A lot of butchers don't seem to have heard of it , you'd probably have to go to one that does their own slaughtering ... And even then you night need to
Do a bit of explaining... if they haven't really done much charcuterie it's easily missed ,
I've seen them using it in Fallon and Byrne at the butcher counter there. Think I've seen it at C&N Butchers on Meath Street, but its been ages since I've been that way. FXB could be a potential too