The Best Mint Chocolate Brownies: Fudgy, Refreshing & Irresistible

Love chocolate? Love mint? These mint chocolate brownies bring the best of both worlds together! With a rich, fudgy brownie base, a cool and creamy mint frosting, and a silky chocolate ganache on top, they’re pure indulgence in every bite. Whether it’s the holidays or just a sweet craving, this recipe has you covered!

Why You’ll Love These Brownies

  • Super Fudgy – Deep, rich chocolate flavor with the perfect chew.
  • Creamy Mint Layer – Smooth, lightly sweet, and refreshingly cool.
  • Chocolate Heaven – A melt-in-your-mouth ganache for the perfect finish.
  • No Box Mix Needed – Made from scratch with simple, real ingredients.
  • Great for Any Occasion – Perfect for Christmas, St. Patrick’s Day, or whenever you need a chocolate fix!

What You’ll Need

Brownie Layer

  • 1 cup (226g) unsalted butter
  • 8 oz semi-sweet chocolate, chopped
  • 1 ½ cups (300g) sugar
  • ½ cup (100g) brown sugar
  • 4 eggs (room temp)
  • 2 tsp vanilla extract
  • ½ tsp salt
  • ½ cup + 3 Tbsp (86g) flour
  • ¼ cup (21g) cocoa powder

Mint Frosting

  • ½ cup (113g) butter, softened
  • 2 cups (240g) powdered sugar
  • 2 Tbsp (30ml) milk
  • 1 ¼ tsp peppermint extract
  • 1 drop green food coloring (optional)

Chocolate Ganache

  • 1 heaping cup (200g) chocolate chips
  • ½ cup (113g) butter

Let’s Make Some Brownies!

Step 1: The Brownie Base

  1. Melt Butter & Chocolate – In a saucepan (or microwave in 20-sec bursts), melt butter and chocolate until smooth. Let it cool slightly.
  2. Mix in Sugar – Stir in both sugars until fully combined.
  3. Add Eggs & Vanilla – Whisk in eggs one at a time, then add vanilla.
  4. Fold in Dry Ingredients – Gently mix in salt, flour, and cocoa powder. Don’t overmix!
  5. Bake – Pour into a parchment-lined 9×13” pan and bake at 350°F (177°C) for 35-36 min. Let cool completely.

Step 2: The Mint Frosting

  1. Beat Butter – Mix until smooth and creamy.
  2. Add Sugar & Milk – Gradually mix in powdered sugar and milk until fluffy.
  3. Add Peppermint Flavor – Stir in peppermint extract and food coloring.
  4. Spread & Chill – Spread over brownies and refrigerate for at least 1 hour.

Step 3: The Chocolate Ganache

  1. Melt Chocolate & Butter – Heat until smooth (stovetop or microwave).
  2. Cool Slightly – Let sit for 5 min before pouring over the frosting.
  3. Set – Refrigerate until firm (about 1 hour), then slice and enjoy!

Tips for the Best Brownies

  • Cool Before Frosting – If the brownies are warm, the frosting will melt.
  • Use Room Temp Ingredients – This makes for a smoother batter and better texture.
  • Clean Your Knife Between Slices – For perfect bakery-style squares!

Fun Variations

  • Gluten-Free? Use a 1:1 gluten-free flour blend.
  • Dairy-Free? Swap butter for plant-based alternatives.
  • Try a Different Mint Flavor – Crème de menthe gives a smoother minty taste!

How to Store Them

  • Fridge: Keep in an airtight container for up to 5 days.
  • Freezer: Wrap and freeze for up to 3 months. Thaw in the fridge before serving.

FAQ

Can I Use a Boxed Brownie Mix?

Yes! Just bake it in a 9×13” pan and let it cool before adding the layers.

What’s the Difference Between Peppermint & Mint Extract?

Peppermint is bolder and cooler, while mint extract has a milder, slightly herbal taste.

How Do I Prevent the Ganache from Cracking?

Let the brownies sit at room temp for 10-15 min before slicing. Use a warm knife for clean cuts!

These mint chocolate brownies are everything you love about chocolate and mint, all in one bite! Whether you serve them chilled or at room temp, they’re guaranteed to be a hit. Give them a try and let us know how they turn out! 😊

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