Halloween. A night of spooky costumes, eerie decorations, and mountains upon mountains of candy. What do you do when the trick-or-treating is over, the sugar rush fades, and you’re left staring at a bowl overflowing with miniature chocolate bars? At RecipesWithClara, we don’t let good chocolate go to waste! This year, we’re taking those leftover Kit Kats and transforming them into something truly magical: Double Chocolate Kit Kat Cookies. Forget the ordinary; prepare for a cookie experience so decadent, so addictive, it’ll redefine your definition of “dessert.” These aren’t just any chocolate chip cookies; they’re a symphony of textures and flavors, a perfect balance of soft, chewy, and crunchy, all built around the iconic crunch of a Kit Kat bar. Get ready to unlock a new level of cookie bliss!
Why This Kit Kat Cookies Recipe Will Change Your Life
I know, bold statement, right? But hear me out. These RecipesWithClara Kit Kat cookies aren’t just about throwing some candy into a standard dough. This recipe is the culmination of countless batches, tweaks, and taste tests, all in the pursuit of cookie perfection. First, it’s ridiculously easy. Seriously. Even if you’re a baking novice, you can nail these. Second, it’s a guaranteed crowd-pleaser. Kids, adults, chocolate lovers, cookie monsters – everyone raves about these. And finally, and perhaps most importantly, it solves the age-old Halloween candy dilemma! You’re turning something potentially headache-inducing into a delicious and shareable treat. These Kit Kat cookies are more than just a recipe; they’re a solution, a celebration, and a darn good cookie, all rolled into one.
Think about it: the rich, dark chocolate dough, studded with melting chocolate chunks, and then bam – the unmistakable crispy layers of Kit Kat offering that delightful contrast. It’s like a party in your mouth, and everyone’s invited. This recipe is also infinitely adaptable. Want to use different types of chocolate? Go for it! Feeling adventurous? Add a pinch of sea salt to enhance the sweetness. The possibilities are endless! And because these Kit Kat cookies are baked with love (and a hefty dose of chocolate), they have a comforting, homey quality that store-bought cookies simply can’t replicate. Prepare yourself to become the most popular baker in your neighborhood!
The Secret Techniques That Make This Kit Kat Cookies Perfect
Okay, let’s get into the nitty-gritty. What separates these Kit Kat cookies from the rest? It’s all about the details. First, the butter. Room temperature butter is absolutely crucial. It should be soft enough to easily cream with the sugar, but not so melted that it’s greasy. This proper creaming process is key to creating a light and airy dough, which translates to a soft and chewy cookie. Don’t skip this step! The type of sugar also matters. The combination of granulated and brown sugar provides the perfect balance of sweetness and moisture. Brown sugar, in particular, adds a caramel-like flavor and helps to keep the cookies soft and chewy for days (if they last that long!).
Next, the flour. Sifting the flour and cocoa powder ensures that there are no lumps, resulting in a smoother, more even dough. And speaking of cocoa powder, using a high-quality Dutch-processed cocoa powder will give your Kit Kat cookies a richer, more intense chocolate flavor. Trust me, it makes a difference! The baking time is also critical. You want the cookies to be slightly set around the edges, but still soft in the center. This ensures that they’re chewy and delicious, not dry and crumbly. I always recommend erring on the side of underbaking, as the cookies will continue to cook on the baking sheet as they cool. Finally, don’t overcrowd the baking sheet! Giving the cookies enough space to spread will prevent them from sticking together and ensure that they bake evenly. Six cookies per half baking sheet is my golden rule!
Another key secret? The “scoot” technique. Immediately after taking the cookies out of the oven, use a large round cookie cutter or spatula to gently nudge the edges of the cookie inward. This creates a perfectly round, bakery-style cookie. It’s a simple trick that makes a big difference in the presentation. You’ll feel like a professional baker in no time, and no one will believe you when you tell them these are easy Kit Kat cookies! These small adjustments give professional results!
Kit Kat Cookies: Double Chocolate Delight!
Bake irresistible Kit Kat Cookies! Double chocolate chip, soft, chewy, and packed with Kit Kat candy. Perfect for Halloween or any day! Get the recipe now!
🍎 Nutrition Information
🥘 Ingredients
👨🍳 Instructions
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Preheat oven to 350°f / 180°c.
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Cream together butter, granulated sugar, and sugar until lig
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Add egg, egg yolk, and vanilla; mix to combine.
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Add flour, cocoa, salt, baking powder and baking soda; mix u
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Add chopped Kit Kat and chocolate; mix until just incorporat
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Scoop dough onto baking sheet, leaving space for spreading.
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Press additional Kit Kat onto the tops of the balls.
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Bake for 15-16 minutes, until slightly set around the edges.
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Remove from oven and scoot into shape if desired.
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Cool on pans before transferring to a rack.
📝 Notes & Tips
Room temperature butter is crucial; don’t overmix the dough; parchment paper is your best friend.
Essential Ingredients: What Makes Each One Special
Let’s break down the star players of these incredible Kit Kat cookies:
- Unsalted Butter: As mentioned before, room temperature is key. Unsalted butter allows you to control the overall saltiness of the cookies.
- Granulated Sugar: Provides sweetness and helps to create a crisp edge.
- Light or Dark Brown Sugar: Adds moisture, chewiness, and a subtle caramel flavor. I personally prefer dark brown sugar for a richer taste.
- Egg & Egg Yolk: The egg binds the ingredients together, while the extra egg yolk adds richness and tenderness.
- Vanilla Extract: Enhances the other flavors and adds a touch of warmth. Use pure vanilla extract for the best results.
- All-Purpose Flour: Provides structure to the cookies. Sifting is essential for a smooth dough.
- Cocoa Powder: Creates the rich, chocolatey base. Dutch-processed cocoa powder is recommended for a deeper flavor.
- Kosher Salt: Balances the sweetness and enhances the other flavors.
- Baking Powder & Baking Soda: Leavening agents that help the cookies rise and create a soft, chewy texture.
- Kit Kats: The star of the show! Chop them coarsely to ensure that you get plenty of crispy layers in every bite.
- Chopped Chocolate: Adds extra chocolatey goodness and creates pockets of molten chocolate throughout the cookies. I like to use dark chocolate for a more intense flavor, but milk chocolate or semi-sweet chocolate would also work well.
Notice that each ingredient plays a vital role in the final outcome. Using high-quality ingredients will always result in a better-tasting cookie. Don’t skimp on the vanilla, and definitely don’t use imitation chocolate! These Kit Kat cookies deserve the best!
Step-by-Step Mastery: Pro Techniques for Success
Alright, let’s get baking! Here’s a more detailed breakdown of the steps, with some extra pro tips sprinkled in:
- Preheat the oven to 350°f / 180°c. Line 2-3 baking sheets with parchment paper. Pro Tip: Parchment paper is your best friend! It prevents the cookies from sticking to the baking sheet and makes cleanup a breeze. You can also use silicone baking mats.
- In the bowl of a stand mixer fitted with the paddle attachment, cream together the butter, granulated sugar, and brown sugar until light and fluffy, 2-3 minutes. Pro Tip: Don’t rush this step! The longer you cream the butter and sugar, the lighter and airier your cookies will be. You want the mixture to be pale and fluffy.
- Add the egg, egg yolk, and vanilla, and mix to combine, scraping down the edges as needed. Pro Tip: Make sure the eggs are at room temperature. This helps them to emulsify properly with the butter and sugar.
- Add the flour, cocoa, salt, baking powder and baking soda, and mix until just combined. Pro Tip: Be careful not to overmix the dough! Overmixing will develop the gluten in the flour, resulting in tough cookies. Mix until the flour is just incorporated.
- Add in the chopped Kit Kat and chocolate and mix until just incorporated. Mix a few times by hand with a rubber spatula to ensure that the mix-ins are evenly incorporated. Pro Tip: Reserve some of the chopped Kit Kat and chocolate to press onto the tops of the cookies before baking. This will make them look extra appealing.
- Using a ¼ cup cookie scoop, scoop balls of dough out onto the prepared baking sheet, leaving enough space for spreading (I can fit 6 per half baking sheet). Pro Tip: Using a cookie scoop ensures that all of your cookies are the same size, which will help them to bake evenly. If you don’t have a cookie scoop, you can use a spoon or ice cream scoop.
- Press additional chopped Kit Kat onto the tops of the balls. Pro Tip: Lightly pressing the Kit Kat pieces into the dough helps them adhere and prevents them from falling off during baking.
- Bake the cookies for 15-16 minutes, until slightly set around the edges. Pro Tip: Keep a close eye on the cookies while they’re baking. Baking times may vary depending on your oven. The cookies are done when they’re slightly set around the edges and still soft in the center.
- Remove from the oven and scoot into shape if desired (see notes). Pro Tip: Immediately after removing the cookies from the oven, use a large round cookie cutter or spatula to gently nudge the edges of the cookie inward, creating a perfectly round shape.
- Repeat the baking process with the remaining cookie dough balls. Pro Tip: Allow the baking sheets to cool completely between batches. This will prevent the cookies from spreading too much.
- Allow to cool on the pans for 15-20 minutes before transferring to a baking rack and allowing to cool completely. Pro Tip: Letting the cookies cool on the baking sheet allows them to firm up slightly, making them easier to transfer to a baking rack.
- Store leftovers in an airtight container at room temperature. Pro Tip: These Kit Kat cookies are best enjoyed within a few days, but they can be stored for up to a week in an airtight container.
See? Not so intimidating, right? Just follow these steps, pay attention to the details, and you’ll be rewarded with the most amazing Kit Kat cookies you’ve ever tasted.
Creative Variations: Make It Your Own
Now that you’ve mastered the basic recipe, it’s time to get creative! Here are some fun and delicious variations to try:
- Peanut Butter Kit Kat Cookies: Add ½ cup of peanut butter to the dough for a nutty twist. Use peanut butter Kit Kats if you can find them!
- White Chocolate Kit Kat Cookies: Substitute white chocolate chips for the dark chocolate chunks and use white chocolate Kit Kats.
- Mint Chocolate Kit Kat Cookies: Add ½ teaspoon of peppermint extract to the dough and use mint chocolate Kit Kats.
- Salted Caramel Kit Kat Cookies: Add ¼ cup of caramel sauce to the dough and sprinkle the tops of the cookies with sea salt before baking.
- S’mores Kit Kat Cookies: Add ½ cup of crushed graham crackers to the dough and top the cookies with mini marshmallows before baking. Broil for a few seconds until the marshmallows are golden brown.
- Vegan Kit Kat Cookies: Use vegan butter, egg replacer, and vegan chocolate. There are even vegan Kit Kat alternatives available now!
- Seasonal Variations: Use holiday-themed Kit Kats, like pumpkin spice in the fall or peppermint in the winter.
Don’t be afraid to experiment and come up with your own unique variations! The possibilities are endless. Share your creations with us on social media using #RecipesWithClara. We love seeing what you come up with!
Perfect Pairings: What to Serve With Kit Kat Cookies
These Kit Kat cookies are delicious on their own, but they’re even better when paired with the right beverage or dessert. Here are some of my favorite pairings:
- A tall glass of cold milk: The classic pairing! The creamy milk perfectly complements the rich, chocolatey cookies.
- A scoop of vanilla ice cream: Create a decadent cookie sundae by topping a scoop of vanilla ice cream with a warm Kit Kat cookie.
- A cup of hot coffee: The bitterness of the coffee balances the sweetness of the cookies.
- A mug of hot chocolate: For the ultimate chocolate lover!
- A glass of red wine: A bold red wine, like Cabernet Sauvignon, pairs surprisingly well with dark chocolate cookies.
- A platter of fresh fruit: The bright, refreshing flavors of fresh fruit provide a nice contrast to the rich, decadent cookies.
- Another dessert! Try them with Our Best Brownie Recipe.
Consider serving these Kit Kat cookies at your next party or gathering. They’re always a hit!
Storage Secrets: Keep It Fresh and Delicious
To keep your Kit Kat cookies fresh and delicious for as long as possible, follow these storage tips:
- Store in an airtight container: This will prevent the cookies from drying out and becoming stale.
- Store at room temperature: There’s no need to refrigerate these cookies. Storing them in the refrigerator can actually make them dry and hard.
- Add a slice of bread: To keep the cookies soft, add a slice of fresh bread to the container. The bread will absorb any excess moisture, keeping the cookies moist and chewy.
- Freeze for longer storage: If you want to store the cookies for longer than a week, you can freeze them. Wrap them individually in plastic wrap and then place them in a freezer-safe bag or container. They can be stored in the freezer for up to 2-3 months. Thaw them at room temperature before serving.
- Revive stale cookies: If your cookies have become a little stale, you can revive them by microwaving them for a few seconds. This will soften them up and make them taste like they’re freshly baked.
But let’s be honest, these Kit Kat cookies are so good that they probably won’t last long enough to go stale!
Health Benefits: Why This Kit Kat Cookies is Good for You

Okay, let’s be real. These are Kit Kat cookies. They’re not exactly a health food. But everything in moderation, right? And there are a few redeeming qualities to consider:
- Chocolate: Dark chocolate, in particular, is rich in antioxidants, which can help protect your body against damage from free radicals.
- Happiness: Eating a delicious cookie can boost your mood and reduce stress. And who doesn’t need a little bit of happiness in their life?
- Sharing: Baking and sharing these Kit Kat cookies with friends and family can create a sense of connection and community.
- Portion Control: Baking your own cookies allows you to control the ingredients and portion sizes. You can use healthier alternatives and make smaller cookies if you’re concerned about calories.
So go ahead and indulge in a Kit Kat cookie or two. Just remember to enjoy them in moderation as part of a balanced diet. And maybe go for a walk afterwards!
Troubleshooting: Fix Common Mistakes
Even the best bakers encounter occasional mishaps. Here are some common problems and how to fix them:
- Cookies are too flat: This could be due to several factors, including using melted butter, not creaming the butter and sugar properly, or using too much sugar. Make sure your butter is at room temperature, cream the butter and sugar until light and fluffy, and double-check your measurements.
- Cookies are too dry: This could be due to overbaking, using too much flour, or not using enough sugar. Be careful not to overbake the cookies, measure your flour accurately, and make sure you’re using the correct amount of sugar.
- Cookies are too hard: This could be due to overmixing the dough, using too much flour, or overbaking. Be careful not to overmix the dough, measure your flour accurately, and be careful not to overbake the cookies.
- Cookies are not spreading: This could be due to using cold butter, not creaming the butter and sugar properly, or using too little sugar. Make sure your butter is at room temperature, cream the butter and sugar until light and fluffy, and double-check your measurements.
- Kit Kats are melting too much: To prevent the Kit Kats from melting excessively, chill the chopped Kit Kats in the freezer for about 15 minutes before adding them to the dough. You can also press additional Kit Kat pieces on top of the cookies after baking, as soon as they come out of the oven.
Don’t be discouraged if your first batch isn’t perfect. Baking is a learning process. Just keep practicing, and you’ll eventually master the art of the perfect Kit Kat cookie!
Expert Answers: Your Burning Questions
Here are some of the most frequently asked questions about these delicious Kit Kat cookies:
Q: Can I use different types of chocolate?
A: Absolutely! Feel free to experiment with milk chocolate, white chocolate, or even a combination of different chocolates. Just make sure to use high-quality chocolate for the best results.
Q: Can I freeze the cookie dough?
A: Yes! You can freeze the cookie dough for up to 2-3 months. Scoop the dough into balls and place them on a baking sheet lined with parchment paper. Freeze until solid, then transfer the dough balls to a freezer-safe bag or container. When you’re ready to bake, simply thaw the dough balls at room temperature and bake as directed.
Q: Can I make these cookies gluten-free?
A: Yes! Simply substitute a gluten-free all-purpose flour blend for the regular all-purpose flour. Be sure to choose a blend that contains xanthan gum for the best results.
Q: Can I make these cookies ahead of time?
A: Yes! You can bake the cookies ahead of time and store them in an airtight container at room temperature for up to a week. You can also freeze the baked cookies for up to 2-3 months.
Q: What’s the best way to chop the Kit Kats?
A: I find that the easiest way to chop Kit Kats is to use a sharp knife. Place the Kit Kats on a cutting board and carefully chop them into coarse pieces. You can also use a food processor, but be careful not to overprocess them.
Got more questions? Leave them in the comments below, and I’ll do my best to answer them!
More Amazing Recipes You’ll Love
If you enjoyed these Kit Kat cookies, be sure to check out some of my other favorite cookie recipes:
- Classic Chocolate Chip Cookies: The ultimate comfort food. These are soft, chewy, and packed with chocolate chips.
- Peanut Butter Cookies: A nutty and delicious treat. These are perfect for peanut butter lovers.
- Oatmeal Raisin Cookies: A hearty and wholesome cookie. These are perfect for breakfast or a snack.
- Sugar Cookies: A classic holiday cookie. These are fun to decorate and perfect for sharing.
- Gingerbread Cookies: A festive and flavorful cookie. These are perfect for Christmas.
- Lemon Cookies: A bright and refreshing cookie. These are perfect for spring.
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So there you have it: everything you need to make the most amazing Double Chocolate Kit Kat cookies ever! I hope you enjoy them as much as I do. Happy baking!