butter mixture. Mix well.
  2. Pour into a greased 15-in. x 10-in. x 1-in. baking pan. Bake at 350 degrees F 16-20 minutes or until a toothpick inserted near the center comes out clean.
  3. Meanwhile, combine sugar, milk and butter in a saucepan. Bring to a boil, stirring constantly; cook and stir for 2 minutes. Remove from the heat; stir in the peanut butter, marshmallows and vanilla until marshmallows are melted. Spoon over warm cake and carefully spread over the top. Cool completely.

Footnotes

  • Reduced-fat or generic brands of peanut butter are not recommended for this recipe.
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 view all reviews »  

The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Jun. 9, 2009 by ashleynicole   view full review
Used creamy peanut butter not crunchy, used 1 cup milk instead of 1 cup water. replaced oil...
The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Jul. 15, 2007 by mom2ka   view full review
WOW! Wonderful & easy! I had doubts about the icing as I tried to spread it and it was Very...
The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Jul. 7, 2009 by Leah   view full review
Used creamy, not crunchy. Used 9x13 pan since I don't have the other type. It was terrific! ...
The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Jul. 21, 2008 by Jenny   view full review
I had serious doubts during the making of this cake, but it was wonderful. My mom is a huge...
The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Mar. 20, 2007 by Mary   view full review
I used Creamy Peanut Butter instead of Crunchy, and used slightly less than the recipe had...
The reviewer gave this recipe 3 stars. This recipe averages a 4.6 star rating.
Reviewed on Jan. 24, 2011 by Tareesa Supporting Member (Click to learn more about Supporting Membership)  view full review
Not enough peanut butter flavor. Will try using more peanut butter in place of oil next time...
The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Dec. 21, 2006 by tate_sally   view full review
Wow! This is the recipe I remember from childhood- a dense, rich cake with just enough...
The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Jan. 6, 2012 by Tazna   view full review
AWESOME! I messed up and didn't boil the first batch of glaze long enough so i took a...
The reviewer gave this recipe 4 stars. This recipe averages a 4.6 star rating.
Reviewed on Jan. 3, 2012 by 1spartamom   view full review
This cake is wonderful for the peanut butter lovers & even those that aren't. It makes a very...
The reviewer gave this recipe 5 stars. This recipe averages a 4.6 star rating.
Reviewed on Nov. 22, 2011 by Wildeboar   view full review
Important! Don't make the frosting/glaze until you've pulled out the cake and are ready to...

 

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