Christmas M&M Peanut Butter Cookies

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Christmas M&M Peanut Butter Cookies are the kind of holiday treat that disappears fast from every cookie tray. They bake up soft and thick with rich peanut butter flavor, melty chocolate in every bite, and those cheerful red and green candies that make them instantly festive.

What makes these cookies extra special is the combination of classic peanut butter cookie dough and colorful Christmas M&Ms. They are easy enough for a weekend baking session, pretty enough for a holiday party, and cozy enough to make all season long.

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Why Are Christmas M&M Peanut Butter Cookies So Good?

The answer is simple: balance. Peanut butter brings a deep, nutty richness, brown sugar adds warmth and softness, and the M&Ms give each cookie a little crunch and chocolate sweetness. The result is a bakery-style cookie with a festive look and a comforting homemade taste.

These cookies are also wonderfully versatile. You can make them for Christmas cookie exchanges, package them in treat boxes, or serve them warm with a glass of milk after dinner. They look impressive, but the method is straightforward.

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Ingredients for the Christmas M&M Peanut Butter Cookies

You only need a handful of baking staples to make these cookies, and each ingredient helps create that soft center and slightly crisp edge.

Cookie Dough Ingredients

• 1/2 cup unsalted butter, softened for richness and a tender texture.
• 1/2 cup creamy peanut butter for the signature nutty flavor.
• 1/2 cup granulated sugar to sweeten the dough and help the cookies spread.
• 1/2 cup light brown sugar, packed for moisture and a chewy finish.
• 1 large egg to bind everything together.
• 1 teaspoon vanilla extract for warm, classic cookie flavor.
• 1 1/4 cups all-purpose flour for structure.
• 1/2 teaspoon baking soda to help the cookies rise slightly.
• 1/4 teaspoon baking powder for a softer lift.
• 1/4 teaspoon salt to balance the sweetness.

Mix-Ins

• 3/4 cup Christmas M&Ms for festive color and chocolate crunch.
• 1/2 cup peanut butter chips or chocolate chips for extra pockets of sweetness and melted richness.
• Extra Christmas M&Ms for topping so the baked cookies look bright and bakery-style.

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How To Make the Christmas M&M Peanut Butter Cookies

This recipe comes together in a few simple steps, and the dough is easy to work with.

Step 1: Prep the Baking Sheets

Preheat your oven to 350°F. Line two baking sheets with parchment paper so the cookies bake evenly and release easily.

Step 2: Cream the Butter, Peanut Butter, and Sugars

In a large mixing bowl, beat the softened butter, peanut butter, granulated sugar, and brown sugar until the mixture looks light and fluffy. This step helps create a soft cookie texture.

Step 3: Add the Egg and Vanilla

Mix in the egg and vanilla extract until fully combined. Scrape down the sides of the bowl so everything is evenly blended.

Step 4: Mix the Dry Ingredients

In a separate bowl, whisk together the flour, baking soda, baking powder, and salt. Add the dry mixture to the wet ingredients and mix just until no dry streaks remain.

Step 5: Fold in the Christmas M&Ms and Chips

Gently fold in the Christmas M&Ms and peanut butter chips or chocolate chips. Try not to overmix so the dough stays tender.

Step 6: Scoop and Shape

Scoop the dough into medium balls, about 1 1/2 tablespoons each, and place them on the prepared baking sheets. Press a few extra M&Ms on top of each dough ball for a colorful finish.

Step 7: Bake Until Soft in the Center

Bake for 10 to 12 minutes, or until the edges are lightly golden and the centers still look a little soft. That slight underbake is the secret to chewy cookies.

Step 8: Cool Before Serving

Let the cookies cool on the baking sheet for 5 minutes before transferring them to a wire rack. They will continue to set as they cool.

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Serving and Storing Christmas M&M Peanut Butter Cookies

These cookies are delicious slightly warm, when the chocolate is still soft and the peanut butter flavor feels extra rich. Serve them on a Christmas dessert tray, pack them into cookie tins, or enjoy them with hot cocoa, coffee, or cold milk.

To store, keep the cookies in an airtight container at room temperature for up to 5 days. For longer storage, freeze them in a sealed freezer-safe container for up to 2 months. You can also freeze the unbaked dough balls and bake them straight from frozen, adding 1 to 2 extra minutes to the baking time.

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Frequently Asked Questions

Can I use natural peanut butter?

You can, but traditional creamy peanut butter usually gives the best texture. Natural peanut butter can make the dough more oily or crumbly depending on the brand.

Do I need to chill the dough?

Not always. If your kitchen is warm or your dough feels very soft, chilling it for 20 to 30 minutes can help prevent too much spreading.

Can I use only M&Ms without extra chips?

Yes. The cookies will still turn out delicious with only Christmas M&Ms mixed into the dough.

How do I keep the cookies soft?

Do not overbake them. Pull them from the oven when the centers still look slightly underdone, then let them finish setting on the pan.

Can I make these ahead for holiday baking?

Yes. You can make the dough ahead and refrigerate it for up to 2 days, or freeze portioned dough balls for later baking.

Are these good for cookie exchanges?

Absolutely. They hold their shape well, look festive, and travel nicely once fully cooled.

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Want More Cookie Ideas?

If you love these Christmas M&M Peanut Butter Cookies, you might also enjoy a few more sweet favorites from Life with Jam:

• Perfect Chocolate Chip Cookies for a classic soft and chewy cookie everyone loves.
• Rice Krispie Chocolate Chip Cookies for a fun cookie with extra texture.
• Kentucky Butter Cake Cookies for a rich, buttery dessert that feels bakery worthy.
• Lemon Sugar Cookies when you want something bright and citrusy.
• Whimsical Cotton Candy Cookies Delight for a colorful treat with playful party vibes.

You can also find even more daily dessert inspiration on Life with Jam on Pinterest.

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Save This Pin + Share Your Results

📌 Save this recipe to your Christmas cookie board so you can come back to it whenever holiday baking starts calling your name.

And if you make these Christmas M&M Peanut Butter Cookies, share how they turned out. Did you add extra chocolate chips? Did you chill the dough first? Did you make them thick and bakery-style or slightly flatter and chewy?

I always love hearing how these recipes turn out in real kitchens, and your tips may help someone else bake an even better batch.

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