No mirrors or Photoshop trickery here, just three glasses lined up on a platter with a flash behind the thin card in the background. I also shone an overhead light down onto the closest glass for a second or so during the exposure.
To check out the leftovers and see what came of the chocolate tower, see my C38 gallery:
Special thanks to Autumn Sky for his excellent Marbles 'n' Glass gallery and his 'Cheers' image (an action shot no less), which is where much of this idea came from. I'd recommend a look at that gallery (and his others too!).
Autumn Sky's 'Marbles 'n' Glass' gallery: http://www.pbase.com/charette/marbles
Autumn Sky's 'Cheers' image: