These rich, fudgy chocolate mint brownies have three irresistible layers: a from-scratch cocoa brownie base, a creamy peppermint buttercream filling with that signature green swirl, and a glossy chocolate ganache topping.They’re a crowd-pleasing classic that tastes just like an Andes mint candy bar in brownie form, perfect for holidays or anytime you want a decadent chocolate treat.I first shared this recipe in 2019 using my go-to brownie base.

Since then, I’ve updated and tested it again to scale it up to a 9×13 pan for more servings, refine the mint layer for extra creaminess, and add helpful tips for clean slices and picture-perfect results.It’s still simple to make, and every bite is just as irresistible.Want to save this recipe?Just enter your email and get it sent to your inbox! Plus you’ll get new recipes from us every week!Email *Save Recipe Ingredients & Substitutions Unsalted Butter: Butter is used in all three layers for richness and structure.

You can use salted butter if needed; just reduce the added kosher salt slightly in the brownie layer.Granulated Sugar: Sweetens the brownie base and helps create that classic fudgy texture.No direct substitute recommended for best results.

Unsweetened Cocoa Powder: Gives the brownies their deep chocolate flavor.Use natural cocoa powder for a classic taste or Dutch-process for a smoother, richer flavor.All-Purpose Flour: Provides structure.

For a gluten-free option, use a 1:1 glut

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