It is said religion, politics and sex are the big three no-no topics to bring up in mixed company to keep from offending someone. So, here we go: This week, I’m lightly teetering into that zone with The Yellow Deli because their religious beliefs are very much about who they are (and they are not subtle about it), and they are certainly no strangers to tangling with politics and the media. There will be no sex in this review, however—though yerba maté is said to be an aphrodisiac.