INGREDIENTS
•
8 tablespoons (1 stick/115 g) unsalted butter, cold, cut into 1-inch chunks
•
4 cups (520 g) confectioners' sugar, sifted, plus extra for rolling
•
1/4 teaspoon (1 g) pure peppermint oil
•
2 tablespoons (30 g) whole milk
•
Food coloring (optional)