Fancy Witch Hat: Pipe the ruffly buttercream using the large drop flower tip. Attach a Hershey’s Kiss to half an Oreo with a little buttercream, any flavor, and pipe dots around the edge of the hat.
RIP Gravestone: Cut the Milano cookies in half. Pipe RIP onto the cookie gravestones and stick into the frosting. Sprinkle with crushed Oreo crumbs.
Mummy: Use a flat tip to pipe white buttercream back and forth across the cupcake and press the candy eyes into the middle.
Eyeball: Frost with white buttercream, then pipe squiggly red lines from the center to the edge. Press a candy eye in the center.
Owl: Place two Oreo halves, frosting side up, on the cupcake. Add a brown Reese’s Pieces for the eyeball. Add an orange Reese’s Pieces for the nose, and brown ones at the top for the eyebrows.
Ghost: Pipe white buttercream onto the cupcake with a large round tip, swirling it around to a point. Add two sprinkles or candy sugar pearls for the eyes.
Zombie: Frost cupcake with white buttercream. Add a candy eyeball, and make the other eye and mouth with red piping and chocolate sprinkles.