Teddy Vaquez is the man behind Teddy's Red Tacos, the birria-style taco trucks in Los Angeles through Tijuana, Mexico that have actually ended up being a regional fixation. Teddy's trucks and 4-item menu can be discovered all over Southern California, where he focuses on rich, hot birria-style tacos, quesadillas, tostadas, and mulitas– plus a flavor-packed consommé for dipping. Teddy's success did not come quickly; he invested many years battling depression up until committing himself to building a…