How to Make It
Preheat oven to 350°. Combine granulated sugar, brown sugar, butter, and vanilla in a large bowl; beat with a mixer at medium speed until fluffy. Add egg; beat just until blended. Beat in flour, baking soda, and salt.
Beat peppermint extract into cookie dough at medium speed. Stir in crushed peppermint candies and chocolate chips. Drop dough by tablespoonfuls 2 inches apart on parchment paper-lined baking sheets. Bake 10 to 12 minutes or until lightly browned.