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Dessert / Kit Kat Cookies

Kit Kat Cookies

May 19, 2026 by William

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These Kit Kat Cookies are a delightful treat that combines the classic crunch of Kit Kats with the rich, chocolatey goodness of double chocolate cookies. Perfect for using up leftover Halloween candy or just satisfying your sweet tooth, these cookies are soft and chewy in the center with a slight crunch around the edges. Each bite is filled with chunks of chocolate and bits of Kit Kat, making them irresistibly delicious for any occasion.

Why You’ll Love This Recipe

  • Incredibly Delicious: The combination of chocolate chip cookie dough and chopped Kit Kat creates a unique flavor that everyone will love.
  • Easy to Make: With straightforward ingredients and simple steps, you’ll have these cookies ready in no time.
  • Versatile Treat: Perfect for parties, holiday gatherings, or just a cozy night in, these cookies fit any occasion.
  • Great Use of Leftovers: Ideal for using leftover Halloween candy or any extra Kit Kats lying around.
  • Soft and Chewy Texture: The cookies are soft in the middle while having slightly crisp edges—just how cookies should be!

Tools and Preparation

Having the right tools can make your baking experience smoother and more enjoyable. Gather these essential items before you start baking your Kit Kat Cookies.

Essential Tools and Equipment

  • Stand mixer
  • Baking sheets
  • Parchment paper
  • Cookie scoop
  • Rubber spatula

Importance of Each Tool

  • Stand mixer: Makes creaming butter and sugars easy, resulting in a light and fluffy dough.
  • Cookie scoop: Ensures uniform cookie sizes for even baking.
  • Parchment paper: Prevents sticking and makes cleanup quick and easy.

Ingredients

These Double Chocolate Kit Kat Chocolate Chip Cookies are perfect for using up Halloween candy. They are soft and chewy in the center and slightly crunchy around the edges, and are filled with chocolate chunks and chopped Kit Kat.

For the Dough

  • 250g unsalted butter, at room temperature
  • 200g granulated sugar
  • 120g light or dark brown sugar
  • 1 egg, at room temperature
  • 1 egg yolk, at room temperature
  • 1 tsp vanilla extract

Dry Ingredients

  • 200g All-Purpose Flour, sifted
  • 80g Cocoa, sifted
  • 1 tsp kosher salt
  • 1/2 tsp baking powder
  • 1/2 tsp baking soda

Mix-ins

  • 300g kit kats, coarsely chopped, plus extra for the tops (optional)
  • 150g chopped chocolate (I used dark)

How to Make Kit Kat Cookies

Step 1: Preheat the Oven

Preheat your oven to 350°F (180°C). Line 2-3 baking sheets with parchment paper to prepare for baking.

Step 2: Cream Butter and Sugars

In the bowl of a stand mixer fitted with the paddle attachment:
1. Cream together 250g unsalted butter, 200g granulated sugar, and 120g brown sugar until light and fluffy, about 2-3 minutes.

Step 3: Add Eggs and Vanilla

Add to the mixture:
1. 1 egg, 1 egg yolk, and 1 tsp vanilla extract.
2. Mix until combined, scraping down the edges as needed.

Step 4: Combine Dry Ingredients

Add in:
1. 200g All-Purpose Flour,
2. 80g Cocoa,
3. 1 tsp kosher salt,
4. 1/2 tsp baking powder,
5. 1/2 tsp baking soda.

Mix until just combined.

Step 5: Incorporate Mix-ins

Fold in:
1. Chopped Kit Kat pieces (300g)
2. Chopped chocolate (150g)

Use a rubber spatula to mix by hand to ensure even distribution.

Step 6: Scoop Dough onto Baking Sheets

Using a 1/4 cup cookie scoop:
1. Scoop balls of dough onto prepared baking sheets, leaving enough space for spreading (approximately 6 per half sheet).
2. Press additional chopped Kit Kat on top if desired.

Step 7: Bake the Cookies

Bake in preheated oven for:
15-16 minutes or until slightly set around the edges.

Step 8: Cool Before Serving

After removing from oven:
1. Allow cookies to cool on pans for 15-20 minutes.
2. Transfer to a cooling rack to cool completely.

Now enjoy your delicious homemade Kit Kat Cookies, perfect for sharing or indulging!

How to Serve Kit Kat Cookies

Kit Kat Cookies are a delightful treat that can be enjoyed in various ways. Whether you’re hosting a party or just indulging on your own, these cookies can complement any occasion.

With a Glass of Milk

  • Pair these cookies with a refreshing glass of cold milk. The milk helps balance the rich chocolate flavors and makes each bite even more enjoyable.

Ice Cream Sandwiches

  • Create a decadent dessert by making ice cream sandwiches. Simply place a scoop of your favorite ice cream between two Kit Kat Cookies for an irresistible treat.

Coffee Companion

  • Enjoy Kit Kat Cookies alongside your morning coffee or afternoon tea. The sweetness of the cookie pairs beautifully with the bitterness of coffee.

Cookie Platter

  • Serve them on a cookie platter at gatherings or parties. Arrange them with other treats for a colorful and enticing dessert table.

Warm from the Oven

  • Serve the cookies warm right out of the oven. The melted chocolate chunks will create an extra gooey experience.

Gift Them

  • Package them nicely in a box to gift to friends or family. Homemade cookies are always appreciated and make for thoughtful presents.
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Kit

How to Perfect Kit Kat Cookies

To achieve the ultimate texture and flavor in your Kit Kat Cookies, consider the following tips.

  • Chill the Dough: Refrigerating your dough for at least 30 minutes helps prevent spreading, resulting in thicker cookies.
  • Use Room Temperature Ingredients: Make sure your butter, egg, and egg yolk are at room temperature for better mixing and texture.
  • Don’t Overmix: Mix only until combined when adding dry ingredients. Overmixing can lead to tough cookies.
  • Add Extra Chocolate: For even more indulgence, sprinkle extra chopped chocolate on top before baking.
  • Monitor Baking Time: Keep an eye on your cookies as they bake; removing them slightly earlier can lead to softer centers.
  • Store Properly: To keep cookies fresh, store them in an airtight container at room temperature, which also helps retain their chewiness.

Best Side Dishes for Kit Kat Cookies

Kit Kat Cookies are delicious on their own, but they can be paired with some delightful side dishes to enhance your dessert experience.

  1. Vanilla Ice Cream: A classic pairing that complements the rich chocolate flavors of the cookies.
  2. Chocolate Sauce: Drizzle warm chocolate sauce over the cookies for an extra layer of indulgence.
  3. Fresh Berries: Serve with strawberries or raspberries for a fresh and tart contrast to the sweetness of the cookies.
  4. Whipped Cream: A dollop of whipped cream adds lightness and creaminess that balances out the dense cookie texture.
  5. Milkshake: Blend up a chocolate milkshake for a fun and nostalgic drink alongside your cookies.
  6. Fruit Salad: A refreshing fruit salad provides a light option that contrasts well with rich desserts like Kit Kat Cookies.
  7. Nutella Dipping Sauce: Offer Nutella as a dip for an extra chocolaty experience that fans will love.
  8. Coffee Cake: A slice of coffee cake brings warmth and spice that pairs beautifully with sweet treats like these cookies.

Common Mistakes to Avoid

Baking Kit Kat Cookies can be a delightful experience, but there are some common mistakes that can affect the final result. Here are some to watch out for:

  • Not using room temperature ingredients: Cold butter and eggs can lead to uneven mixing and texture. Always ensure these ingredients are at room temperature.
  • Overmixing the dough: Mixing too much after adding flour can make cookies tough. Mix just until combined for soft and chewy Kit Kat Cookies.
  • Skipping the cooling time: Letting cookies cool on the pan helps them set properly. Don’t rush this step for the best texture.
  • Neglecting to measure accurately: Baking is a science, so measuring ingredients correctly is crucial. Use a kitchen scale or proper measuring cups.
  • Not preheating the oven: Baking in a cold oven can cause uneven cooking. Always preheat your oven for consistent results.
Kit

Storage & Reheating Instructions

Refrigerator Storage

  • Store Kit Kat Cookies in an airtight container.
  • They will stay fresh for up to one week.

Freezing Kit Kat Cookies

  • Place cooled cookies in a freezer-safe container or bag.
  • They can be frozen for up to three months.

Reheating Kit Kat Cookies

  • Oven: Preheat to 350°F (180°C) and warm cookies for about 5 minutes.
  • Microwave: Heat one cookie at a time on medium power for 10-15 seconds until warm.
  • Stovetop: Place cookies in a skillet over low heat for 2-3 minutes, turning occasionally.

Frequently Asked Questions

If you’re curious about making Kit Kat Cookies, here are some common questions and answers.

Can I use other candy instead of Kit Kats?

Yes! Feel free to substitute with your favorite chocolate bars or candies for different flavors.

How do I make gluten-free Kit Kat Cookies?

To make gluten-free, simply replace all-purpose flour with a gluten-free blend that measures cup-for-cup.

Why are my Kit Kat Cookies flat?

Flat cookies may result from too much butter, not enough flour, or baking at too low of a temperature. Check your measurements!

Can I add nuts to my Kit Kat Cookies?

Absolutely! Chopped nuts like walnuts or pecans can add great flavor and texture.

What should I do if my cookie dough is too sticky?

If the dough is overly sticky, chill it in the refrigerator for about 30 minutes. This will make it easier to scoop.

Final Thoughts

These Kit Kat Cookies are irresistible with their soft centers and crunchy edges. Perfect for parties or cozy nights in, they offer versatility as you can customize them with various mix-ins. Give this recipe a try and enjoy baking!

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Kit Kat Cookies

Kit Kat Cookies
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Indulge in the ultimate treat with these Kit Kat Cookies, a perfect fusion of classic chocolate chip cookies and the beloved crunch of Kit Kats. These double chocolate delights feature a soft and chewy center, complemented by slightly crisp edges and generous chunks of chocolate and Kit Kat pieces. Ideal for using up leftover Halloween candy or simply satisfying your sweet cravings, this easy-to-follow recipe guarantees delicious results for any occasion. Whether you’re baking for a party, a cozy night in, or to share with friends, these cookies are sure to impress with their rich flavor and delightful texture.

  • Author: William
  • Prep Time: 20 minutes
  • Cook Time: 16 minutes
  • Total Time: 36 minutes
  • Yield: Approximately 24 cookies 1x
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Ingredients

Scale
  • 250g unsalted butter
  • 200g granulated sugar
  • 120g brown sugar
  • 1 egg + 1 egg yolk
  • 1 tsp vanilla extract
  • 200g all-purpose flour
  • 80g cocoa powder
  • 300g chopped Kit Kats
  • 150g chopped chocolate

Instructions

  1. Preheat oven to 350°F (180°C) and line baking sheets with parchment paper.
  2. In a stand mixer, cream together butter, granulated sugar, and brown sugar until fluffy.
  3. Add eggs and vanilla, mixing until combined.
  4. Gradually incorporate sifted dry ingredients: flour, cocoa powder, salt, baking powder, and baking soda.
  5. Gently fold in chopped Kit Kats and chocolate.
  6. Scoop dough onto prepared sheets (6 per sheet) and press extra Kit Kat on top if desired.
  7. Bake for 15-16 minutes until edges are set.
  8. Cool on pans before transferring to wire racks.

Nutrition

  • Serving Size: 1 cookie (30g)
  • Calories: 150
  • Sugar: 10g
  • Sodium: 80mg
  • Fat: 8g
  • Saturated Fat: 4g
  • Unsaturated Fat: 4g
  • Trans Fat: 0g
  • Carbohydrates: 18g
  • Fiber: 1g
  • Protein: 2g
  • Cholesterol: 25mg

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