yes, get a razor blade, cut off the coating (and eat this, it contains 20% and instant release) -- then you need to strip off a layer of Wax (discard this), there should a black piece (garbage/useless) and white/red (crush this and snort it)
edit: see this for example: http://www.psyq.nl/files/Media/PsyQ/Programmas/ADHDbijvolwassenen/nieuwsbrief netwerk/Concerta.GIF
not difficult at all, maybe the first few times. And Yes, thats the one.