It's the latest lip- and tongue-numbingly delicious food trend to hit South Korea. Chinese spicy hotpot, or malatang as it's known locally, is all the rage among locals. Diners select their favorite ingredients, such as vegetables, fish cakes, and tofu, along with their choice of meat. It's then prepared to be eaten in individual bowls. But there's also a sense of caution in the air, because owners know just how unpredictable the whole catering industry is in South Korea.