Chaoqi is a biscuit cooked in dirt that’s been eaten by people from China’s northwestern region for thousands of years. They say this biscuit is good for the spleen and stomach, and prevents nausea and diarrhoea. br br We visited a family that’s been making chaoqi for 21 years to learn about its history and their recipe. br br Don’t miss our stories, what’s buzzing around the web, and bonus material. Sign up for the GT NEWSLETTER: br 00:00 Cooking with dirtbr 00:46 A special type of soilbr 01:31 Is it safe to eat?br 02:23 Chaoqi’s historybr 02:43 How it’s madebr 04:22 How it tastesbr br If you liked this video, we have more stories featuring China’s unique food cultures:br br Why Do Chinese People Seem to Eat 'Everything'? - Why Chinese (E1)br br How Do Century Eggs Get Black?br br Follow us on Instagram for behind-the-scenes moments: br Stay updated on Twitter: br Join the conversation on Facebook: br Have story ideas? Send them to us at hello@goldthread2.