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Peanut Butter Lunch Lady Bars

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Classic dessert bars made with creamy peanut butter, quick oats, and a rich frosting that evoke nostalgia and comfort.

Ingredients

Scale
  • 1 cup unsalted butter (softened)
  • 1 cup creamy peanut butter
  • 1 cup granulated sugar
  • 1 cup packed light brown sugar
  • 2 large eggs
  • 1 teaspoon pure vanilla extract
  • 2 cups all-purpose flour
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt
  • 2 cups quick oats
  • 1/2 cup creamy peanut butter (for frosting)
  • 4 tablespoons unsalted butter (softened, for frosting)
  • 2 teaspoons vanilla extract (for frosting)
  • 3-4 tablespoons milk (as needed for frosting)
  • 2 cups powdered sugar (for frosting)

Instructions

  1. Preheat your oven to 350°F and prepare a 10×15-inch jelly roll pan.
  2. Cream together the butter, peanut butter, granulated sugar, and brown sugar until light and fluffy.
  3. Add the eggs one at a time, beating well after each addition, then stir in the vanilla extract.
  4. Whisk together the flour, baking soda, and salt in a separate bowl.
  5. Gradually mix the dry ingredients into the wet mixture until just combined.
  6. Fold in the quick oats gently.
  7. Spread the batter evenly into the prepared pan and bake for 30 minutes.
  8. Mix the frosting ingredients: peanut butter, softened butter, and vanilla extract, then gradually add powdered sugar and milk until smooth.
  9. Spread the frosting over the cooled bars.
  10. Enjoy!

Equipment

Notes

For a healthier option, consider sugar substitutes and whole wheat flour.

Nutrition

Find it online: https://www.glutenfreez.com/peanut-butter-lunch-lady-bars/