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M&M Oat Chocolate Chip Cookie Bars

These M&M oat chocolate chip cookie bars are soft and gooey, full of melty chocolate and M&Ms, and are so easy to make! With no mixer required and common pantry ingredients, these bars come together quickly for the perfect pick-me-up treat!
Prep Time 10 minutes
Cook Time 25 minutes
Total Time 35 minutes
Servings 16

Equipment

Ingredients
 

  • 255 grams (3 cups) old fashioned rolled oats
  • 313 grams (2 ½ cups) all purpose flour
  • 1 teaspoon baking powder
  • ½ teaspoon baking soda
  • ½ teaspoon fine sea salt
  • 1 tablespoon ground cinnamon
  • 226 grams (1 cup) unsalted butter melted
  • 250 grams (1 ¼ cup) light brown sugar
  • 100 grams (½ cup) granulated sugar
  • 2 eggs room temperature
  • 1 tablespoon vanilla extract
  • 200 grams (1 cup) regular M&Ms
  • 130 grams (¾ cup) mini chocolate chips

Instructions

  • Preheat oven to 350F and line an 8x8 inch pan with parchment paper.
  • Whisk together the oats, flour, baking powder, baking soda, salt, and cinnamon. Set aside.
    255 grams old fashioned rolled oats, 313 grams all purpose flour, 1 teaspoon baking powder, ½ teaspoon baking soda, ½ teaspoon fine sea salt, 1 tablespoon ground cinnamon
  • Separately, whisk together the melted butter, brown sugar, and granulated sugar until combined.
    226 grams unsalted butter, 250 grams light brown sugar, 100 grams granulated sugar
  • Add the eggs and vanilla extract and whisk to combine.
    2 eggs, 1 tablespoon vanilla extract
  • Add the dry ingredients to the wet ingredients and fold until the flour is almost incorporated. Add the M&Ms and chocolate chips and fold through.
    200 grams regular M&Ms, 130 grams mini chocolate chips
  • Press the dough evenly into the prepared pan and bake for 25-30 minutes until set and the tops are lightly golden.
  • Let cool for 20 minutes in the pan to enjoy slightly warm or let cool completely in the pan. Slice and enjoy!
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