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cookie bars on a plate
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4.34 from 3 votes

Cake Mix Cookie Bars

These cake mix cookie bars can be made with just a few ingredients.
Prep Time5 mins
Cook Time25 mins
Total Time30 mins
Course: Dessert
Cuisine: American
Keyword: cake mix cookie bars
Servings: 24 squares
Calories: 126kcal
Author: Heather


  • 1 (15.25 oz) box yellow cake mix
  • 2 eggs
  • 1/2 cup butter, melted
  • 2 cups M&M's


  • Preheat oven to 350 degrees F. Line a 9 x 13 inch baking pan with parchment paper and spray with non-stick spray.
  • Pour cake mix, eggs and butter in a large bowl. Stir until combined.
  • Stir in M&M's.
  • Spread batter in prepared baking pan. Use a spatula or hands to press down.
  • Bake for 20-25 minutes. The edges should start to turn golden brown. Cool before cutting.



Calories: 126kcal | Carbohydrates: 12g | Protein: 1g | Fat: 8g | Saturated Fat: 5g | Cholesterol: 26mg | Sodium: 51mg | Potassium: 5mg | Fiber: 1g | Sugar: 11g | Vitamin A: 177IU | Vitamin C: 1mg | Calcium: 23mg | Iron: 1mg