Than Pho Salapao at La Villa Ari in Bangkok sells Chinese steamed buns filled with truffle and other fillings. The truffle bun has a strong aroma, and the fried version comes out crisp on the outside and soft inside. You choose the dough type and filling, then order single items or a set. The father bun is a large item that contains minced pork, boiled egg, salted egg, and Chinese sausage.