Check out the new Maggie-Sensei lesson here:
http://www.maggiesensei.com/jp/
Go direct to the bimyou lesson here:
http://www.maggiesensei.com/jp/2009/10/22/%E5%BE%AE%E5%A6%99-bimyou-slang/#more-1841
Thanks to Ronindave for this painful experience!
http://youtube.com/ronindave
red bean="azuki" (azuki beans)
red bean paste="an" or "anko"