If you love classic Thin Mint Cookies, you’re going to fall in love with this easy homemade version! These copycat Thin Mint Cookies feature ultra-crisp chocolate wafers coated in a rich peppermint chocolate shell, creating the perfect balance of deep chocolate flavor and cool mint in every bite. They’re wonderfully crunchy, incredibly satisfying, and taste just as delicious straight from the freezer.
Made with simple pantry ingredients and no specialty equipment, these homemade Thin Mint Cookies are perfect for holiday cookie trays, homemade gifts, bake sales, or whenever you’re craving your favorite mint chocolate treat. Whether you’re looking for the best Thin Mint cookie recipe or an easy Girl Scout Thin Mint copycat recipe, this foolproof version delivers bakery-quality results every time.
🌿 Why You’ll Love This Thin Mint Cookies Recipe
These homemade Thin Mint Cookies are crisp, chocolatey, minty, and perfect for anyone who loves the classic cookie. Each cookie starts with a thin chocolate wafer and gets dipped in a smooth peppermint chocolate coating for that signature cool mint flavor.
Crisp Chocolate Wafer Texture
The cookies are rolled thin and baked until set, giving them a light, snappy texture that tastes especially delicious chilled or frozen.
Rich Mint Chocolate Flavor
A blend of semisweet chocolate, dark chocolate, and peppermint extract creates the perfect balance of deep cocoa flavor and refreshing mint.
Easy Copycat Cookie Recipe
This copycat Thin Mint Cookies recipe uses simple baking ingredients and easy steps, making it a great homemade version of the beloved classic.
Perfect for Freezing
These cookies store beautifully in the freezer, where the chocolate coating firms up and the mint flavor becomes even more refreshing.
Great for Holidays and Cookie Trays
Homemade Thin Mint Cookies are perfect for Christmas cookie boxes, holiday dessert trays, bake sales, edible gifts, and mint chocolate lovers year-round.
🍫 Ingredient Notes for Thin Mint Cookies
These homemade Thin Mint Cookies are made with simple pantry staples that come together to create crisp chocolate wafers and a smooth peppermint chocolate coating. Choosing quality ingredients will give you the closest flavor and texture to the classic cookie.
Unsalted Butter
Softened unsalted butter creates a rich, tender dough while allowing you to control the salt level. Make sure the butter is softened to room temperature for easy mixing.
Granulated Sugar
Granulated sugar sweetens the chocolate wafers without making them overly soft. The slightly lower sugar content helps create the signature crisp texture.
Vanilla Extract
Pure vanilla extract enhances the chocolate flavor and adds depth without overpowering the peppermint coating.
Whole Milk
A small amount of whole milk helps the dough come together smoothly while keeping the finished cookies crisp after baking.
All-Purpose Flour
All-purpose flour provides structure for the cookies. For the most accurate results, measure 210 grams using a kitchen scale or spoon the flour into the measuring cup and level it off.
Dutch-Process Cocoa Powder
Dutch-process cocoa powder is highly recommended because it delivers a darker color, smoother chocolate flavor, and a more authentic Thin Mint Cookie taste than natural cocoa powder.
Cornstarch
Cornstarch helps produce a delicate, crisp wafer texture by softening the flour’s proteins, giving the cookies their signature snap.
Baking Soda
A small amount of baking soda encourages light spread and creates a crisp cookie without making it cakey or puffy.
Fine Salt
Salt balances the sweetness and intensifies the rich chocolate flavor throughout the cookies.
Semisweet Chocolate
Semisweet chocolate provides sweetness and a smooth coating that pairs perfectly with the chocolate wafers. Finely chopped chocolate bars melt more smoothly than chocolate chips.
Dark Chocolate
Dark chocolate deepens the cocoa flavor and gives the coating a more authentic bittersweet finish similar to classic Thin Mint Cookies.
Coconut Oil
A small amount of coconut oil thins the melted chocolate slightly, making it easier to coat each cookie with a smooth, even layer while helping the chocolate harden beautifully.
Peppermint Extract
Use pure peppermint extract, not mint extract. Peppermint creates the clean, refreshing flavor that makes these homemade Thin Mint Cookies taste just like the original.
🌿 How to Make Thin Mint Cookies
These homemade Thin Mint Cookies are made by preparing a crisp chocolate wafer dough, rolling it very thin, baking until set, and dipping each cookie in a smooth peppermint chocolate coating. The process is simple, but the thin rolling step is what gives these cookies their signature snap.
Make the Chocolate Wafer Dough
Beat the softened butter and granulated sugar together until light and creamy. Mix in the vanilla extract and milk until smooth. In a separate bowl, whisk together the flour, Dutch-process cocoa powder, cornstarch, baking soda, and salt, then gradually mix the dry ingredients into the butter mixture until a soft dough forms.
Chill the Dough
Divide the dough into two discs, wrap them tightly, and refrigerate for 1 hour. Chilling the dough makes it easier to roll and helps the cookies hold their shape while baking.
Roll and Cut the Cookies
Roll the chilled dough between sheets of parchment paper until it is about 1/16 to ⅛ inch thick. Cut the dough into small rounds using a cookie cutter and transfer them to parchment-lined baking sheets.
Bake Until Crisp
Bake the cookies at 325°F until they look dry and set. Let them cool completely on a wire rack. The wafers will continue to crisp as they cool, creating the classic Thin Mint Cookies texture.
Make the Peppermint Chocolate Coating
Melt the semisweet chocolate, dark chocolate, and coconut oil together until smooth. Stir in the peppermint extract after melting so the mint flavor stays clean and fresh.
Dip the Cookies
Dip each cooled chocolate wafer into the peppermint chocolate coating, allowing the excess chocolate to drip off. Place the coated cookies on parchment paper and refrigerate until the chocolate shell is firm.
Chill or Freeze Before Serving
For the best homemade Thin Mint Cookies, serve them chilled or straight from the freezer. The cold temperature makes the chocolate coating crisp and gives the cookies their classic refreshing mint finish.
🌟 Pro Tips for the Best Thin Mint Cookies
These homemade Thin Mint Cookies are easy to make, but a few simple baking tips will help you get the crispiest chocolate wafers, smoothest peppermint chocolate coating, and most authentic copycat Thin Mint flavor.
Roll the Dough Extra Thin
The thinner the dough, the crispier the cookies will be. Aim for 1/16 to ⅛ inch thick for that classic Thin Mint snap.
Chill the Dough Before Rolling
Chilling helps firm the dough so it rolls cleanly and holds its shape. If the dough becomes too soft while cutting, place it back in the refrigerator for 10 to 15 minutes.
Use Parchment Paper for Rolling
Rolling the dough between two sheets of parchment paper prevents sticking and keeps the dough smooth without adding too much extra flour.
Do Not Overbake
The cookies should look dry and set, but the edges should not brown. They will continue to crisp as they cool.
Cool Completely Before Dipping
Warm cookies can cause the chocolate coating to melt unevenly or slide off. Let the chocolate wafers cool fully before dipping them.
Use Chopped Chocolate Instead of Chips
Finely chopped chocolate bars usually melt smoother than chocolate chips, creating a silkier coating for these copycat Thin Mint Cookies.
Add Peppermint Extract Off the Heat
Stir the peppermint extract into the melted chocolate after removing it from the heat. This keeps the mint flavor fresh and prevents it from tasting too strong.
Freeze for the Best Texture
For the most authentic Thin Mint Cookies experience, store the finished cookies in the freezer and enjoy them cold. The chocolate shell becomes extra crisp and the mint flavor tastes even more refreshing.
🍪 Thin Mint Cookie Variations
One of the best things about these homemade Thin Mint Cookies is how easy they are to customize. Try one of these delicious variations to create a fun twist on the classic mint chocolate cookie.
Dark Chocolate Thin Mint Cookies
For a richer, less sweet flavor, coat the cookies entirely in dark chocolate. This creates an extra bold chocolate taste that pairs beautifully with peppermint.
White Chocolate Mint Cookies
Swap the chocolate coating for melted white chocolate mixed with peppermint extract. The creamy sweetness creates a festive holiday cookie that’s perfect for Christmas cookie trays.
Double Chocolate Thin Mint Cookies
Mix a handful of mini chocolate chips into the cookie dough before chilling for even more chocolate flavor and texture.
Espresso Chocolate Mint Cookies
Add 1 teaspoon of espresso powder to the dry ingredients. The coffee enhances the chocolate flavor without making the cookies taste like coffee.
Peppermint Crunch Cookies
Sprinkle finely crushed peppermint candies or candy canes over the chocolate coating before it hardens for extra crunch and a festive appearance.
Vegan Thin Mint Cookies
Replace the butter with a high-quality vegan butter, use your favorite plant-based milk, and choose dairy-free chocolate to make these cookies completely vegan.
Gluten-Free Thin Mint Cookies
Use a 1-to-1 gluten-free all-purpose flour blend designed for baking. The cookies will still bake up crisp and delicious with very little difference in texture.
Chocolate Orange Mint Cookies
Add ½ teaspoon of finely grated orange zest to the cookie dough for a subtle citrus flavor that pairs beautifully with chocolate and peppermint.
Extra Minty Thin Mint Cookies
If you love a stronger mint flavor, increase the peppermint extract in the chocolate coating to ¾ teaspoon. Add it gradually and taste as you go, since peppermint extract can vary in strength by brand.
📦 Storage and Make-Ahead Tips
These homemade Thin Mint Cookies store exceptionally well, making them a great make-ahead dessert for holidays, cookie exchanges, and everyday snacking. The cookies actually become even crispier after chilling, and many people love enjoying them straight from the freezer.
How to Store Thin Mint Cookies
Once the chocolate coating has completely hardened, place the cookies in an airtight container. Store them at room temperature for up to 1 week in a cool, dry place away from direct sunlight.
Refrigerator Storage
For a firmer chocolate coating and a refreshing mint flavor, refrigerate the cookies in an airtight container for up to 3 weeks. Separate layers with parchment paper to prevent sticking.
Freezer Storage
These copycat Thin Mint Cookies freeze beautifully for up to 3 months. Place the cookies in a freezer-safe airtight container or freezer bag, separating layers with parchment paper. Enjoy them straight from the freezer for the classic Thin Mint experience, or let them sit at room temperature for a few minutes before serving.
Make the Dough Ahead of Time
The chocolate cookie dough can be prepared up to 2 days in advance. Wrap each dough disc tightly in plastic wrap and refrigerate until you’re ready to roll, cut, and bake.
Freeze the Cookie Dough
For longer storage, wrap the dough discs in plastic wrap and place them in a freezer-safe bag or container. Freeze for up to 3 months. Thaw overnight in the refrigerator before rolling out the dough.
Make Ahead for Holidays
These homemade Thin Mint Cookies are an excellent holiday baking recipe because they can be made several days or even weeks ahead of time. The crisp chocolate wafers and peppermint chocolate coating hold their texture and flavor exceptionally well, making them perfect for Christmas cookie boxes, dessert platters, and edible gifts.
❓ Thin Mint Cookies FAQ
Can I freeze Thin Mint Cookies?
Yes! In fact, many people prefer eating Thin Mint Cookies straight from the freezer. Store them in an airtight container for up to 3 months, and enjoy them frozen or let them sit at room temperature for a few minutes before serving.
Why aren’t my cookies crispy?
The dough may have been rolled too thick or the cookies may have been slightly underbaked. For the signature Thin Mint texture, roll the dough to about 1/16 to ⅛ inch thick and bake until the tops are dry and set. The cookies will continue to crisp as they cool.
Can I use natural cocoa powder instead of Dutch-process cocoa?
Yes, but Dutch-process cocoa is highly recommended for the richest chocolate flavor and darkest color. Natural cocoa powder will produce a slightly lighter cookie with a more pronounced chocolate tang.
Can I use chocolate chips instead of chopped chocolate?
Yes, but chopped chocolate bars generally melt more smoothly than chocolate chips, creating a thinner, more even coating on the cookies. If using chocolate chips, add the coconut oil to help create a smoother consistency.
What peppermint extract should I use?
Use pure peppermint extract rather than mint extract. Mint extract often contains spearmint, which creates a different flavor than the classic peppermint taste associated with Thin Mint Cookies.
Can I make the dough ahead of time?
Absolutely! The dough can be refrigerated for up to 2 days before baking or frozen for up to 3 months. Allow frozen dough to thaw overnight in the refrigerator before rolling and cutting.
How do I keep the chocolate coating smooth?
Melt the chocolate slowly in 30-second intervals, stirring after each interval until smooth. The coconut oil helps thin the chocolate slightly, making it easier to coat each cookie evenly.
Can I make these gluten-free?
Yes! Substitute the all-purpose flour with a high-quality 1-to-1 gluten-free baking flour blend. The cookies should still bake up crisp and delicious.
How long do homemade Thin Mint Cookies last?
Store the cookies in an airtight container for up to 1 week at room temperature, 3 weeks in the refrigerator, or 3 months in the freezer for the best quality.
Thin Mint Cookies
Equipment
- Electric hand mixer or stand mixer
- Large mixing bowl
- Medium mixing bowl
- Whisk
- Measuring cups and measuring spoons
- Kitchen scale (optional, for best accuracy)
- Rubber spatula
- plastic wrap
- Rolling Pin
- Parchment paper
- 1¾-inch round cookie cutter
- 2 large baking sheets
- wire cooling rack
- Microwave-safe bowl or double boiler
- fork or dipping tool
- Offset spatula (optional, for transferring cookies)
Ingredients
Chocolate Wafers
- 14 tablespoons 196g unsalted butter, softened
- ⅔ cup 135g granulated sugar
- 1 teaspoon vanilla extract
- 1 tablespoon whole milk
- 1¾ cups 210g all-purpose flour
- ¾ cup 65g Dutch-process cocoa powder
- 2 tablespoons cornstarch
- ¼ teaspoon baking soda
- ¾ teaspoon fine salt
Mint Chocolate Coating
- 6 ounces 170g semisweet chocolate, finely chopped
- 6 ounces 170g dark chocolate, finely chopped
- 1 tablespoon coconut oil
- ½ teaspoon peppermint extract
Instructions
- In a large bowl, beat the butter and sugar with an electric mixer for about 2 minutes, until light and fluffy.
- Mix in the vanilla extract and milk until smooth.
- In a separate bowl, whisk together the flour, cocoa powder, cornstarch, baking soda, and salt.
- Gradually add the dry ingredients to the butter mixture, mixing on low speed just until a soft dough forms. If the dough seems crumbly, gently knead it by hand for 20–30 seconds. Add up to 1 teaspoon additional milk only if necessary.
- Divide the dough into two equal portions and flatten each into a disc. Wrap tightly in plastic wrap and refrigerate for 1 hour.
- Preheat the oven to 325°F (165°C). Line two baking sheets with parchment paper.
- Let the chilled dough sit at room temperature for about 5 minutes if it feels very firm.
- Roll the dough between two sheets of parchment paper until it is approximately 1/16 to ⅛ inch thick.
- Cut out 1¾-inch circles and place them about 1 inch apart on the prepared baking sheets.
- Bake for 10 to 12 minutes, or until the cookies look dry and set. Do not allow the edges to brown.
- Cool the cookies on the baking sheet for 5 minutes, then transfer them to a wire rack to cool completely. They will become crisp as they cool.
- Place the semisweet chocolate, dark chocolate, and coconut oil in a microwave-safe bowl. Microwave in 30-second intervals, stirring between each, until smooth. Stir in the peppermint extract.
- Using a fork, dip each cooled cookie into the melted chocolate, coating it completely. Tap the fork gently against the side of the bowl to remove excess chocolate.
- Place the coated cookies on a parchment-lined baking sheet.
- Refrigerate for 15–20 minutes, or until the chocolate coating is firm.
- Serve chilled or frozen for the most authentic Thin Mint experience.
Notes
🍪 More Irresistible Cookie Recipes You’ll Love
If you loved these homemade Thin Mint Cookies, don’t stop there! From rich chocolate cookies to fruity favorites and bakery-style copycat recipes, these delicious cookies are perfect for every occasion.
- Tiramisu Cookies – Soft espresso cookies topped with a creamy mascarpone frosting inspired by the classic Italian dessert.
- Orange Sugar Cookies – Bright citrus sugar cookies with a soft, buttery texture and refreshing orange flavor.
- Crumbl Cookies and Cream Milkshake Cookies – A bakery-style copycat recipe loaded with cookies and cream flavor and topped with a fluffy frosting.
- Samoa Thumbprint Cookies – Chocolate, caramel, toasted coconut, and buttery cookies come together in this irresistible homemade treat.
- Ferrero Rocher Cookies – Rich chocolate cookies filled with hazelnuts and topped with creamy chocolate for an indulgent dessert.
Whether you’re baking for the holidays, a cookie exchange, or simply satisfying your sweet tooth, these easy homemade cookie recipes are sure to become new family favorites.
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