A plate of northern Shanxi nostoc commune pies [Photo/shanxi.gov.cn]

Northern Shanxi province is home to the nostoc commune pie, which is 13-18 percent of protein, 4-6 percent carbohydrates, 13-15 percent inorganic salt, and 1-4 percent crude fiber, and contains a variety of vitamins and minerals such as phosphorus, zinc, and calcium.

The northern Shanxi nostoc commune pie is crispy, delicious and brightly colored, making it extremely popular among locals.