Watch this salted egg yolk custard lava bao bun, also known as 流沙包, EXPLODE in Penang, Malaysia! If you're in Penang, Malaysia, this is definitely a street food that you want to try, and see the ...

Bake in preheated oven until golden brown and a thermometer inserted into center of buns registers 200°F, 25 to 35 minutes, rotating baking sheets from front to back halfway through baking time.