01 -
Line an 8x8 inch baking pan with parchment paper, ensuring an overhang for easy removal.
02 -
In a medium saucepan over low heat, combine white chocolate chips, sweetened condensed milk, and unsalted butter. Stir continuously until completely melted and smooth, about 4 to 5 minutes.
03 -
Remove saucepan from heat. Stir in pure peppermint extract and fine sea salt until fully incorporated. For a festive appearance, add a drop or two of green food coloring if desired, mixing until pastel green.
04 -
Fold half of the roughly chopped Oreo cookies into the warm fudge mixture, reserving remaining pieces for topping.
05 -
Spread fudge into the prepared pan. Sprinkle reserved Oreo pieces on top and gently press them into the surface. Refrigerate uncovered for at least 45 minutes, or overnight for a firmer texture.
06 -
Using the parchment overhang, lift chilled fudge from the pan. With a sharp knife warmed under hot water, slice fudge into 1-inch squares for clean, even pieces.