It is a by-product of mining yellow sand, named after it looks like a goose egg. As a kind of pure natural stone, pebbles are taken from the gravel mountain produced by the uplift of the ancient river bed after the crustal movement thousands of years ago, and they are constantly squeezed and rubbed during the transportation of mountain torrents and running water.
Cooking food with stones is called "stone cooking", which is an original cooking method in ancient China, and its history can be traced back to the Paleolithic Age. It is a cooking method that uses slate and stones (pebbles) as cookers and indirectly uses the heat energy of fire to cook food.
Stone vegetables:
The diet of ethnic minorities in China has always been unique. In the unheard of food, dark cooking can only be regarded as a genius of ingredients, and the appetizers made by Tujia people with stones are really eye-opening.
Suo means "smoking". Eating is similar to eating screws, but sucking screws can not only drink delicious soup, but also eat delicious snail meat, and only sucking screws can taste the soup.
In fact, the practice is quite simple. Jinghe heard from a local Hakka that they would choose pebbles with smooth appearance and just good volume in the river, and only choose stones in the river, but the stones in the mountains are unacceptable, because pebbles in the river have a fishy smell, which tastes more delicious after being fried and tastes like eating screws.