Despite the name, it isn’t a century nor a millennium egg. It’s being preserved in a mixture of clay, ash and quicklime for a certain of months, the yolk of the egg turns into a dark green shade or maybe black and slippy while the white turns to a dark brown jelly. This is often a delicacy in China. It smells of sulfur and ammonia, however it tastes somewhat like a hardboiled egg. In some restaurants, it's served with gruel, with rice or by itself.
Kopi Luwak popular in Indonesia, you'd see it on the menu at restaurants and cafés. Additionally, called the civet coffee, it includes partially digested coffee cherries and defecated by the Asian palm civet. Yup, the beans are collected from the excrement of a wild cat-like animal. People said it’s worth a try, it tastes very good!
Grilled chicken buttholes
This is a favorite in Asia. Typically, it's called chicken tailbone. In countries like Brunei, the Philippines, Korea, Bangkok, it's usually found in night markets. It’s grilled in little skewers, full of fat and flavour. Here, in Brunei, it’s referred to as ‘tongkeng’. Therefore, if you want to try this, head on over to your nearby store, they may sell it! It's most likely simply a dollar per stick.