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 ...

Preheat the oven to 200C/fan oven 180C/400F/Gas 6. When risen, press down an egg-sized indentation into each bun and fill with the custard. Brush the bun with beaten egg. Bake for 20 minutes ...

Bake the tarts in the oven for about 25 minutes - you may need to turn the temperature down to 180C/350F/Gas 4 for the final 10 minutes. You are looking for a very slight dome on the custard ...