So many rodeo champions hail from Bandera County that the monument on the courthouse lawn has no more room for names on its bronze plaque. A small town about an hour’s drive northwest of San Antonio, Bandera beckons folks with other sorts of cowboy dreams too. It inspired Robert Earl Keen, who moved here in the late eighties after a disappointing stint in Nashville, to start writing songs again. Tourists come for the staged gunfights behind the visitors center on Saturday afternoons. And just down Main Street from the legendary Arkey Blue’s Silver Dollar honky-tonk, a couple has built a business by giving the cowboy treatment to a simple ingredient.Daniel and Andrew Almand launched Texas Salt Co. three years ago after creating a briny blend…