San Francisco Restaurants in Union Square. San Francisco, California is known by foodies as one of the world’s epicurean epicenters. Chefs as well as diners are not passionate only about fine dining either, but also about ingredients that are beyond reproach. After all, this is the birthplace of local, sustainable eating, where California cuisine was born and the Slow Food movement thrives. The restaurants in Union Square are no exception, and there are literally dozens of choices that will please any palate and pocketbook. For a true San Francisco dining experience that’s unforgettable, make a reservation at Le Colonial, the Oak Room, Scala’s Bistro, or Farallon, a seafood restaurant with beautiful food and even more beautiful surroundings. For something comfortable and familiar, consider Morton’s Steakhouse, Lori’s Diner, or Max’s Restaurant. Far East offerings from Niji Japanese Grille, Medicine New-Shojin Eat Station, and Amber Indian Cuisine delight visitors with savory, exotic flavors.