Cinco de Mayo is Sunday. How many of you know what it celebrates or why? Shaw Lash is one of the key cooks and brains in the Rick Bayless Chicago operations, places I really admire. Last year she wrote why, having grown up in Texas and later lived in Mexico, the Cinco de Mayo madness drives her mad. She wants you to know what it means and asks should we celebrate it at all. Her short answer: It’s a celebration of being Mexican. And it’s a brilliant American marketing gimmick. Shaw Lash is one of those aware people I admire, so when my able cohort Emilia suggested a tequila cocktail, I emailed Shaw. Shaw suggested a Margarita primer. There’s an extensive discussion of all drink issues in Rick and wife Deann’s book Frontera: Margaritas, Guacamoles Read On »