(Photo Credit: Cory Weaver) Long before I arrived in Los Angeles, I read Edward Rothstein’s “New York Times” review of the LA Opera’s previous production in 1994 of Manuel Penella’s “El Gato Montès” and what he said there about LA Opera’s mounting of Zarzuelas as a “conscious effort to attract Hispanic audiences to the opera house.” Curious, I bought CDs {…}