peanut butter sheet cake

How To Make peanut butter sheet cake

• 1

  preheat oven to 375.
• 2

  in a medium pot add the peanut butter, water and butter and bring to a boil. remove from heat.
• 3

  in a separate bowl, mix together the sugar, brown sugar, flour, salt and baking soda with a fork. add to the peanut butter mixture.
• 4

  add eggs, buttermilk and vanilla to the bowl and mix well.
• 5

  stir well and pour into greased or parchment lined cookie sheet pan (jellyroll pan). bake for 15 minutes at 375.
• 6

  for the frosting: in a small pot bring the butter, buttermilk, and peanut butter to a boil.
• 7

  remove pan from the heat and add the powdered sugar and vanilla.
• 8

  pour frosting over the warm cake.
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