Christmas M&M Cookie Bars
Christmas M&M Cookie Bars, easy to make festive cookie bars for Christmas parties, neighbor gifts, or a cookie exchange!
- Prep15 minutes
- Cook23 minutes
- Total38 minutes
- Yield12 servings
Easy to make festive cookie bars for Christmas parties, neighbor gifts, or a cookie exchange!
Best M&M Cookie Bars
One of my favorite things about winter in Wisconsin is my ‘outdoor refrigerator,’ which is my deck. I bake a lot more in the winter than summer, so it’s nice to be able to cool things off quickly when I am in mass production for the holidays!
Like when I make a million Rolo Pretzel Turtles , Crock Pot Christmas Crack , Peppermint Pretzel Bites , and 2-Ingredient Peanut Butter Cup Cookies to give as Christmas gifts! It just takes a few minutes for the chocolate to harden as the pan sits outside!
These Christmas M&M Cookie Bars are the perfect thing to make if you are racing against time!
- Rolo Pretzel Turtles
- Crock Pot Christmas Crack
- Peppermint Pretzel Bites
- 2-Ingredient Peanut Butter Cup Cookies

What You’ll Need
2 cups + 2 tbsp Flour
1/2 tsp Salt
1/2 tsp Baking Soda
3/4 cup Butter, Melted
1 cup Brown Sugar
1/2 cup Sugar
1 Egg
1 Egg Yolk
2 tsp Vanilla
1 cup Chocolate Chips
1 cup Christmas M&M’s

How to Make Christmas M&M Cookie Bars
Preheat oven to 325 degrees. Spray a 9 x 13 metal pan with non-stick spray and set aside.
In a small bowl, whisk together 2 cups + 2 tbsp flour, 1/2 tsp salt, and 1/2 tsp baking soda together.
In a separate medium bowl, beat together 3/4 cup melted butter, 1 cup brown sugar, and 1/2 cup sugar until well combined. Add in 1 egg, 1 egg yolk, and 2 tsp vanilla and mix.
Fold in dry ingredients. When half way combined, add in 1 cup chocolate chips and 1 cup Christmas M&M’s. Continue to fold until just combined.
Press dough evenly into pan. Bake for 23 minutes.
Right after removing from the oven, press additional chocolate chips and M&M’s gently into the top of the cookie bars.
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- Polar Bear Paws
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- Christmas Crack
- Gingersnap Cookies
- 2-Ingredient Peanut Butter Cup Cookies


More Christmas Treats
Gingerbread Cookies
Gnome Cookie Cups
Almond Bark Clusters
- Grinch Mini Cheesecakes
- Best Homemade Toffee
- Homemade Eggnog
- Christmas Cheesecake Bars
- Mini Peppermint Cheesecakes
- 15 Christmas Crack Recipes
- Peppermint Bark Fudge
- Cranberry Christmas Cake
- Best Soft Christmas Cutout Sugar Cookies
- Crock Pot Christmas Crack
- Chewy Sugar Cookies


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