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4.9 from 114 votes

M&M Cookie Bar Recipe

Thick and chewy M&M Cookie Bars are perfect for your cookie exchange, dessert potluck or an after school snack using just a few ingredients! 

Prep Time
10 mins
Cook Time
10 mins
Total Time
35 mins
Servings: 20 bars
Calories: 262 kcal
Course: Dessert
Cuisine: American

Ingredients

  • 15.25 ounce yellow cake mix
  • 5.1 ounce vanilla pudding mix
  • 1/4 cup water
  • 3/4 cup vegetable oil
  • 2 eggs , lightly beaten
  • 1 1/2 cup M&M's , divided

Instructions

    Cup of Yum
  1. Preheat the oven to 350°F. Coat a 9x13 glass baking dish with cooking spray. Set aside.
  2. In the bowl of a stand mixer using the paddle attachment or an electric hand mixer in a large mixing bowl, stir together the cake mix, pudding mix, water, vegetable oil and eggs until almost smooth.
  3. Fold in 1 cup of the M&M's. Do not over fold or the colors will start to bleed. 
  4. Evenly pat the batter into prepared baking dish. Top with the remaining 1/2 cup M&M's and lightly press down.
  5. Bake the cookie bars for 25-30 minutes or until tops are uniformly light brown and it passes the toothpick test.
  6. Remove and allow to cool. Cut into squares.
  7. If you've tried these, come back and let us know how they were in the comments or star ratings.

Nutrition Information

Calories 262kcal (13%) Carbohydrates 35g (12%) Protein 2g (4%) Fat 12g (18%) Saturated Fat 9g (45%) Cholesterol 18mg (6%) Sodium 220mg (9%) Potassium 16mg (0%) Sugar 24g (48%) Vitamin A 60IU (1%) Vitamin C 0.1mg (0%) Calcium 66mg (7%) Iron 0.7mg (4%)

Nutrition Facts

Serving: 20bars

Amount Per Serving

Calories 262

% Daily Value*

Calories 262kcal 13%
Carbohydrates 35g 12%
Protein 2g 4%
Fat 12g 18%
Saturated Fat 9g 45%
Cholesterol 18mg 6%
Sodium 220mg 9%
Potassium 16mg 0%
Sugar 24g 48%
Vitamin A 60IU 1%
Vitamin C 0.1mg 0%
Calcium 66mg 7%
Iron 0.7mg 4%

* Percent Daily Values are based on a 2,000 calorie diet.