Originally Posted by
due ruote
I scrape out what I can with a popsicle stick, then spray down with Zep citrus degreaser. Let it sit for a while, then scrub with an old toothbrush.
+1. Citrus degreaser and WD-40 work about equally well, in my experience. Scrape with wood, scrub with a soft brush -- don't use any kind of steel on a bearing surface.