Updated: Mexican mineral water called Topo Chico popular in Texas

DALLAS — The year was 1981, the place Pennsylvania. The Dallas Morning News (http://bit.ly/2luKqw9 ) reports as a young Mexican exchange student, Gerardo Galván wanted to treat his American host family to an exotic delicacy from his homeland. So he made them guacamole. “Now avocados are everywhere, and I’m not trying to compare us with […]