Every now and then since December 2004, a good number of us have been getting together at the eGullet Recipe Cook-Off. Click here for the Cook-Off index. For our ninth Cook-Off, we're going to be making Mole Poblano de Guajolote. If you're like me, you can't get decent mole poblano where you live; instead, you get the "Mexican" equivalent of Hershey's chocolate syrup, which is sure to make you wonder what the fuss is all about. But if you've ever had the rich, piquant, incredibly complex sa