To assemble: Prepare two pastry bags, one fitted with a large plain tip, and one with a small writing tip. (prissycook.com)
Scoop frosting into a piping bag fitted with a large plain tip. (sweetcinnamonhoney.com)
Transfer the mixture to a pastry bag fitted with a large plain tip and pipe the ganache into small candy cups until they are 3/4 full. (joyofbaking.com)