Astonishing Lemongrass Sauce at Pho Ao Sen

The owner of Pho Ao Sen prepares a knock-your-socks-off condiment found on each table at the Oakland restaurant, but rabid fans also order it in tubs to go. A mixture of lemongrass, dried chile, and fish sauce, it perks up a bowl of pho, but is also delicious straight from the jar.

Image from Pho Ao Sen