Same here, fiancée and I had one at Umami Burger and were very impressed, had several since then (and we do eat meat), and always introduce friends to it when t

Same here, fiancée and I had one at Umami Burger and were very impressed, had several since then (and we do eat meat), and always introduce friends to it when they are in town. Also tried it at some non-chain (I believe) SF restaurant and they nailed it, too, though in both cases I can imagine they know how to prepare it.