Preheat the oven to 375 degrees F (190 degrees C).
Combine cookie mix, flour, butter, and egg in a mixing bowl. Mix until well blended.
Pour sugar into a shallow dish. Roll dough into 1-inch balls; roll each in sugar. Place on ungreased cookie sheets.
Bake in the preheated oven until edges are set and golden, 10 to 12 minutes.
Remove cookies from the oven. Press a candy cane kiss in the center of each warm cookie. Let cool completely, 20 to 30 minutes.
You can substitute margarine for butter, if desired.
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