Christmas Kitchen Sink Cookies
At the 10-minute mark, the edges are lightly golden while the centers still look a little soft. That’s the moment I watch for with Christmas Kitchen Sink Cookies: they’ll finish…
By Ava
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Reading time: 8 min
Tip: save now, make later.
At the 10-minute mark, the edges are lightly golden while the centers still look a little soft. That’s the moment I watch for with Christmas Kitchen Sink Cookies: they’ll finish setting on the baking sheet, and the middle stays tender instead of turning crisp all the way through.
The mix-ins make every bite a little different, but the cookie dough still needs to hold everything together. I keep the flour measured carefully and stop mixing as soon as the dry streaks disappear. After a short chill, the dough is easier to scoop and the cookies bake up with crisp edges, soft centers, and plenty of chocolate, candy, pretzel, and toffee in each bite.
Kitchen Note
Break the pretzels into small pieces, not fine crumbs. You want distinct salty crunch in the cookies, and tiny bits get lost in the dough.
Save these Christmas Kitchen Sink Cookies for a festive batch with chocolate, candy, pretzels, and toffee in every bite.
Why More Mix-Ins Can Make These Cookies Fall Apart
Kitchen sink cookies invite you to keep adding handfuls, but the dough has to do more than taste good: it has to bind all those chunky ingredients into a cookie that stays together. This dough has a set amount of flour and butter to support its chocolate, candy, pretzels, and toffee. Adding a big extra handful of mix-ins can leave less dough around each piece, so the cookies may crumble when you pick them up.
Stick with the listed amounts and fold the additions in gently, rather than beating them into the dough. That keeps the pieces intact and distributes them without working the flour more than necessary. The mix of sweet and salty is part of what makes this combination satisfying, but the balance depends on keeping the add-ins in proportion. You’ll get a cookie with a bit of everything, not a pile of toppings that can’t hold together.
What Gives This Dough Its Chewy Center and Crunchy Edges
- All-purpose flour — Spoon it into the measuring cup and level the top instead of scooping straight from the bag. That keeps too much flour from sneaking into the dough. A standard all-purpose flour is just right here; self-rising flour isn’t a direct substitute because it already contains leavening and salt.
- Unsalted butter and the two sugars — Softened butter creams smoothly with the sugars, while brown sugar brings moisture and a deeper caramel note. Granulated sugar helps the edges bake up with a little more crispness. Unsalted butter gives you control over the salt alongside the pretzels; a standard grocery-store butter works well.
- The egg and extra yolk — The whole egg binds the dough, and the additional yolk adds richness that helps keep the centers tender. Use a large egg and large yolk so the dough has the intended balance of moisture and structure.
- Chocolate, candy, pretzels, and toffee — Semisweet chocolate keeps the sweetness from tipping too far, while candy-coated pieces add a crisp shell and bright color. Mini pretzels and toffee bits supply the salty crunch and buttery snap. Store-brand versions are fine; choose pieces you like eating on their own, since their taste comes through in every cookie.
From Creamed Butter to Soft-Centered Cookies
Cream the Butter and Sugars Until Smooth
Whisk the flour, baking soda, and salt together in a medium bowl so the leavening is distributed before it meets the wet ingredients. In a large bowl, beat the softened butter with both sugars until creamy, about 2 minutes. Beat in the egg, egg yolk, and vanilla until the mixture looks smooth. If the butter is still cold and lumpy, it won’t cream evenly with the sugar.
Mix the Dough Without Overworking It
Add the flour mixture to the butter mixture and mix on low just until no dry streaks remain. Stop as soon as the flour disappears; prolonged mixing can make cookies tougher. Fold in the chocolate chips, candy-coated chocolate pieces, pretzels, and toffee bits until they’re spread through the dough. A flexible spatula helps you reach the bottom of the bowl without crushing the add-ins.
Chill, Heat the Oven, and Portion
Cover the bowl and refrigerate the dough for 30 minutes. While it chills, heat the oven to 350°F and line two baking sheets with parchment paper. Scoop the dough into 2-tablespoon portions and arrange them about 2 inches apart on the sheets. Keep the spacing even so the cookies have room to spread without running into one another.
Bake Until the Edges Turn Lightly Golden
Bake one sheet at a time for 10–12 minutes. Look for lightly golden edges and centers that still appear slightly soft; don’t wait for the middles to look fully firm in the oven. Let the cookies rest on the baking sheet for 5 minutes, then transfer them to a wire rack to cool. Moving them too soon can break cookies that are still soft underneath.
Three Easy Ways to Change Up the Mix-Ins
Make Them Gluten-Free
Replace the all-purpose flour with an equal amount of a 1:1 gluten-free baking flour blend intended for cookies, and use gluten-free pretzels. Choose gluten-free-labeled chocolate, candy pieces, and toffee bits as well. The cookies may be a little more delicate, so let them finish cooling before handling.
Swap in White Chocolate
Use the same volume of white chocolate chips in place of the semisweet chocolate chips. The cookies will taste sweeter and creamier, with less contrast against the candy and toffee, so this is a good fit if you like a more candy-forward cookie.
Trade the Candy for Dried Cranberries
Replace the candy-coated chocolate pieces with the same volume of dried cranberries. Their tart, chewy bite cuts through the sweet chocolate and toffee, and you’ll lose the candy shell’s crunch and bright color.
Storage and Reheating
- Refrigerator: Store cooled cookies in an airtight container for up to 1 week. They’ll firm up in the refrigerator, so let them come back to room temperature before eating.
- Freezer: Freeze cooled cookies in an airtight freezer container for up to 2 months, with parchment between layers to prevent sticking.
- Reheating: Warm one cookie in the microwave for about 8 seconds to soften it. Longer heating can make the candy and chocolate too hot before the cookie itself feels warm.
Questions I Get Asked About These Kitchen Sink Cookies
Christmas Kitchen Sink Cookies
Ingredients
Equipment
Method
- Whisk the flour, baking soda, and salt together in a medium bowl.
- Beat the butter, brown sugar, and granulated sugar until creamy, about 2 minutes.
- Beat in the egg, egg yolk, and vanilla until smooth.
- Add the flour mixture and mix on low just until no dry streaks remain.
- Fold in the chocolate chips, candy-coated chocolate pieces, pretzels, and toffee bits.
- Cover the bowl and refrigerate the dough for 30 minutes.
- Heat the oven to 350°F.
- Line two baking sheets with parchment paper.
- Scoop the dough into 2-tablespoon portions.
- Arrange the portions about 2 inches apart on the prepared sheets.
- Bake one sheet at a time for 10–12 minutes, until the edges are lightly golden and the centers still look slightly soft.
- Let the cookies rest on the baking sheet for 5 minutes.
- Transfer the cookies to a wire rack to cool.