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Monster Cookie Bars Recipe

Monster Cookie Bars Recipe

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How To Make Monster Cookie Bars Recipe

These bars are a delicious twist on classic monster cookies.

Preparation: 15 minutes
Cooking: 25 minutes
Total: 40 minutes



  • 1/2 cup unsalted butter, melted
  • 1 cup packed brown sugar
  • 2 large eggs
  • 1/2 tsp vanilla extract
  • 1/2 cup all-purpose flour
  • 1 tsp baking powder
  • 1/2 tsp salt
  • 1 cup old-fashioned rolled oats
  • 1 cup creamy peanut butter
  • 1 cup M&Ms
  • 1/2 cup semi-sweet chocolate chips


  1. Preheat oven to 350°F. Grease a 9×9 inch baking pan.

  2. In a large bowl, mix together melted butter and brown sugar until well combined. Stir in eggs and vanilla.

  3. Add flour, baking powder, salt, and oats. Mix until well combined.

  4. Fold in peanut butter, M&Ms, and chocolate chips.

  5. Spread mixture into prepared pan. Bake for 20-25 minutes until golden brown.

  6. Let cool in pan for 5 minutes before serving.


  • Calories : 837kcal
  • Total Fat : 49g
  • Saturated Fat : 20g
  • Cholesterol : 171mg
  • Sodium : 662mg
  • Total Carbohydrates : 85g
  • Dietary Fiber : 6g
  • Sugar : 63g
  • Protein : 22g
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