How Do Century Eggs Get Black?

Century eggs are one of the most misunderstood dishes in Chinese cuisine. A black gelatin egg that tastes like ripe cheese with a whiff of ammonia, it’s often used in late-night comedy shows as a sight gag. But how are they made, and what’s the science that makes them turn black?

Plus, we found a golden century egg maker in Sichuan to see if they taste different.

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If you liked this video, we have more stories about classic Chinese dishes, including:

Unusual Green Grass Jelly Dessert
https://www.dailymotion.com/video/x6t82xe

Mooncakes: What Are They and How Are They Made
https://www.dailymotion.com/video/x7krqnk

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Producer: Clarissa Wei
Videographer: Patrick Wong
Editor: Nicholas Ko
Animation: Ray Ngan
Mastering: Victor Peña
Music: Audio Network