Where is Gruma located? When was MASECA invented? What is the parent company of Gruma? What is the meaning of Gruma? What is the history of Gruma? What is Gruma Corporation's revenue? What does Gruma stand for? What country consumes the most tortillas? What brand tortillas do Mexican restaurants use? What brand makes Costco's tortilla chips? Is MASECA a Mexican product? How much is gruma worth? Do Mexicans prefer flour or corn tortillas?