"Burgers shouldn't cost $3," the website for Super Duper Burgers proudly declares. The San Francisco Bay Area fast-food burger chain has garnered a cult following for its extra-juicy, double-patty ...

(KRON) — San Francisco-based burger chain Super Duper Burgers is planning to open a new location in the city, a company spokesperson said. The restaurant will be in the Sunset District at 737 ...