
Soft, chewy centers and crisp edges can be hard to get in a cookie, but Messy Kitchen Cookies deliver both, with pockets of candy, salty pretzel, and melty chocolate in every bite. They’re an easy, playful bake for a cozy cookie craving.
Yield: About 24 cookies | Prep: 15 min | Bake: 10 min, plus chilling | Total: 45 min
Messy Kitchen Cookies Ingredients

- 1/2 cup (about 113 g) melted butter — Butter gives these cookies their rich, chewy base. Let it cool for a few minutes before whisking in the eggs so they don’t scramble.
- 1/2 cup (about 100 g) granulated sugar — Adds crisp edges and lift. Paired with the brown sugar, it balances sweetness with a light caramel depth.
- 3/4 cup (about 165 g) light brown sugar — Brings moisture and chew, and is the main reason the centers stay soft.
- 2 tsp vanilla extract — Rounds out the sweetness and ties together the candy, pretzel, and chocolate.
- 2 large eggs — Bind the dough and help it set into a tender, cohesive cookie.
- 2 cups (about 250 g) flour — Gives the cookies structure. Use the measuring cup to scoop the flour, then sweep off the excess with a knife so the cup holds only what the recipe calls for.
- 1 tsp baking soda — The leavener that gives the cookies their rise and spread.
- 1 tbsp cornstarch — Softens the crumb so the cookies stay tender rather than dense.
- 1/2 tsp salt — Keeps the sweetness from tasting flat and brings out the chocolate.
- 1 cup M&Ms — Add color and crunch. They hold their shape while the dough bakes around them.
- 1/2 cup milk chocolate chips — Melt into soft, gooey pockets through the dough.
- 1 cup chopped pretzels — Add a salty, crunchy contrast. Chop them into small, uneven pieces so they distribute evenly.
- 1/3 cup white chocolate chips — Add creamy sweetness against the salty pretzels.
- 1/4 cup sprinkles — Add a festive look and a little extra sweetness.
How To Make Messy Kitchen Cookies
- Whisk the wet base. In a large bowl, whisk the melted butter, granulated sugar, light brown sugar, eggs, and vanilla together until smooth and glossy, with no streaks of sugar left. Make sure the butter has cooled for a few minutes first; hot butter can scramble the eggs and leave the dough greasy.

- Fold in the dry ingredients and mix-ins. Add the flour, baking soda, cornstarch, and salt, and fold until just combined. Then fold in the M&Ms, chopped pretzels, milk chocolate chips, and white chocolate chips. The dough will be thick and a little sticky, with candy and pretzel pieces visible throughout. Stop folding once the flour disappears so the cookies stay tender.

- Scoop and chill the dough. Scoop the dough onto a baking sheet in mounds. Chill until the dough feels firm to the touch. Chilling keeps the cookies from spreading too thin. If the dough still feels soft or greasy, chill it a few minutes longer. Bake the chilled cookies at 350°F until the edges are golden and the centers look just set. Pull them out while the middles still look slightly soft; they firm up as they cool. Overbaking makes them dry and crumbly.

- Add the sprinkles. Press the 1/4 cup of sprinkles onto the tops of the cookies while they are still warm and soft, so they stick. Add them now rather than mixing them into the dough, which would bleed color. Cool before serving. Let the cookies rest on the baking sheet for a few minutes so they set and don’t break apart. Then move them to a rack or serve them warm once they hold their shape.

How To Serve And Store

Serve these cookies warm with a glass of cold milk, or stack them on a platter for a cozy snack. They also pair well with coffee or hot cocoa.
Room Temperature And Refrigerator Storage
Store cooled cookies in an airtight container at room temperature for up to 3 days. For longer storage, refrigerate them in an airtight container for up to 1 week. Warm refrigerated cookies briefly in a 300°F oven to bring back the soft center.
Freezer Storage
Freeze baked cookies in an airtight container for up to 3 months. Thaw them at room temperature for about 30 minutes, or warm them briefly in a low oven.

Frequently Asked Questions
Can you make the dough ahead?
Yes. Scoop the dough, cover it, and refrigerate it for up to 24 hours before baking. Bake it straight from the fridge, adding an extra minute or two if the centers are slow to set.
How do I know when the cookies are done?
The cookies are done when the edges are golden and the centers look just set. They will firm up as they cool, so don’t overbake them.
Why did my cookies spread too much?
Dough that is too warm or too soft will spread quickly in the oven. Chill the scooped dough until it feels firm, then bake it.
Substitutions And Additions
Pretzels
Salted pretzel pieces, crushed potato chips, or toffee bits can replace the chopped pretzels for a different crunch. I’d skip the added salt here, since the potato chips already bring plenty of saltiness. Keep the 1 cup measurement.
M&Ms
Any small, sturdy candy works, such as finely chopped peanut butter cups or mini candy bars. Larger pieces can melt and spread, so chop them finely.
Milk Chocolate Chips
Dark chocolate chips give a less sweet, more bittersweet cookie. Use the same 1/2 cup measurement.
Follow Hailee Recipes on Pinterest for more easy baking ideas.
Follow Hailee Recipes on Pinterest
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Messy Kitchen Cookies
Ingredients
Method
- Whisk the melted butter, granulated sugar, light brown sugar, eggs, and vanilla together in a large bowl until smooth and glossy, with no streaks of sugar left; make sure the butter has cooled for a few minutes first so it does not scramble the eggs.
- Fold in the flour, baking soda, cornstarch, and salt until just combined; then fold in the M&Ms, chopped pretzels, milk chocolate chips, and white chocolate chips until evenly distributed, stopping once the flour disappears so the cookies stay tender.
- Scoop the dough onto a baking sheet in mounds; chill until firm to the touch, then bake at 350°F until the edges are golden and the centers look just set, pulling them out while the middles still look slightly soft.
- Press the 1/4 cup of sprinkles onto the tops of the warm cookies so they stick; let the cookies rest on the baking sheet for a few minutes so they set, then move them to a rack and cool before serving.




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