Jack in the Box on Lake Murray Boulevard in La Mesa operates near Lake Murray Reservoir, part of the San Diego-born chain that pioneered the fast-food industry's first two-way intercom drive-through in 1951. The menu spans burgers, tacos, egg rolls, and teriyaki bowls — a cross-cuisine breadth uncommon in single-concept fast food — placing this location's late-night rotation on the same Lake Murray Boulevard dining corridor as Bamboo Fresh Thai Cuisine's Southeast Asian plates. The chain sells over 554 million tacos annually nationwide, using a proprietary seasoned beef-soy filling in a deep-fried corn tortilla format largely unchanged since the 1960s. This Lake Murray Boulevard location offers active military discounts, reflecting La Mesa's proximity to multiple San Diego military installations. Late-night service extends the corridor's dining availability past the dinner cutoff at sit-down establishments like Hooleys Public House in La Mesa Village. The two-piece taco wraps a seasoned beef-soy blend with shredded lettuce and American cheese inside a corn tortilla fried until the shell reaches a rigid crunch, a proprietary format mass-produced at volume since 1964.