Toting my boss’s kidney stones in a Ziploc bag to the lab, my degree in lit/creative writing was really paying off — When I first moved to L.A., I waitressed at two different restaurants. One was A Votre Santé in Hollywood, where customers obsessed over chapatis with no oil, dressing on the side, and dairy-free pies made out of tempeh. (Yeah, they tasted like an old shoe.) But Flea and Anthony Keidis…