
2 cups all-purpose flour
1¼ cup Dutch-process unsweetened cocoa powder
½ teaspoon baking powder
¼ teaspoon salt
¾ cup salted butter, softened
1 cup granulated sugar
2 large eggs, room temperature
1 teaspoon pure vanilla extract
1 cup crème de menthe baking chips
24 ounces semisweet chocolate, chopped
1¼ teaspoons vegetable shortening
½ to ¾ teaspoon pure peppermint extract
1 recipe Sugared Mint Leaves