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close up picture of snickerdoodle cookie bars cut into squares

Snickerdoodle Cake Mix Cookie Bars

These Snickerdoodle Cookie Bars are so easy to make using a simple cake mix. Add a few other basic ingredients and you'll have a delicious batch of cookies in less than 30 minutes.
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Course: Dessert
Cuisine: American
Keyword: Cinnamon, Snickerdoodle
Prep Time: 10 minutes
Cook Time: 15 minutes
Servings: 24 Bars

Ingredients

  • 1 Box Yellow Cake Mix
  • 2 teaspoon Cream of Tartar
  • teaspoon Ground Cinnamon (divided)
  • ½ cup Unsalted Butter (melted)
  • 2 Eggs
  • 1 teaspoon Vanilla Extrac
  • ½ cup Granulated Sugar

Instructions

  • Preheat the oven to 350 degrees. Spray a 9x13 brownie pan with nonstick baking spray. Melt Butter and allow to slightly cool.
  • Pour the cake mix into a large mixing bowl. Add cream of tartar ¼ teaspoon of cinnamon and whisk well to combine. 
  • Add melted butter, eggs, and vanilla to the dry ingredients. Stir with a rubber spatula or large spoon until the mixture comes together to form a dough.
  • In a separate, small bowl, combine sugar and cinnamon until fully combined. 
  • Add 3 tablespoons of cinnamon sugar mixture into the cookie dough. With a rubber spatula, fold into the dough just barely. You should still be able to see the sugar mixture in the dough. 
  • Spread the cookie dough evenly across the prepared pan. It will be relatively thin throughout.
  • Sprinkle the remainder of the cinnamon sugar on the top of the cookie dough.
  • Bake for 14-16 minutes until the edges are slightly brown and top of cookie bar is golden. 
  • Allow cookies to cool in the pan for at least 15 minutes or until fully cooled. Cut, serve, and enjoy!