Lunch Lady Peanut Butter Bars


Peanut butter bars stacked on top of each other

Lunch Lady Peanut Butter Bars

Featuring a peanut butter fudge center and a generous amount of homemade chocolate fudge frosting, lunch lady peanut butter bars are a classic childhood favorite! You're going to love them!
Prep Time20 mins
Cook Time15 mins
Crust Chill30 mins
Total Time1 hr 5 mins
Course: Dessert
Cuisine: American
Keyword: Lunch Lady Peanut Butter Bars
 Servings: 24 bars
 Calories: 573kcal

Ingredients

Crust

  • 1 cup salted butter softened
  • 1 cup granulated sugar
  • 1 cup brown sugar firmly packed
  • 1 cup peanut butter
  • 2 large eggs
  • 1 teaspoon vanilla extract
  • 2 cups old fashioned rolled oats
  • 2 cups all-purpose flour
  • 1 teaspoon baking soda
  • 1 teaspoon salt

Peanut Butter Fudge Layer

  • 1 1/2 cups peanut butter
  • 1/2 cup powdered sugar
  • 1/4 cup salted butter melted

Chocolate Frosting

  • 1 cup salted butter softened
  • 1/4 cup milk
  • 1/3 cup heavy cream
  • 1/2 cup cocoa powder
  • 5 cups powdered sugar

Instructions

  • Preheat oven to 350 degrees Fahrenheit and grease an 18x13 baking sheet with non-stick spray.

Crust

  • In a large bowl or upright stand mixer, cream together butter, sugar, and brown sugar.
  • Add peanut butter, eggs, and vanilla. Mix to combine.
  • Add oats, flour, baking soda, and salt, and mix until well combined.
  • Add the dough to the greased baking sheet and bake for 14-16 minutes.

Peanut Butter Fudge Layer

  • In a bowl combine powdered sugar, and melted butter. Mix until smooth.
  • Add in peanut butter and mix until smooth.
  • Once crust is cooked and while still warm, drop spoonfuls of the peanut butter fudge across the warm crust. Let melt a bit then spread across the crust. Let cool completely.

Chocolate Frosting

  • Mix all ingredients together with a hand mixer or upright stand mixer until combined, smooth, and a bit fluffy, about 3-4 minutes.
  • Spread frosting onto cooled peanut butter fudge layer. Slice into bars and enjoy!

Nutrition

Calories: 573kcal | Carbohydrates: 65g | Protein: 9g | Fat: 33g | Saturated Fat: 15g | Polyunsaturated Fat: 4g | Monounsaturated Fat: 12g | Trans Fat: 1g | Cholesterol: 63mg | Sodium: 406mg | Potassium: 245mg | Fiber: 3g | Sugar: 47g | Vitamin A: 604IU | Vitamin C: 1mg | Calcium: 41mg | Iron: 2mg

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