Because it is unique and has high nutritional value. Sand crab juice is the juice made of sand crab. Guangxi Beihai is rich in resources, and a large number of sand crabs will come out at low tide. Because the sand crab juice is fermented with raw sand crab and salt, the mature sand crab juice smells special, but it tastes delicious, so the sand crab juice is like stinky tofu, which is especially liked by people who like it, and avoided by people who don't like it.

The raw material of sand crab juice must be sand crab. The sand crab grows in the sand. The sand crab has very high requirements on the environment and cannot tolerate any pollution. The sand crab drills holes very fast, drilling a sand hole with a depth of 16 or 17 cm in minutes. Grasping sand crabs requires skill, which is generally easy to catch in two situations. First, when the sun is shining at noon, the sand crabs come out in groups and grab them one by one, without worrying that they will get into the hole. Second, at night, you can catch it with a flashlight.

? ? In fact, the production of sand crab juice is very particular. To make it, you must use live sand crabs and buy them at the seafood stalls by the sea. Generally, the shopkeepers have just caught them, and the ones you bought in the morning are the freshest. Or they will go to the seaside to catch it now, wash it directly in the sea water and bring it back and sort it out directly. Washing with tap water at home will wash away part of the original taste of the sand crab, and the smell of the made sand crab juice is far from good.

China on the tip of the tongue and other famous food festivals are indispensable to the fame of the crab juice, but I think it is more because the crab juice is the memory of the older generation in Beihai, a representative food cultural symbol in Beihai, and a cultural symbol.