Prepare and roll out dough. Cut cookies using flower cutter; bake and cool. Outline petals with tip 3 and full-strength color flow. Flow in with thinned color flow in cut parchment bag; let dry. Using full-strength color flow, pipe tip 5 inner petal outlines and dot flower center; sprinkle center with yellow sugar. Attach cookies to napkin rings with melted candy; let set.