Frosted Mint Chocolate Cookies are more than just a dessert; they are a delightful culinary experience that evokes nostalgic memories of beloved Girl Scout Thin Mints. These exceptionally soft, rich chocolate cookies, crowned with a cool, vibrant mint frosting and a delicate chocolate drizzle, are an instant classic. This easy-to-follow recipe is perfect for any occasion, whether you’re celebrating St. Patrick’s Day with a festive green treat, adding a touch of minty magic to your Christmas cookie platter, or simply craving an irresistible chocolate-mint indulgence any time of the year. Get ready to bake a batch of cookies that are sure to impress and satisfy every chocolate and mint enthusiast!

Indulge in Frosted Mint Chocolate Cookies: Your Ultimate Thin Mint Copycat Recipe
The enchanting combination of chocolate and mint is a flavor pairing that consistently captivates taste buds. Over the years, I’ve experimented with countless recipes aiming to perfect this iconic duo, and these Frosted Mint Chocolate Cookies have undoubtedly secured their spot as my all-time favorite. They meticulously replicate the distinct, addictive taste of Girl Scout Thin Mints – a cookie many of us are utterly obsessed with! Every bite delivers the ideal balance of deep chocolate flavor and refreshing peppermint, creating a harmonious symphony that’s truly unforgettable. Beyond their incredible taste, these cookies boast a perfectly soft texture, making them a joy to eat. Whether you’re a long-time fan of mint chocolate or looking to discover a new favorite, this recipe promises to deliver a superior cookie experience that’s simple to achieve at home.

Unveiling the Key Ingredients for Perfect Frosted Mint Chocolate Cookies
Crafting these delectable Frosted Mint Chocolate Cookies requires a thoughtful selection of ingredients, each playing a crucial role in achieving that sought-after Thin Mint-like flavor and texture. Here’s a detailed look at what you’ll need:
For the Rich Chocolate Cookies:
- Butter – You’ll need half a cup (one stick) of unsalted butter, softened to room temperature. Using high-quality, real butter is paramount for the best flavor and a tender crumb. Room temperature butter creams beautifully with sugar, incorporating air for a light texture.
- Granulated Sugar – A full cup of white granulated sugar sweetens our chocolate cookies and contributes to their crisp-chewy edges and soft centers.
- Vanilla Extract – One teaspoon of pure vanilla extract enhances the chocolate notes and adds depth to the overall flavor profile. Always opt for good quality vanilla for a noticeable difference.
- Large Egg – A single large egg acts as a binder, bringing all the ingredients together and adding richness and moisture to the cookie dough. Ensure it’s also at room temperature for better emulsion.
- All-Purpose Flour – One and a quarter cups of all-purpose flour provides the structural base for our cookies. If you require a gluten-free alternative, a cup-for-cup gluten-free flour blend can typically be substituted successfully, though results may vary slightly.
- Unsweetened Cocoa Powder – To achieve that deep, robust chocolate flavor, you’ll need one-third cup of unsweetened cocoa powder. Dutch-processed cocoa powder can be used for a darker color and milder chocolate taste.
- Baking Soda – Half a teaspoon of fresh baking soda is the leavening agent that gives these cookies their perfect lift and tender texture. Always check the expiration date to ensure its efficacy.
- Salt – Just a quarter teaspoon of salt is essential to balance the sweetness, enhance the chocolate flavor, and round out all the ingredients.
For the Vibrant Mint Frosting:
- Butter – Another half cup of unsalted butter, softened to room temperature, forms the creamy base of our frosting.
- Powdered Sugar (Confectioners’ Sugar) – Three cups of powdered sugar are crucial for achieving a smooth, lump-free, and delightfully sweet mint frosting. Sifting it can help prevent lumps.
- Milk – Approximately one tablespoon of milk is needed to thin the frosting to a spreadable consistency. You can adjust this amount slightly, adding more a teaspoon at a time for a thinner frosting, or less for a thicker one, depending on your preference. Whole milk often yields the creamiest frosting.
- Green Food Coloring – This ingredient is entirely optional but highly recommended if you desire the iconic green hue of mint-flavored treats. A few drops are usually sufficient to achieve a lovely pastel green.
- Pure Peppermint Extract – A little goes a long way with this powerful flavoring! One teaspoon of pure peppermint extract will infuse the frosting with a refreshing, authentic mint flavor. Be cautious not to add too much, as it can become overpowering.
For the Decadent Chocolate Drizzle:
- Semisweet Chocolate Chips – One cup of semisweet chocolate chips provides the perfect balance of sweetness and rich chocolate for the drizzle. If you prefer a more intense chocolate flavor, dark chocolate chips can be substituted.
- Oil – Just one teaspoon of a neutral oil (like vegetable oil, coconut oil, or even shortening) is added to the chocolate chips. This helps to thin out the melted chocolate, making it smooth and easy to drizzle, and prevents it from seizing.

Step-by-Step Guide to Crafting Your Frosted Mint Chocolate Cookies
Follow these detailed steps to create your own batch of irresistible Frosted Mint Chocolate Cookies, mimicking the classic Thin Mints we all love:
Part 1: Preparing the Irresistible Chocolate Cookies
- Preheat Oven & Prep Baking Sheets: Begin by preheating your oven to 350°F (175°C). Line one or two large baking sheets with parchment paper. This simple step ensures easy removal of your cookies and helps them bake evenly without sticking.
- Cream Butter and Sugar: In a large mixing bowl, combine the softened butter and granulated sugar. Using an electric mixer, beat these ingredients together for 2-3 minutes. This creaming process is crucial as it incorporates air, resulting in a lighter, more tender cookie texture.
- Incorporate Wet Ingredients: Add the vanilla extract and the large egg to the creamed butter and sugar mixture. Continue beating with the electric mixer for another 2-3 minutes until all wet ingredients are thoroughly combined and the mixture is smooth.
- Combine Dry Ingredients: In a separate medium bowl, whisk together the all-purpose flour, unsweetened cocoa powder, baking soda, and salt. Gradually add these dry ingredients to the wet mixture in the large bowl. Beat on low speed just until they are well combined. Be mindful not to overmix the dough, as this can develop the gluten too much, leading to tough cookies. Use a spatula to scrape down the sides of the bowl, ensuring all dry ingredients are fully incorporated into the chocolate cookie dough.
- Form and Bake Cookies: Using a 1-tablespoon cookie scoop, portion out uniform balls of dough. Place them on the prepared baking sheets, leaving about 1-2 inches of space between each cookie to allow for spreading. Bake for exactly 10 minutes. The cookies will look slightly soft and under-baked in the center when you remove them, which is ideal! They will continue to set as they cool on the baking sheet.
- Cool Completely: Let the baked cookies cool on the baking sheet for approximately 5 minutes. This brief resting period allows them to firm up slightly before you move them. Then, carefully transfer the cookies to wire racks to cool completely. This is a crucial step; ensure they are fully cooled before applying frosting to prevent melting. While the cookies are cooling, proceed to make the frosting.





Part 2: Mixing the Delightful Mint Frosting
- Combine Frosting Ingredients: In a large bowl, add the softened butter, powdered sugar, milk, pure peppermint extract, and several drops of green food coloring (if using).
- Achieve Perfect Consistency & Color: Beat with an electric mixer until the frosting is smooth, creamy, and spreadable. If the frosting appears too thick, add more milk, a teaspoon at a time, until you reach your desired consistency. If it’s too thin, add a tablespoon of powdered sugar. Adjust the amount of green food coloring as needed to achieve your preferred shade of minty green.
- Frost the Cooled Cookies: Once the chocolate cookies are completely cooled, use a small offset spatula or a knife to generously spread the mint frosting over the top of each cookie. For the frosting to set properly and prepare for the chocolate drizzle, place the frosted cookies in the freezer for about 20 minutes. This chilling step is essential for firming up the frosting.


Part 3: Adding the Finishing Chocolate Drizzle
- Melt the Chocolate: While the frosted cookies are chilling in the freezer, begin melting the chocolate for the drizzle. In a small microwave-safe bowl, combine the semisweet chocolate chips and the oil. Microwave on high for one minute. Remove and stir thoroughly. Continue to microwave in 30-second intervals, stirring well after each, until the chocolate is completely melted and beautifully smooth. Alternatively, you can use a double boiler method for a more gentle melt.
- Drizzle Over Frosted Cookies: Transfer the melted chocolate into a small ziplock bag. Seal the bag, pressing out any excess air. Using scissors, snip off a tiny piece from one corner of the bag to create a small opening. Carefully remove the chilled, frosted cookies from the freezer. Hold the ziplock bag above the cookies and artfully drizzle the melted chocolate back and forth over their tops. The cold surface of the cookies will help the chocolate drizzle set quickly.
- Serve and Enjoy: Allow the cookies to sit at room temperature for a few minutes after drizzling the chocolate, giving the chocolate time to harden completely. Once set, your delightful Frosted Mint Chocolate Cookies are ready to be served and savored! If you’re not planning to serve them immediately, store them in an airtight container at room temperature to maintain their freshness and soft texture.

Frosted Mint Chocolate Cookies Recipe
Soft, rich chocolate cookies crowned with a refreshing mint frosting and a delicate chocolate drizzle, reminiscent of your favorite Girl Scout Thin Mints. Perfect for any celebration!
Rating: 5 from 1 vote
Course: Cookies
Cuisine: American
Keyword: Frosted Mint Chocolate Cookies, Thin Mint Cookies
Prep Time: 20 minutes
Cook Time: 10 minutes
Chill Time: 20 minutes
Servings: 16 cookies
Calories: 350 kcal per cookie
Author: Jessica & Nellie
Print Recipe |
Pin Recipe
Ingredients for Frosted Mint Chocolate Cookies
CHOCOLATE COOKIES
- ½ cup butter, softened to room temperature
- 1 cup granulated sugar
- 1 tsp vanilla extract
- 1 large egg
- 1 ¼ cups all-purpose flour
- ⅓ cup unsweetened cocoa powder
- ½ tsp baking soda
- ¼ tsp salt
MINT FROSTING
- ½ cup butter, softened to room temperature
- 3 cups powdered sugar
- 1 tbsp milk (adjust as needed)
- Green food coloring (optional)
- 1 tsp peppermint extract
CHOCOLATE DRIZZLE
- 1 cup semisweet chocolate chips
- 1 tsp oil (vegetable oil, coconut oil, or shortening)
Instructions for Frosted Mint Chocolate Cookies
- Preparation: Preheat your oven to 350°F (175°C). Line one or two large baking sheets with parchment paper for easy removal and consistent baking.
- Make the Chocolate Cookie Dough: In a large mixing bowl, cream together the softened butter and granulated sugar with an electric mixer for 2-3 minutes until light and fluffy. This step incorporates air, contributing to the cookies’ soft texture. Next, beat in the vanilla extract and the large egg for another 2-3 minutes, ensuring all wet ingredients are fully combined.
- Combine Dry Ingredients: In a separate bowl, whisk together the all-purpose flour, unsweetened cocoa powder, baking soda, and salt. Gradually add these dry ingredients to the wet mixture, beating on low speed until just combined. Be careful not to overmix; overmixing can lead to tough cookies. Scrape down the sides of the bowl with a spatula to ensure all ingredients are incorporated.
- Bake the Cookies: Use a cookie scoop (approximately one tablespoon in size) to portion out uniform balls of dough. Place them on the prepared baking sheets about 1-2 inches apart. Bake for 10 minutes. The cookies might appear slightly underbaked in the center, which is perfect as they will continue to set on the hot baking sheet.
- Cool the Cookies: Allow the cookies to cool on the baking sheet for about 5 minutes before carefully transferring them to wire racks to cool completely. This prevents them from breaking and ensures they are firm enough for frosting.
- Prepare the Mint Frosting: While the cookies cool, prepare the mint frosting. In a large bowl, combine the softened butter, powdered sugar, milk, peppermint extract, and a few drops of green food coloring (if desired, for that classic mint look). Beat with an electric mixer until the frosting is smooth, creamy, and spreadable. Add more milk a teaspoon at a time if the frosting is too thick, or more powdered sugar if it’s too thin. Adjust food coloring to achieve your preferred shade of green.
- Frost and Chill: Once the chocolate cookies are completely cool, use a knife or an offset spatula to spread a generous layer of mint frosting over the top of each cookie. For the frosting to set, place the frosted cookies in the freezer for about 20 minutes. This firming step is crucial for achieving a clean chocolate drizzle.
- Prepare the Chocolate Drizzle: Just before taking the cookies out of the freezer, melt your semisweet chocolate chips. In a small microwave-safe bowl, combine the chocolate chips and oil. Microwave for 1 minute, then stir well. Continue microwaving in 30-second intervals, stirring thoroughly after each, until the chocolate is fully melted and smooth. Alternatively, you can use a double boiler method for melting.
- Drizzle and Set: Transfer the melted chocolate to a small ziplock bag. Snip off a tiny corner of the bag to create a fine opening. Drizzle the melted chocolate artistically over the cold, frosted cookies. The cold temperature of the cookies will quickly set the chocolate drizzle.
- Serve or Store: Let the cookies sit for a few minutes to allow the chocolate drizzle to harden completely. Your Frosted Mint Chocolate Cookies are now ready to be served and enjoyed! If not serving immediately, store them in an airtight container at room temperature.
Nutrition Information (per cookie)
Calories: 350kcal | Carbohydrates: 49g | Protein: 3g | Fat: 17g | Saturated Fat: 10g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Trans Fat: 0.5g | Cholesterol: 42mg | Sodium: 132mg | Potassium: 112mg | Fiber: 2g | Sugar: 39g | Vitamin A: 377IU | Calcium: 17mg | Iron: 1mg
Tried this recipe?
Mention @familycookierecipes or tag #familycookierecipes!

Mastering the Art of Cookie Baking: Expert Tips for Success
Achieving consistently perfect cookies is a skill honed over time, and after countless batches, I’ve gathered several essential tips that will elevate your baking game and ensure your cookies turn out exceptionally every time. These principles apply broadly to many cookie recipes, but are particularly useful for these Frosted Mint Chocolate Cookies:
- Perfect Dough Consistency: The foundation of a great cookie is its dough. Ensure your cookie dough has the right consistency—it should be soft but not overly sticky. If your dough feels too sticky after mixing, add a tablespoon of flour at a time until it reaches a manageable texture. This prevents excessive spreading during baking and helps maintain the cookie’s shape.
- Creaming Butter & Sugar: Don’t rush this step! Creaming the butter and sugar together for an adequate 2-3 minutes with an electric mixer is vital. This process incorporates air into the mixture, resulting in a lighter, more tender, and chewier cookie texture. It’s the secret to a melt-in-your-mouth experience.
- Preheat Your Oven: Always preheat your oven thoroughly. Placing cookies into a fully preheated oven ensures they start baking immediately at the correct temperature, leading to consistent results every single time. An inconsistent oven temperature can cause uneven baking.
- Uniformity with a Cookie Scoop: For perfectly shaped cookies that are all the same size and bake uniformly, a cookie scoop is an indispensable tool. It also makes portioning dough much quicker and cleaner.
- Non-Stick Baking Surfaces: Utilize parchment paper or a silicone baking mat on your baking sheets. These not only prevent sticking but also promote even browning and make it incredibly easy to remove your delicate cookies from the pan without scraping or damaging their perfect form.
- Avoid Overbaking: This is perhaps the most crucial tip for soft cookies. When I remove my cookies from the oven, they often still look slightly under-baked in the center. This is exactly what you want! The residual heat from the baking sheet will continue to cook them for a few more minutes, ensuring they remain wonderfully soft and chewy rather than hard and crumbly.
- Chilling Your Cookie Dough: While not explicitly mentioned in the core recipe for these specific cookies, chilling cookie dough for at least 30 minutes (or up to 24 hours) can significantly improve flavor and texture. It allows the flavors to meld, and the fats to solidify, preventing excessive spreading and yielding a thicker, chewier cookie.
- Quality Ingredients Matter: From real butter to good vanilla extract, the quality of your ingredients directly impacts the final taste of your cookies. Invest in fresh, high-quality components for the best results.

Storage and Freezing Guidelines for Your Frosted Mint Chocolate Cookies
Proper storage is key to enjoying your delicious Frosted Mint Chocolate Cookies for as long as possible. Here’s how to keep them fresh, whether for a few days or much longer:
How long do frosted cookies last?
Once baked and frosted, these cookies will remain fresh and delightful for up to a week. To maintain their soft texture and prevent the frosting from drying out, it’s essential to store them in an airtight container. Keep the container at room temperature, away from direct sunlight or heat, to ensure the best quality.
Can I freeze frosted cookies?
Absolutely! Freezing frosted cookies is a fantastic way to prepare them in advance or save leftovers for a future treat. After you’ve applied the mint frosting to your cookies, let them sit at room temperature for at least an hour. This allows the frosting to firm up sufficiently. Next, arrange the cookies in a single layer on a baking sheet and freeze them for 1-2 hours, or until they are completely solid. This flash-freezing step prevents them from sticking together. Once firm, transfer the frozen cookies to an airtight freezer-safe container, placing a layer of parchment paper between each stack to further prevent sticking. They can be stored in the freezer for up to 2-3 months. When you’re ready to enjoy them, simply remove the desired number of cookies and let them thaw on the counter for a few minutes until they are soft enough to eat. The texture and flavor will be wonderfully preserved.
Freezing Unbaked Cookie Dough:
If you prefer to have fresh-baked cookies whenever a craving strikes, you can also freeze the unbaked cookie dough. Simply scoop the dough into individual balls and place them on a parchment-lined baking sheet. Flash freeze until solid, then transfer the dough balls to a freezer-safe bag or container. They can be stored for up to 3 months. When ready to bake, you can bake them directly from frozen, adding a couple of extra minutes to the baking time.

Expert Tips for Perfectly Melting Chocolate in the Microwave (and beyond!)
Melting chocolate can seem daunting, but it’s incredibly simple if you follow a few key guidelines to prevent it from seizing or burning. The microwave is a convenient tool for this, but patience is key:
Always use a clean, dry glass or ceramic bowl; even a tiny drop of water can cause chocolate to seize and become thick and grainy. Ensure your chocolate chips or chopped chocolate are fresh and not old or expired, as old chocolate melts poorly. For melting approximately 1 cup of chocolate chips, begin by microwaving them on high for one minute. Remove the bowl and stir the chocolate thoroughly, even if it doesn’t look melted yet. The residual heat will continue the melting process. If needed, return the bowl to the microwave and heat in 30-second intervals, stirring vigorously after each interval, until the chocolate is completely melted and beautifully smooth and glossy. Avoid continuous microwaving for too long, as this can easily burn the chocolate. For a more controlled melt, especially with larger quantities or delicate chocolates, consider using a double boiler method over simmering water, stirring until smooth.
Explore More Irresistible Chocolate Mint Recipes!
If you’re a true connoisseur of the delightful chocolate and mint flavor combination, you’re in for a treat! These Frosted Mint Chocolate Cookies are just the beginning. Dive into our collection of other fantastic recipes that celebrate this iconic pairing, perfect for any mint-chocolate enthusiast:
- Classic Chocolate Mint Cookies
- Decadent Mint Chocolate Brownie Cookies
- Big Fat Mint Chocolate Chip Cookies
- Festive Chocolate Peppermint Cookies
- Peppermint Chocolate Sandwich Cookies
- Easy Mint Chocolate Cake Mix Cookies
- Chocolate Peppermint Blossoms
- Andes Mint Chocolate Cookies
- Refreshing Mint Chocolate Poke Cake
- Luscious Mint Chip Bundt Cake
- Dreamy Chocolate Mint Cream Pie
- Simple & Sweet Easy Mint Chocolates

These Frosted Mint Chocolate Cookies are an absolute dream come true for anyone who adores the classic combination of rich chocolate and refreshing mint. With their perfectly soft texture, creamy mint frosting, and elegant chocolate drizzle, they are not only a fantastic copycat of the beloved Girl Scout Thin Mints but also a versatile treat suitable for any occasion. Whether you’re whipping up a batch for a holiday gathering or simply indulging in a sweet craving, this recipe is designed for ease and guaranteed deliciousness. Bake them once, and they’re sure to become a cherished favorite in your recipe collection!