LINE large baking sheet with wax paper.
MICROWAVE baking bars in uncovered, microwave-safe bowl on HIGH (100%) power for 1 minute; STIR. The bars may retain some of their original shape. If necessary, microwave at additional 10- to 15-second intervals, stirring until melted.
DIP matzos about halfway into melted baking bars; shake off excess. Place on prepared baking sheet; sprinkle with coconut, if desired. Refrigerate until set. Store in covered container at room temperature.