The viral under-$10 California lunch people can’t stop lining up for

In notoriously expensive San Francisco, a filling lunch for less than $10 is apparently worth waiting for.

Rice Roll Express, a no-frill Chinatown joint that became a TikTok sensation for its freshly made chewy rice noodle rolls — known as cheung fun — is still pulling huge lunchtime crowds, with lines stretching out the door two years after opening.

The star of the show is the restaurant’s namesake Rice Roll Express special: layers of thin steamed rice noodle wrapped around beef, pork, barbecue pork and egg, all for just $9.21.

Its “shrimp feast” is another fan favorite, loaded with fresh shrimp, dried shrimp, egg and scallions, ringing in at $10.78...