Payday Cookie Bars

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Indulge in the irresistible sweetness of Payday Cookie Bars, a delightful treat that combines the flavors of peanut butter, marshmallows, and crispy rice cereal. These cookie bars are perfect for satisfying your sweet tooth cravings and are sure to be a hit with kids and adults alike.

Why Make This Recipe

If you’re a fan of the classic Payday candy bar or simply love the combination of sweet and salty flavors, this recipe is a must-try. These cookie bars are easy to make, require simple ingredients, and are a great option for potlucks, parties, or just a sweet snack at home.

How to Make Payday Cookie Bars


  • For the cookie layer:
    • 1 box of yellow cake mix
    • 2/3 cup butter
    • 1 egg
    • Pinch of salt
  • For the marshmallow layer:
    • 2 cups mini marshmallows
  • For the topping:
    • 1 bag peanut butter chips
    • 2 tbsp butter
    • 2/3 cup corn syrup
    • 2 cups crispy rice cereal
    • 2 cups salted peanuts
    • Pinch of salt


  1. Mix the cake mix, butter, and egg until combined. Press the mixture into a greased 9 x 13 pan. Bake at 350°F for 20-25 minutes, until the edges are golden.
  2. Sprinkle marshmallows over the baked crust and bake for an additional 5 minutes.
  3. To make the topping, melt peanut butter chips, butter, and corn syrup in a saucepan over medium heat. Stir until smooth. Remove from heat and add cereal and peanuts. Once combined, spread the mixture evenly over the base. Allow to cool completely before cutting into squares.

How to Serve Payday Cookie Bars

Serve these delicious cookie bars at room temperature for the best flavor and texture. They can be enjoyed as a dessert, snack, or even packed in lunches for a tasty treat on the go.

How to Store Payday Cookie Bars

Store the cookie bars in an airtight container at room temperature for up to 3 days. For longer storage, place them in the refrigerator for up to a week. They can also be frozen for up to 2 months; thaw in the refrigerator before serving.

Tips to Make Payday Cookie Bars

  • Use fresh ingredients for the best results.
  • Ensure the cookie crust is fully baked before adding the marshmallows.
  • Allow the bars to cool completely before cutting to ensure clean slices.


For a twist on the classic recipe, try using almond butter chips instead of peanut butter chips for a different flavor profile. You can also experiment with different types of nuts or add a drizzle of melted chocolate on top for extra indulgence.


  1. Can I use a different cake mix flavor?
    • Yes, feel free to experiment with different cake mix flavors to customize the taste of the cookie bars.
  2. Can I omit the peanuts for a nut-free version?
    • Yes, you can replace the peanuts with crispy rice cereal or pretzel pieces for a nut-free alternative.
  3. Can I substitute the corn syrup with honey?
    • While honey can be used as a substitute, keep in mind that it may slightly alter the taste and texture of the topping.

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