Greens in peanut sauce

http://thelocalcook.com/2009/10/31/greens-in-peanut-sauce/

I made this with tatsoi from my csa box. It is a lot like bok choy. David thought it was bitter. This might be better with a different green. Next time I get tatsoi i think i'll chop it up small in a saute with other veg.