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Homemade Thin Mint Cookies Recipe

There’s something deeply satisfying about the crisp, minty coolness melding with rich chocolate in the Homemade Thin Mint Cookies Recipe I’m about to share. These cookies are a delightful twist on a classic favorite—perfectly tender with just the right peppermint punch and a luscious chocolate coating that’ll have your taste buds dancing.

The image shows a stack of three round chocolate-covered treats placed on crinkled parchment paper. Each treat has a smooth, shiny dark brown chocolate coating with thin, darker chocolate lines drizzled on top. The treats have a slight edge where the chocolate coating meets the surface, showing a slightly uneven texture. Surrounding the stack, there are more similar chocolate treats lying flat on the parchment paper with the same glossy finish and drizzle pattern. The scene is set on a white marbled textured surface. photo taken with an iphone --ar 2:3 --v 7
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Why You’ll Love This Recipe

  • Authentic Flavor: The peppermint extract gives a refreshing coolness that perfectly balances the cocoa.
  • Texture Perfection: These cookies bake crisp at the edges but stay tender in the center—just how thin mints should be.
  • Fun and Interactive: Rolling, cutting, dipping—each step lets you feel hands-on and makes the final treat extra satisfying.
  • Freezer-Friendly: Make batches ahead and enjoy for months to come—convenient and delicious every time.

Ingredients You’ll Need

Choosing the right ingredients really makes a difference here, especially when it comes to the peppermint and quality chocolate. Grab good cocoa and real peppermint extract to get that signature thin mint taste you’ll love recreating at home.

Flat lay of a large pat of unsalted butter softened to room temperature on a simple white ceramic plate, a small mound of granulated sugar in a small white ceramic bowl, one large whole uncracked brown egg, a small white bowl filled with light amber pure vanilla extract, a small white bowl holding clear peppermint extract, a heap of all-purpose flour on a simple white ceramic plate, a pile of rich unsweetened natural cocoa powder on a white ceramic plate, a small white bowl containing baking powder, a tiny white bowl with fine salt, a simple white ceramic plate with coarsely chopped semi-sweet chocolate chunks, a small white bowl filled with clear vegetable oil, all ingredients arranged in perfect symmetry with realistic proportions placed on a clean white marble surface, soft natural light, photo taken with an iPhone, professional food photography style, fresh ingredients, white ceramic bowls, no bottles, no duplicates, no utensils, no packaging --ar 2:3 --v 7 --p m7354615311229779997
  • Unsalted butter: Softened to room temperature for smooth creaming—don’t skip this step for the best texture.
  • Granulated sugar: Provides sweetness and helps with that light, fluffy dough.
  • Egg: Use at room temp to help the dough bind and add moisture.
  • Vanilla extract: Adds warmth and depth, balancing the mint flavor.
  • Peppermint extract: The star ingredient! Avoid mint extract; peppermint gives you that cool, vibrant taste.
  • All-purpose flour: Spoon and level for accurate measuring to keep the cookie’s structure just right.
  • Cocoa powder: Unsweetened natural or Dutch-process works—offers rich chocolate flavor and slight bitterness.
  • Baking powder: Helps the cookies rise just a bit for tender crumb.
  • Salt: Enhances all the flavors, don’t overlook it.
  • Semi-sweet chocolate: For dipping—the better the chocolate, the better the final result!
  • Canola or vegetable oil: Added to melted chocolate for a smooth, glossy coating.
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Note: You’ll find the complete list of ingredients, along with their exact measurements, in the printable recipe card at the bottom of this post.

Variations

I love making this recipe my own by switching up the dipping chocolate or adding a little extra zest to the dough sometimes. Feel free to experiment—you might discover your very own favorite twist on Thin Mints.

  • Dark Chocolate Dip: Using bittersweet chocolate instead of semi-sweet amps up the richness; my family goes crazy for this version during winter holidays.
  • Slice ‘n’ Bake Method: When short on time, roll into logs and chill—then slice and bake; I learned this saves a ton of rolling and cutting effort!
  • Vegan Adaptation: Swap butter for vegan margarine and egg replacer; results are surprisingly close, and I use this option for plant-based friends.
  • Extra Minty: Add a tiny bit more peppermint extract, but be cautious—too much can overpower the chocolate, so add gradually.

How to Make Homemade Thin Mint Cookies Recipe

A close-up view of several round dark brown chocolate cookies arranged on a white marbled surface. One cookie is split in the middle, showing two layers: a thick, dense, slightly crumbly dark chocolate cake center and a smooth, shiny chocolate coating on the outside. Some cookies have thin diagonal lines of chocolate drizzled on top, adding texture. A small green mint leaf sits near the center of the cookies, adding a fresh color contrast. The lighting highlights the glossy chocolate shells and the rich texture inside the broken cookie. Photo taken with an iphone --ar 2:3 --v 7

Step 1: Cream the Butter and Sugar Until Fluffy

This step is where you build the base for those tender cookies. Using a mixer, beat softened butter for about a minute until it’s smooth and creamy. Then add sugar and mix on medium-high speed until the mixture looks pale and fluffy—this traps air, helping the cookies light up in texture. Don’t rush; take your time here for the best results.

Step 2: Add the Egg and Extracts

Next, beat in the egg, vanilla, and especially the peppermint extract. The peppermint is the magic here—make sure you use pure peppermint extract (not just mint!) so your cookies have that crisp coolness. Scrape down the bowl edges so everything blends evenly.

Step 3: Combine Dry Ingredients and Mix Into Dough

Sift together your flour, cocoa powder, baking powder, and salt—this removes lumps and evenly distributes ingredients. Slowly incorporate these dry ingredients on low speed so you get a smooth, slightly sticky dough without overmixing. It’s tempting to rush this part, but patience yields a better crumb in the end.

Step 4: Roll and Chill the Dough

Divide the dough into two halves and roll each out between parchment paper sheets to about 1/4-inch thickness. Chill the stacked dough in the fridge for at least one hour—this is a mandatory step. Trust me, chilling stops the dough from spreading too thin in the oven and keeps those cookie shapes crisp and pretty.

Step 5: Cut and Bake the Cookies

After chilling, preheat your oven to 350°F (177°C). Using a 2-inch round cutter, press out cookies and transfer them carefully to baking sheets lined with parchment or silicone mats. Re-roll scraps gently to use all the dough. Bake for 8 to 10 minutes—you’ll notice edges start to set while the center remains soft. Rotate the pans halfway through baking for even cooking. Leave cookies on the sheets to cool for 5 minutes before transferring to a wire rack.

Step 6: Dip in Chocolate and Chill to Set

Once your cookies are completely cooled, melt semi-sweet chocolate with a bit of oil to smooth it out, using either a double boiler or careful microwave bursts. Stir in more peppermint extract for that signature cooling finish. Dip cookies fully, then tap off excess chocolate and lay on parchment-lined sheets. Pop them in the fridge until the chocolate sets hard—this can take about 20 minutes.

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Pro Tips for Making Homemade Thin Mint Cookies Recipe

  • Room Temperature Ingredients: I always make sure butter and egg aren’t cold—it helps ingredients blend easily and creates tender cookies.
  • Don’t Skip Chilling: Chilling isn’t just preferred—it’s necessary! It keeps cookies from spreading too much and gives you a neat shape.
  • Use Quality Chocolate: A good semi-sweet chocolate makes all the difference in a smooth, shiny dip and rich flavor.
  • Handle Dough Gently: Avoid overmixing or pressing dough too much when rolling; otherwise, cookies become tough or lose shape.

How to Serve Homemade Thin Mint Cookies Recipe

Homemade Thin Mint Cookies - Serving Suggestion

Garnishes

I like to keep it simple—fresh peppermint leaves on the side add a festive touch, but these cookies really don’t need much more. Sometimes, a light dusting of powdered sugar adds lovely contrast and a hint of extra sweetness when serving at parties.

Side Dishes

Pair these Homemade Thin Mint Cookies with a cold glass of milk or a mug of warm peppermint tea. They also make a fantastic complement to coffee drinks—especially when you want a little sweet-and-minty break.

Creative Ways to Present

For holiday gatherings, I’ve placed these cookies in glass jars layered with crushed candy canes for color and festive flair. You can also arrange them on a decorative platter with sprigs of holly or edible silver glitter for that extra wow factor.

Make Ahead and Storage

Storing Leftovers

I store leftover cookies at room temperature in an airtight container for 2-3 days, which keeps them crisp and fresh. If I want to keep them longer, I pop the container in the fridge—they keep well for up to a week, and honestly, they taste great cold!

Freezing

These cookies freeze beautifully for up to three months. I like to freeze them fully dipped in chocolate, layered between parchment paper to avoid sticking. When you’re ready, just thaw overnight in the fridge to preserve texture and flavor.

Reheating

While Thin Mints don’t need reheating, if you prefer them warm, I gently microwave individual cookies for 5-7 seconds or pop them into a warm oven (about 275°F) for a few minutes. Just be careful not to overheat or the chocolate coating might melt excessively.

FAQs

  1. Can I use mint extract instead of peppermint extract in this Homemade Thin Mint Cookies Recipe?

    I recommend sticking to peppermint extract because it gives that crisp, cool flavor classic to Thin Mints. Mint extract tends to taste more like spearmint or toothpaste, which can overpower the chocolate and change the cookie’s character.

  2. Is it necessary to chill the dough before baking?

    Yes, chilling the dough is essential. It firms up the dough, making cutting out the cookies easier and preventing them from spreading too thin in the oven. Plus, it helps develop the flavors better. I never skip this step!

  3. Can I make slice and bake logs with this recipe?

    Absolutely! Just roll the dough into 2 to 3-inch diameter logs, chill for at least an hour, then slice into rounds before baking. The dough is a bit sticky, so using parchment helps. It’s a great shortcut if you want to skip rolling and cutting shapes.

  4. How long do Homemade Thin Mint Cookies last?

    Stored airtight, they stay fresh at room temperature for 2-3 days, up to a week in the fridge, and can be frozen for 3 months. They actually taste amazing straight from the freezer, which is my favorite way to enjoy any leftovers!

Final Thoughts

I absolutely love how this Homemade Thin Mint Cookies Recipe brings that bakery magic into my own kitchen. It’s versatile, approachable, and just plain fun to make—and it always delights anyone lucky enough to try a batch. I can’t recommend giving it a go enough; I’m confident you’ll be hooked just like I was on the first bite.

Print
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Homemade Thin Mint Cookies Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.6 from 6 reviews
  • Author: Lina
  • Prep Time: 2 hours 15 minutes
  • Cook Time: 10 minutes
  • Total Time: 3 hours 15 minutes
  • Yield: 36 2-inch cookies 1x
  • Category: Dessert
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

Homemade Thin Mint Cookies combine a rich chocolate cookie infused with refreshing peppermint flavor and topped with smooth semi-sweet chocolate. These classic cookies are crisp at the edges with a soft center and a luscious chocolate coating, perfect for holiday treats or everyday indulgence.


Ingredients

Scale

Cookie Dough

  • 3/4 cup unsalted butter, softened to room temperature
  • 1 cup granulated sugar
  • 1 large egg, at room temperature
  • 1 teaspoon pure vanilla extract
  • 1/4 teaspoon peppermint extract
  • 1 and 1/2 cups all-purpose flour (spooned & leveled)
  • 3/4 cup unsweetened natural cocoa powder (or dutch process)
  • 1 teaspoon baking powder
  • 1/8 teaspoon salt

Topping

  • 14 ounces quality semi-sweet chocolate, coarsely chopped
  • 1/2 teaspoon canola or vegetable oil
  • 1/4 teaspoon peppermint extract

Instructions

  1. Prepare Butter and Sugar: In a large bowl, beat the softened butter for 1 minute on medium speed until smooth and creamy. Add sugar and beat on medium-high speed until fluffy and light in color.
  2. Add Egg and Extracts: Beat in the egg, vanilla extract, and peppermint extract on high speed. Scrape down the bowl sides and bottom as needed to ensure even mixing.
  3. Sift Dry Ingredients: In a separate medium bowl, sift together flour and cocoa powder. Whisk in baking powder and salt until evenly combined.
  4. Combine Wet and Dry Ingredients: On low mixer speed, gradually add the dry ingredients into the wet ingredients until fully combined to form cookie dough.
  5. Chill the Dough: Divide dough into two equal parts. Roll each onto parchment paper to approximately 1/4 inch thickness. Stack with parchment between and refrigerate for at least 1 hour, up to 2 days covered.
  6. Preheat Oven and Prepare Baking Sheets: Preheat oven to 350°F (177°C). Line 2-3 baking sheets with parchment paper or silicone mats for baking.
  7. Cut and Bake Cookies: Remove one dough piece from fridge and cut with a 2-inch round cookie cutter. Transfer to baking sheets. Re-roll scraps as needed. Bake for 10 minutes, rotating pans halfway. Edges should be set, centers soft.
  8. Cool Cookies: Let cookies cool on baking sheets for 5 minutes, then transfer to wire racks to cool completely before topping.
  9. Melt Chocolate Topping: Melt chopped chocolate and oil in a double boiler or microwave in 15-second increments stirring between until smooth.
  10. Add Peppermint Extract: Stir peppermint extract into melted chocolate until combined.
  11. Dip Cookies in Chocolate: Dip each cooled cookie entirely into chocolate. Use a fork to lift and gently tap off excess. Place on parchment-lined baking sheet.
  12. Set Chocolate: Refrigerate dipped cookies until chocolate is firm, then enjoy or store.
  13. Storage: Store leftovers at room temperature for 2-3 days or refrigerate up to 1 week. Cookies can also be frozen.

Notes

  • Cookies freeze well up to 3 months; thaw in refrigerator overnight.
  • Dough can be chilled up to 2 days before baking or frozen for 3 months.
  • Avoid mint extract as peppermint extract better complements the chocolate.
  • For slice ‘n’ bake method, shape dough into logs, chill, then slice into cookies before baking.
  • Use parchment paper between dough layers to prevent sticking when chilling.
  • Rotate baking sheets halfway for even baking.
  • Use a double boiler or microwave carefully to avoid burning chocolate.

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