01 -
Using electric mixer, cream butter and confectioners' sugar for 3-4 minutes until pale and doubled in volume. Beat in peppermint extract.
02 -
In separate bowl, whisk flour, cornstarch, and salt. Gradually add to creamed mixture until soft dough forms.
03 -
Cover and refrigerate dough for at least 1 hour until firm to touch.
04 -
Preheat oven to 350°F (175°C). Using damp hands, roll dough into walnut-sized balls and place 2 inches apart on ungreased baking sheets.
05 -
Bake for 9-11 minutes until edges are just set but centers appear slightly underbaked. Transfer to wire racks immediately.
06 -
Beat softened butter until creamy. Gradually add confectioners' sugar, milk, peppermint extract, and food coloring until smooth and spreadable.
07 -
Spread frosting over completely cooled cookies and sprinkle with crushed peppermint candies. Let set 15 minutes before serving.