When we built, we found several options for low-profile raceways supplied from the friendly cabinet shop who did our kitchen. The ones they used could be cut to length and recapped at the ends to fit wherever. We went with the stainless ones for absolutely no good reason, since you can't see them. Except that it seemed more 'kitcheney'.

A quick Google came up with a bunch of online, electrical supply stores with similar.



With great power comes Awesome irresponsibility.