My friend Patti was incredulous when I told her that I had never eaten a Whataburger. For the uninitiated, that's the signature burger of the chain of the same name. It launched in Texas in 1950. As far as Patti is concerned, few, if any, burgers rival a Whataburger. She was born and raised in Texas, so I might have written off her enthusiasm as local pride. But we share a taste for really good hamburgers, so I was eager to give Whataburger a try when we visited San Antonio. From one burger stand in Corpus Christi, Whataburger now has outposts in 14 states, but none in New England. Transplanted Texans like Patti, who now lives in Whataburger-free Kentucky, often make the orange and white...Read More