OREO O’s® Confetti Bars

Oreo Confetti Bars on a marble counter top.
Made With Icon

Made With:


  • 1 cup butter, melted
  • 1 1/4 cup sugar
  • 1/2 cup light brown sugar tightly packed
  • 2 eggs + 1 egg yolk room temperature preferred
  • 2 teaspoons vanilla extract
  • 2 1/2 cups all purpose flour
  • 2 teaspoons cornstarch
  • 1 /2 teaspoon baking powder
  • 1 teaspoon salt​
  • Enough OREO® cookies to full the bottom of the pan
  • OREO O’s® cereal
  • Coloured sprinkles


  1. Preheat oven to 350F (177C) and prepare a 9×9 pan by lining with parchment paper (or lightly grease and flour).
  2. Combine melted butter and sugars in a large bowl, stir well.
  3. Add eggs, and egg yolk one at a time, stirring well after each addition.
  4. Stir in vanilla extract.
  5. In a separate, medium-sized bowl, whisk together flour, cornstarch, baking powder, and salt.
  6. Gradually stir dry ingredients into wet until completely combined. Stir in OREO O’s® cereal and sprinkles.
  7. Spread half of the batter evenly into prepared pan. Line OREO® cookies in an even layer over the batter.​
  8. Add remaining batter by large spoonfuls over the cookies and use a spatula or knife to evenly spread..
  9. Bake on 350F (177C) for 35-40 minutes — until edges just begin to turn golden brown
  10. Allow to cool before cutting and serving