Hang Ah Tea Room in San Francisco's Chinatown is the oldest dim sum house in the United States, opened 1920 on Pagoda Place, with a small fixed steamer menu.
Why locals love it: The oldest continuously operating dim sum house in the United States, opened 1920, sits on a side alley off Sacramento Street that most tourists miss.
Tip: No carts; order the fixed steamer menu and ask for the off-menu turnip cake when in season.
Molinari Delicatessen in San Francisco is the 1896 North Beach Italian counter, with house-cut salumi, focaccia sandwiches and a line every weekday at noon.
Why locals love it: North Beach Italian counter since 1896, hand-cutting salumi for the sandwich line out the door; the building has not changed in three generations.
Tip: Order the Special: salami, mortadella, provolone, sun-dried tomato on house focaccia. Bring it to Washington Square.
Old Skool Cafe in San Francisco is the Bayview supper club run by formerly incarcerated young chefs, with a strong soul-food menu and a music programme on weekends.
Why locals love it: Bayview supper club run by formerly incarcerated youth, with a kitchen that takes a high-bar approach; tourists rarely reach the Bayview.
Tip: Open Thursday to Saturday only; book a week ahead and bring cash for the tip jar.
Tommy's Mexican Restaurant in San Francisco is the Outer Richmond tequila bar since 1965, with a 400-bottle list and the city's most-cited Margarita spec.
Why locals love it: Tequila bar in the Outer Richmond, founded in 1965, with the world's most-cited Margarita; pilgrim tequila drinkers come, food tourists rarely make the trip.
Tip: Order Tommy's Margarita (lime, blanco tequila, agave nectar); the family invented the spec.
Lers Ros Thai in San Francisco is the Larkin Street Thai counter with a 250-dish menu, including frog, boar and catfish larb, opened 2008 by chef Tom Silargorn.
Why locals love it: Tenderloin Thai institution with a 250-dish menu including organ meats and rare regional plates; the kitchen reaches well past pad thai.
Tip: Ask for the regional Thai menu (printed separately); order the boat noodles or the catfish larb.
Swensen's Ice Cream in San Francisco is the 1948 Russian Hill original near the cable car turnaround, with hand-scooped cones in a small corner shop.
Why locals love it: The 1948 Russian Hill original. The chain went global; the corner shop where Earle Swensen first scooped is still small, family-run and easy to miss.
Tip: Open Wed to Sun only; the chocolate fudge cone with rainbow sprinkles is the kid order, the rum raisin is the right adult.