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Thin Mint Cupcakes

Soft chocolate cupcakes topped with light mint buttercream, crushed Thin Mint cookies, and a fresh chocolate-mint flavor that feels like the classic cookie in cupcake form.
Prep Time25 minutes
Cook Time20 minutes
Total Time45 minutes
Keyword: girl scout cookie recipes, thin mint cupcakes
Servings: 12 cupcakes
Calories: 375kcal

Ingredients

Chocolate Cupcakes:

  • 1 cup all-purpose flour
  • 1/2 cup unsweetened cocoa powder
  • 3/4 cup granulated sugar
  • 1/2 teaspoon baking soda
  • 1/2 teaspoon baking powder
  • 1/2 teaspoon salt
  • 1 large egg
  • 1/2 cup whole milk
  • 1/4 cup vegetable oil
  • 1 teaspoon vanilla extract
  • 1/2 cup hot water

Mint Buttercream:

Topping:

  • 8-10 Thin Mint cookies crushed

Instructions

Make the Chocolate Cupcakes:

  • Preheat oven to 350°F and line a muffin tin.
  • In a bowl, whisk together flour, cocoa powder, sugar, baking soda, baking powder, and salt.
  • Add egg, milk, oil, and vanilla. Mix until smooth.
  • Slowly add hot water and mix. Batter will be thin.
  • Divide into liners (about 3/4 full).
  • Bake 18–20 minutes until a toothpick comes out clean.
  • Let cool completely.

Make the Mint Buttercream:

  • Beat butter until smooth and fluffy.
  • Gradually add powdered sugar.
  • Add cream, peppermint extract, and salt.
  • Mix until combined, then beat for 2–3 minutes until light and fluffy.
  • Add a tiny amount of green food coloring and mix until you get a soft pale green color.
  • Taste and adjust mint carefully. A little goes a long way.

Assemble:

  • Pipe or spread mint buttercream onto cooled cupcakes.
  • Sprinkle crushed Thin Mint cookies over the top.
  • Optional: add a small cookie piece on top for decoration.

Notes

  • You can make cupcakes ahead and frost the next day
  • Buttercream can be stored in the fridge and re-whipped
  • Add ganache drizzle if you want a richer version

Nutrition

Serving: 1cupcake | Calories: 375kcal | Carbohydrates: 44g | Protein: 3g | Fat: 21g | Saturated Fat: 13g | Sodium: 170mg | Sugar: 34g