Position ghost cookies on cooling grid; cover with white cookie icing. Let dry. Use marker to add facial features. Add black icing outline and messages to tombstone cookies. Attach cookies to lollipop sticks with melted candy.
Notes: A favorite 2-layer cake recipe can be substituted for cake mix, if desired.
To tint coconut green, place in resealable plastic bag and add small amount of leaf green icing color; close bag and knead color into coconut until blended evenly.
Substitute 2 tubes (16 ounces each) refrigerated sugar cookie dough for homemade cookie dough. Follow instructions for cutout cookies.