Bánh xèo, particularly the version made in Ho Chi Minh City, is one of my favorite dishes. If I spot it on a menu at a Vietnamese restaurant, I’m going to be ordering it. It’s a spectacular jumble of flavors, colors, textures, fragrances, and temperatures, the centerpiece of which is a warm, crisp-tender, turmeric-tinted crepe punctuated with small shrimp and matchsticks of rich pork belly. To enjoy it, you tuck pieces of the sunny-yellow pancake inside a cool lettuce leaf along with lots of fresh, aromatic herbs and then dip the bundle into nuoc cham, a mixture of fish sauce spiked with lime juice, sugar, and chiles that contains sour, salty, sweet, umami, and spicy flavors. Often, do chua, a carrot and daikon pickle, is served on the side. Banh…
