What's the food culture in San Diego?

San Diego sits 17 miles from the San Ysidro border crossing, the busiest land port in the Western Hemisphere, and that proximity sets the baseline for how this city eats. The California burrito, stuffed with carne asada, french fries, sour cream, and guacamole, is sold at hundreds of taco shops for $10-13. Most stay open past midnight. The best ones char thin-cut beef on a flat griddle until the edges crisp and the fat renders into the tortilla. Las Cuatro Milpas in Barrio Logan has served rolled tacos, fresh corn tortillas, and refried beans from the same building since 1933. The Saturday line forms by 10:30am and wraps past the mural on Logan Avenue. They close when the food runs out, often by 2pm. Skip Old Town's sit-down Mexican restaurants. They charge $17-19 for enchilada plates that taste like they were assembled for a tour bus. The same dish costs $11 at spots along National Avenue in National City, with better salsa and thicker tortillas pressed to order.

Convoy Street in Kearny Mesa runs about 3 miles through strip malls that hold some of the best Asian food in Southern California. Friend's House Korean has tabletop gas grills where thin-sliced brisket sizzles and curls at the edges, the smoke rising into the vents overhead. Budget $25-35 per person. Tajima Ramen opened its first Convoy location around 2012, and the tonkotsu broth, milky-white from hours of pork-bone simmering, still draws a 20-minute Friday night wait. Tasty Noodle House pulls knife-cut noodles to order, the dough stretching and slapping against the counter. The whole strip smells like sesame oil and charcoal after 6pm. Worth noting, Convoy has no sidewalks on some stretches, so you drive between stops. But the stretch between Clairemont Mesa Boulevard and Opportunity Road holds enough Korean, Vietnamese, Japanese, and Chinese restaurants for 3 full evenings without repeating a cuisine.

The fish taco is San Diego's most recognized food export. Ralph Rubio brought the battered-fish-in-a-tortilla format north from San Felipe, Baja California, and opened a stand near Mission Bay in 1983. The chain went corporate, but the format lives on at places like Oscar's Mexican Seafood in Hillcrest, where a fish taco comes on a paper plate at the counter facing University Avenue. The batter shatters on the first bite, and the mahi-mahi inside stays soft and steaming. For sit-down seafood, Point Loma Seafoods near the sport-fishing docks on Emerson Street sells smoked albacore by the pound and poke bowls for $14-16. The salt air off the harbor drifts through the order window. Liberty Public Market at Liberty Station, a former Naval Training Center site, holds about 30 vendors under one roof, with poke, oysters, and craft beer all within a few steps of each other.

San Diego eats early. Dinner reservations at North Park and Hillcrest restaurants fill between 6:30 and 7:30pm. By 9pm, many neighborhood kitchens have already fired their last tickets. Weekend brunch runs hard, with 45-minute waits by 10am at Morning Glory in Little Italy or Breakfast Republic in North Park. The Saturday Mercato farmers market on India Street runs 8am to 2pm, selling Carlsbad strawberries, fresh tamales, and Temecula stone fruit. Ironside Fish & Oyster, also on India Street, does West Coast oysters at $3.50-4.50 each during happy hour from 4-6pm daily. Most restaurants take OpenTable or Resy, so you won't need to phone anyone. The taco-shop tier needs no reservations, and the best ones on El Cajon Boulevard in City Heights stay open until 1am.