01 - Combine cake crumbs, cream cheese, butter, powdered sugar, and vanilla extract in a medium bowl. Mix thoroughly until mixture reaches a dough-like consistency that holds together when pressed.
02 - Divide mixture into 8 equal portions. Form each portion into a flattened oval shape resembling a bunny face, ensuring even thickness throughout.
03 - Press a cakesicle stick into the center of each shaped portion, ensuring it's secure. Place on a parchment-lined tray and refrigerate for 20-30 minutes until firm to the touch.
04 - Place white chocolate in a microwave-safe bowl. Microwave in 30-second intervals, stirring between each, until completely smooth and fully melted.
05 - Dip each chilled cake shape into melted chocolate, rotating to coat completely. Gently tap stick against bowl edge to remove excess coating and ensure smooth finish.
06 - While chocolate coating remains soft, immediately attach candy eyes, sprinkles, or fondant bunny ears and noses. Work quickly before coating begins to set.
07 - Allow cakesicles to set completely at room temperature for approximately 30 minutes, or refrigerate for 10-15 minutes to accelerate setting. Add final details with food coloring pens if desired.
08 - Arrange finished bunny cakesicles on a serving platter or stand. Store any leftovers in an airtight container in the refrigerator for up to 3 days.