Generally speaking, burning grass can solidify in about an hour. If it doesn't solidify, you can pour it back into the pot, simmer it, and then add 2: 1 powder and water. After stirring evenly, it is easy to solidify.

Cao Xian Shao is a traditional specialty drink in southern Fujian and Taiwan Province Province. The authentic ancient method in China is to cook directly with grass, and some with Cao Xian powder and Cao Xian liquid. Besides being popular in Taiwan Province Province and Fujian Province, burning grass is also popular in Japan and Southeast Asia. There are many kinds of fairy grass, one of which is also very popular in Guangdong, Hong Kong and Macao, but it is called Guiling Ointment in these areas. The raw materials are Xiancao, only Smilax glabra starch.