Bake and cool cookies. Place cookies on cooling grid positioned over cookie sheet. Cover cookie with white cookie icing and let dry on cooling grid.
Thin a small amount of violet icing and pour over triangle-shaped corn snack on cooling grid; let dry.
Roll spice drop flat on surface dusted with granulated sugar. Cut bristles in spice drop with craft knife and insert on end of pretzel stick. Pipe tip 3 green eyes and black pupils. Pipe tip 3 black mouth and orange tongue.
Attach hat to cookie with icing. Pipe tip 102 violet hat brim. Pipe tip 3 orange band on hat and tip 2 yellow buckle. Attach broom with icing.
*Combine lemon yellow and leaf green icing colors for green shown.