Yes, it's true, I was a Brownie a long time ago, and learned how to toast marshmellows and make rag-rugs, and I sold cookies then too. But people weren't so - ummm - deliciously smitten with cookies and cakes and candies and pizza and hamburgers and tamales and barbacoa . We weren't so gorditas and gorditos then, ok? San Antonio, Texas, has a reputation for great Tex-Mex food. But if you live here, it's hard to be slender. And the only slender thing about San Antonio is the river. We are one of the poorest cities in the country, deliberately so, making my community vulnerable to commercials and the flour-tortilla temptations of our working-class history. In my part of the city, there should be a law against all the fast-food joints on one block. Cheap, fast, filling food that working and middle-class people eat all the time. Have to eat, or else they'll starve. This is why I picked a fight with the Girls Scouts selling their make-me-fat cookies outside t...