To the four of you that still post here, a couple new comers, and the other four lurkers - you may find this to be of interest. http://thisknish.com/
They're all potato filled, so a bit far from my every day diet of carb avoidance - but the schmaltz is there.
Has anyone tried them yet? I'm pretty damn sure I haven't seen a knish sold in Austin in my 11 yrs here.