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M&M Cookie Bars

M&M Cookie Bars

These M&M Cookie Bars are thick, chewy, and packed with colorful M&M candies. With a soft center and golden edges, they're perfect for parties, bake sales, or a sweet treat any day of the week!
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Course Dessert
Cuisine American
Servings 16 bars
Calories 180 kcal

Equipment

  • Mixing bowl
  • 8x8-inch baking dish greased or lined with parchment paper
  • Oven preheated to 350°F
  • Spatula for mixing and spreading dough
  • Cooling rack for cooling the cookie bars

Ingredients
  

  • 1/2 cup unsalted butter melted
  • 1 cup brown sugar packed
  • 1 large egg room temperature
  • 1 tsp vanilla extract
  • 1 cup all-purpose flour sifted
  • 1/2 tsp baking powder
  • 1/4 tsp salt
  • 1 cup M&M candies divided, reserve some for topping

Instructions
 

  • In a mixing bowl, whisk together melted butter and brown sugar until smooth. Add the egg and vanilla extract, mixing until well combined.
  • Stir in flour, baking powder, and salt until just combined. Fold in most of the M&M candies, reserving a handful for topping.
  • Spread the dough evenly into the prepared 8x8 inch baking dish using a spatula. Sprinkle the reserved M&M candies on top and gently press them into the dough.
  • Bake in the preheated oven at 350°F (175°C) for 20-25 minutes or until the edges are golden and a toothpick inserted into the center comes out with a few moist crumbs.
  • Allow the cookie bars to cool in the baking dish for 10 minutes. Transfer to a cooling rack to cool completely before slicing into bars. Enjoy!

Notes

  • Optional Equipment: A stand mixer can be used to mix the dough more quickly.
  • Customization: Add chocolate chips or chopped nuts for extra texture and flavor.
  • Storage: Store in an airtight container at room temperature for up to 5 days.
  • Serving Tip: Warm in the microwave for a few seconds and serve with a scoop of vanilla ice cream for an indulgent dessert.
Keyword Chewy Cookie Bars, Easy Cookie Bars, M&M Cookie Bars, Party Desserts