01 -
Whip the butter with powdered sugar until light and airy, and then stir in the peppermint extract.
02 -
Stir together the salt, cornstarch, and flour, then add the mix slowly to the whipped butter combo.
03 -
Cover the mixture tightly and pop it in the fridge for at least half an hour.
04 -
Set your oven to 350°F to warm up.
05 -
Form small dough balls about 1 inch big, and space them out on your baking trays by 2 inches.
06 -
Bake for around 9-11 minutes, just until the bottoms take on a slight golden shade.
07 -
Blend butter until creamy, and add the milk, powdered sugar, peppermint extract, and food coloring (optional).
08 -
Spread frosting over fully cooled cookies. Sprinkle crushed mint candy on top.