Vendor-sold (grass jelly) is usually made on the same day and sold by bicycle, shouting slogans like 'grass jelly, grass jelly, eat grass jelly' while moving. Those who hear the call will stop and be offered white sugar. In the north, it's called '' (guīlíngpao).

The materials for real jelly (grass jelly) come from: the turtle-head turtle is a precious Chinese medicine used for clearing heat and detoxifying; earth murtling () is used to dispel dampness. Besides these two main ingredients, other herbs like Polygonatum, chamomile, chrysanthemum, and goldenflower are added to enhance their effects. Jelly (grass jelly) has the functions of clearing heat and detoxifying, drawing blood, nourishing skin, and promoting health. It's mild and balanced, suitable for men, women, and the elderly.

However, some sources say that real jelly (grass jelly) should be made with golden turtle, only using the turtle's chest and abdomen, specifically the belly plate, because it's softer and contains more gel, making it easy to turn into a paste. Golden turtle plates are best with aged, old plates, which can nourish yin, eliminate fire, relieve bone heat, dizziness, and tinnitus. Licorice is used to nourish the spleen, clear heat, detoxify, relieve cough, relieve pain, and harmonize medicines.

The jelly (grass jelly) that ordinary people truly admire is not the canned one, but the jelly (grass jelly) sold on the street. It comes in a delicate small bowl with a small spoon, with a small piece of jelly (grass jelly) on the spoon, and the vendor will ask you, 'Do you want to add honey or milk?' Then, they carefully and skillfully eat a little bit at a time, whether adding honey or milk, it's equally smooth and delicious, melting in your mouth. It's only later that 'developed' canned jelly (grass jelly) can be compared to this.

The recipe for jelly (grass jelly)

1Wash the earth murtling (), chamomile, goldenflower, Polygonatum, winter plum blossom, woolly thread moss, purple moss, and licorice thoroughly with water.

2Crush the turtle plates, mix them with earth murtling (), goldenflower, Polygonatum, winter plum blossom, woolly thread moss, purple moss, and licorice, put them in a pot, pour in a certain amount of water, first boil for two hours, then add the cool rice grass and boil for half an hour, turn off the fire, and remove the herbal residue.

3Pour the herbal juice into the bowl, let it cool and solidify into a paste, and that's it - jelly (grass jelly).

4Some people are particular about clearing heat and detoxifying, so when eating sweets, jelly (grass jelly) is a must, and the best is jelly (grass jelly) with sweet red bean paste: the sweet red bean paste is slightly sweet, jelly (grass jelly) is smooth and bitter, complementing each other perfectly.