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This Thin Mint Cheesecake tastes just like my favorite Girl Scout cookies, and I can’t stop at one slice. The fudgy brownie base is topped with a smooth, mint-flavored cheesecake and a shiny chocolate ganache. It’s the perfect mix of chocolate and mint in every bite.

A side view slice of mint green cheesecake with cookie chunks, topped with dark chocolate and whipped cream.
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One of the trickiest parts of a no-bake cheesecake is getting the filling to set just right while still staying light and creamy. I tested this recipe multiple times to make sure the cheesecake layer is firm enough to slice cleanly but still soft and airy. I also fine-tuned the mint extract so it tastes just like the classic Thin Mint cookie and not a mint flavor that ends up tasting like toothpaste. I topped it off with just the right amount of cookie pieces folded in for a little crunch.

Fans of that chocolate mint combination? You will want to try my Mint Chocolate Lasagna and my Mint Chocolate Chip Cookies!

Thin Mint Cheesecake ingredients.

Key Ingredients & Why They Work

Here are the main ingredients you’ll need for this recipe. The exact measurements are listed in the recipe card below.

Milk Chocolate Brownie Mix: I love using a boxed brownie mix for the crust because it is quick, easy, and provides a chewy, chocolatey base that holds up perfectly under the filling.

Cream Cheese: Full-fat, block-style cream cheese is a must. It keeps the no-bake filling thick, creamy, and firm enough to slice cleanly.

Mint Extract: This is what gives the cheesecake its true Thin Mint flavor. Make sure to use standard mint extract, not peppermint, so it tastes just like the cookies instead of a candy cane.

Whipped Topping: Thawed whipped topping like Cool Whip keeps the cheesecake light and fluffy while stabilizing the filling for perfect slices.

Thin Mint Cookies: I like to fold in roughly chopped cookies for crunch in every bite. If it’s not Girl Scout cookie season, Keebler Fudge Mint Delights are a great substitute.

A fork lifting a bite sized piece of mint green cheesecake with a dark chocolate crust and ganache topping.

How to Make Thin Mint Cheesecake

Step 1: Bake the brownie crust
Mix the brownie batter with eggs, oil, and water according to the box directions. Spread it into a greased 9-inch springform pan and bake for 30 to 33 minutes, or until a toothpick comes out mostly clean. Let the crust cool completely before adding the cheesecake layer.
bake the brownie crust.

Step 2: Beat the cheesecake base
In a large bowl, use a hand mixer to cream together the softened cream cheese and powdered sugar until light and fluffy. Blend in the vanilla extract, mint extract, and a few drops of green food coloring until the mixture is uniform.
mix the cheesecake base in a bowl.

Step 3: Fold in whipped topping and cookies
Gently fold in the thawed whipped topping until there are no white streaks. Stir in the chopped cookies, then spread the green cheesecake filling evenly over the cooled brownie crust.
Smooth mint green cheesecake batter mixed with chocolate cookie chunks in a round springform pan.

Step 4: Make the ganache
Heat the chocolate chips and heavy cream in the microwave for 1 minute. Let it sit briefly before stirring until smooth. Stir in the corn syrup for a glossy finish, let the ganache cool for 5 minutes, and then spread it evenly over the cheesecake layer.
Smooth, glossy dark chocolate ganache spread evenly over the top of a cheesecake in a round springform pan.

Step 5: Chill and garnish
Refrigerate the cheesecake for at least 6 hours, or overnight for the cleanest slices. When you are ready to serve, run a small knife around the sides of the pan, then remove the springform ring. Pipe extra whipped topping around the edges and decorate with a halved cookie. Chop the extra cookies and sprinkle the crumbs over the cake if desired.

Common Mistakes to Avoid

Using Peppermint Extract: This is an easy mistake to make. Peppermint extract is very strong and sharp, like winter holiday candies, while standard mint extract is milder and gives you the true Thin Mint cookie flavor.

Adding Filling to a Warm Crust: Make sure the brownie base is completely cooled at room temperature. Even slightly warm from the oven, it can melt the cream cheese and leave you with a runny filling.

Using Tub Cream Cheese: Always use the foil-wrapped blocks of cream cheese. Spreadable tub cream cheese has extra moisture that will prevent the filling from setting properly.

A whole mint green cheesecake topped with chocolate ganache, whipped cream swirls, and Thin Mint cookies, with one slice being lifted away.

Substitutions & Variations

Easy Cookie Swap: If you don’t have any Girl Scout Thin Mints on hand, Keebler Fudge Mint Delights are a great substitute. They are very similar in flavor and texture.

Adjusting the Crust Size: If you only have the larger 18.3-ounce brownie mix boxes, mix the batter as directed but set aside about ½ cup before baking. This keeps the crust from becoming too thick and ensures it doesn’t overpower the cheesecake layer.

Whipped Topping Shortcut: Instead of buying multiple small tubs, I usually grab one large 16-ounce tub of whipped topping and use it for both the filling and the garnish. It keeps things simple without sacrificing texture or flavor.

Storage Tips

  • Refrigeration: Keep the Thin Mint Cheesecake tightly covered in the fridge for up to 3 days. It is best served straight from the refrigerator while well chilled.
  • Make-Ahead Tip: This cheesecake needs plenty of chill time, so I recommend making it the day before your event. Hold off on adding the whipped cream and cookie garnishes until right before serving to keep them fresh and crunchy.
A whole mint green cheesecake on a white plate, topped with chocolate ganache and a ring of whipped cream swirls garnished with Thin Mint cookies.

More Dessert Recipes You May Enjoy

If you’ve tried this or any other recipe on my website, please leave a star rating and let me know how it turned out in the comments below.

4 from 2 votes
a slice of thin mint cheesecake on a black plate.

Thin Mint Cheesecake

Serves — 10
Thin Mint Cheesecake is a delicious fuss free dessert that looks fancy! A chewy brownie base, creamy mint cheesecake, chocolate ganache topping, and my favorite Girl Scout cookies.
Prep Time 20 minutes
Cook Time 30 minutes
Chill Time 6 hours
Total Time 6 hours 50 minutes

Ingredients
 

Crust

  • 16.3 ounce box milk chocolate brownie mix (plus the added ingredients called for on the back of the box. Betty Crocker brand uses 2 large eggs, ½ cup vegetable oil and 2 tablespoons water)

Cheesecake Filling

  • 24 ounces cream cheese softened to room temperature
  • cup powdered sugar, sifted
  • ¾ teaspoon vanilla extract
  • ½ teaspoon mint extract (not peppermint)
  • 8-9 drops green food coloring (McCormick brand used)
  • 8 ounces whipped topping thawed (Cool Whip brand used)
  • 20 thin mint cookies roughly chopped (Girl Scout or Keebler mint delights)

Ganache

  • 1 cup semi-sweet chocolate chips (Ghirardelli brand used)
  • ½ cup heavy cream
  • 1 tablespoon clear corn syrup

Garnish

  • 4-6 ounces whipped topping thawed (Cool Whip brand used)
  • 7 thin mint cookies divided (5 whole cookies cut in half and 2 cookies finely chopped)

Instructions
 

  • Preheat the oven to 350°F. Lightly spray a 9-inch springform pan with non-stick baker’s spray and set aside.
  • In a medium bowl, mix together the milk chocolate brownie batter (with ingredients called for on the back of the box) according to the box directions. Spread the brownie mix into the prepared springform pan and bake for 30-33 minutes or just until a toothpick inserted into the center comes out with a few moist crumbs. Allow the brownie to cool completely at room temperature before adding the cheesecake layer.
    16.3 ounce box milk chocolate brownie mix
  • In a large bowl cream together the softened cream cheese and powdered sugar, using a handheld mixer on medium-high speed, for 2-3 minutes or until light and fluffy.
    24 ounces cream cheese, 1½ cup powdered sugar,
  • Add the vanilla extract, mint extract, and green food coloring. Mix on low speed until fully incorporated and the mixture is a uniform green color.
    ¾ teaspoon vanilla extract, ½ teaspoon mint extract, 8-9 drops green food coloring
  • Fold in the thawed whipped topping until no white streaks remain. If your filling is not a dark enough green, you can stir in another 1-2 drops if desired.
    8 ounces whipped topping
  • Very gently fold in the chopped thin mint cookies just until evenly distributed.
    20 thin mint cookies
  • Spread the thin mint cheesecake filling evenly over the top of the cooled brownie and set aside.
  • In a small microwave safe bowl, heat the semi-sweet chocolate chips and heavy cream on high for 1 minute. Allow the warm chocolate to sit for 30-45 seconds, stir until smooth. Stir in the corn syrup until fully incorporated. The ganache should be smooth and glossy. Allow the ganache to cool for 5 minutes before spooning over the cheesecake layer and spreading to an even layer.
    1 cup semi-sweet chocolate chips, ½ cup heavy cream, 1 tablespoon clear corn syrup
  • Refrigerate the thin mint cheesecake for a minimum of 6 hours, up to overnight, or until the cheesecake has firmed up enough to easily slice. The longer overnight chill helps to ensure cleaner slices.
  • Once chilled, remove the outer ring of the springform pan. You may need to run a small sharp knife around the inside edges of the cheesecake to allow the outer ring to easily be removed.
  • Once ready to slice and serve, add 4-6 ounces of thawed whipped topping to a large pastry bag fitted with a decorative piping tip, and pipe 10 dollops around the outer edges of the cheesecake. You want to have one dollop per sliced serving.
    4-6 ounces whipped topping
  • Add a halved cookie into the center of each dollop of whipped topping (rounded side up).
  • Finely chop the remaining 2 cookies and sprinkle the crumbs over the whipped topping dollops for added garnish if desired.
    7 thin mint cookies

Jenn’s Notes

Storage:
  • Storage: Keep this Thin Mint cheesecake tightly covered in the refrigerator for up to 3 days. It’s best enjoyed cold, straight from the fridge when it’s nicely chilled.
  • Make-Ahead Tip: Since this dessert needs plenty of time to set, it’s a great option to prepare the day before your event. Just wait to add the whipped topping and cookie garnishes until right before serving so they stay fresh and crisp.
Tips:
  • Using Peppermint Extract: This is one of the easiest mistakes to make! Peppermint extract has a much stronger, sharper flavor (similar to holiday candies), while regular mint extract is more subtle and gives that classic cookie taste.
  • Adding Filling to a Warm Crust: Make sure the brownie base has cooled completely at room temperature. Even a little warmth can melt the cream cheese and turn your filling into a runny mess.
  • Using Tub Cream Cheese: Stick with foil-wrapped blocks of cream cheese. The spreadable tub version contains extra moisture, which can ruin the thick, firm texture of your no-bake filling.

Nutrition Info

Calories: 891kcal | Carbohydrates: 100g | Protein: 11g | Fat: 51g | Saturated Fat: 27g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 15g | Trans Fat: 0.03g | Cholesterol: 84mg | Sodium: 506mg | Potassium: 314mg | Fiber: 2g | Sugar: 73g | Vitamin A: 1124IU | Vitamin C: 0.1mg | Calcium: 116mg | Iron: 6mg

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4 from 2 votes

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Comments

  1. 3 stars
    This recipe was ok. It was absolutely beautiful. My son and I made it for St. Patrick’s Day dessert. The only issue we had was that it was a little heavy on the mint extract. We’d like to make this again sometime but reduce the mint extract and I think it would be perfect.

  2. 5 stars
    This cheesecake was a huge hit. I make dessert every Wednesday for our friends and servers at wine down Wednesday and this is now in the top 5. Huge success, thanks for the recipe!