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peanut butter cake bar on a white plate with a fork and a bite on the fork.
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Peanut Butter Cake Bars

Prep Time 5 minutes
Cook Time 30 minutes
Total Time 35 minutes
Author Brooke Burks

Ingredients

  • 1/4 cup creamy peanut butter
  • 1 cup water
  • 1/2 cup butter
  • 1 cup sugar
  • 1 cup brown sugar
  • 2 cups cake flour
  • 1 teaspoon salt
  • 2 eggs
  • 1/2 cup buttermilk
  • 1 teaspoon vanilla

For the Icing

  • 3/4 cup butter
  • 1/4 cup buttermilk
  • 1/2 cup creamy peanut butter
  • 3 cups powdered sugar
  • 1 tablespoon vanilla

Instructions

  • Preheat oven to 350 degree Fahrenheit. In a small saucepan, bring peanut butter, water and butter to a soft boil. Just until combined. Remove from the heat. Cool 5 minutes.
    1/4 cup creamy peanut butter, 1 cup water, 1/2 cup butter
  • In a large bowl mix dry ingredients, flour, sugars and salt with a whisk to sift. Slowly add in peanut butter mixture and stir to mix. Add eggs, buttermilk and vanilla. Mix well. Pour into a lightly greased glass 9 x 13 casserole dish. Bake for 20-30 minutes until set. Will not rise very much. Cool
    1 cup sugar, 1 cup brown sugar, 2 cups cake flour, 1 teaspoon salt, 2 eggs, 1/2 cup buttermilk, 1 teaspoon vanilla
  • For the icing. In a saucepan, mix all ingredients EXCEPT powdered sugar and vanilla. Bring to a soft boil and then remove from heat. Add powdered sugar and vanilla. Mix well.
    3/4 cup butter, 1/4 cup buttermilk, 1/2 cup creamy peanut butter, 3 cups powdered sugar, 1 tablespoon vanilla
  • Pour over cooled cake and allow to set. If need be can refrigerate to speed up this process.

Nutrition(All values are estimates only)

Serving: 1serving | Calories: 294kcal | Carbohydrates: 50g | Protein: 4g | Fat: 9g | Saturated Fat: 5g | Polyunsaturated Fat: 3g | Cholesterol: 52mg | Sodium: 277mg | Sugar: 32g

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