Prepare cupcakes according to package directions.
Melt chocolate and dip the cookies and sugar cones in it to coat completely.
Pipe frosting onto each cupcake.
Pipe frosting around the base of each cone and attach to cookies..
Pipe thin lines of gray frosting down each side of the cupcake to make the witch's hair.
Place the hats on each cupcake. Add a jellybean nose and two candy eyes to complete the look.