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Easy Funfetti Cake Batter Cookie Bars Recipe


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3.8 from 83 reviews

  • Author: Ava
  • Total Time: 45 minutes
  • Yield: 30 bars

Description

These Easy Funfetti Cake Batter Cookie Bars combine the best of sugar cookies and Funfetti cake for a colorful, sweet treat. Soft, chewy bars topped with creamy vanilla frosting and vibrant rainbow sprinkles make these bars perfect for parties, celebrations, or any fun occasion.


Ingredients

Cookie Bars

  • 1 pouch (1 lb.) sugar cookie mix
  • 1 box (15.75 oz) Funfetti cake mix
  • 3 eggs
  • 2 sticks (1 cup) butter, melted
  • 1 tablespoon vanilla extract
  • 1/4 cup rainbow sprinkles

Frosting

  • 1 stick (1/2 cup) butter, softened
  • 1 1/2 cups powdered sugar
  • 2 tablespoons milk (plus extra 1 tablespoon if needed)
  • 1 tablespoon vanilla extract
  • 1/4 cup rainbow sprinkles


Instructions

  1. Preheat and Prep: Preheat your oven to 350°F (175°C). Lightly spray a 9 x 13-inch baking dish with cooking spray and set it aside to prepare the batter.
  2. Mix the Batter: In a large mixing bowl, combine the sugar cookie mix, Funfetti cake mix, eggs, melted butter, and vanilla extract. Stir everything together until the mixture is well combined and smooth.
  3. Add Sprinkles: Gently fold in the 1/4 cup of rainbow sprinkles to the batter, ensuring they are evenly distributed without overmixing.
  4. Spread Batter: Pour the batter into the prepared baking dish and spread it evenly for uniform baking.
  5. Bake: Place the baking dish in the preheated oven and bake for 30 to 35 minutes, or until the edges turn golden brown and the center looks puffed and set.
  6. Cool: Remove the pan from the oven and allow the cookie bars to cool completely on a wire rack before frosting.
  7. Make Frosting: In a large bowl, use a hand mixer to beat the softened butter on medium speed until creamy and fluffy.
  8. Combine Frosting Ingredients: Add powdered sugar, vanilla extract, and 2 tablespoons of milk to the butter. Mix on high speed for 1 minute. If the frosting is too thick, add an additional tablespoon of milk and mix again until smooth and spreadable.
  9. Frost the Bars: Spread the prepared frosting evenly over the cooled cookie bars. Finish by sprinkling an extra 1/4 cup of rainbow sprinkles on top for a festive look.
  10. Serve: Cut the frosted cookie bars into 30 squares and serve. Enjoy the colorful, sweet treat perfect for any celebration!

Notes

  • Make sure the cookie bars are completely cool before frosting to prevent the frosting from melting.
  • You can store these bars in an airtight container at room temperature for up to 3 days.
  • For a dairy-free option, substitute the butter and milk in the frosting with vegan alternatives.
  • Feel free to experiment with other types of sprinkles or even add chocolate chips to the batter for variations.
  • Prep Time: 10 minutes
  • Cook Time: 30-35 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American