A small piece of sugarcane is about 300g, horseshoe 10, 6 red dates, 6 dried longan and 20 rock sugar. Peel the sugar cane and cut it into small pieces. Peel the horseshoe and wash it for use. Put all the ingredients except rock sugar into the pot, add appropriate amount of water and cook together for about 30 minutes. Put rock sugar before cooking.

Water chestnut:

Water chestnut (scientific name: water chestnut? (Burm。 F.) Trin) is a plant of Eleocharis in Cyperaceae. Creeping rhizomes are slender. Most of the culms are tufted, straight, slender, cylindrical, 40- 100 cm high, 2-3 mm in diameter, gray-green, smooth, hairless and septate. After drying, the surface of the stalk has knots and many longitudinal stripes.

No leaves, only 2-3 leaf sheaths at the base of the stem; Sheath is light brown, smooth, hairless, membranous, clasping stems, with oblique sheath mouth and sharp tip, 7- 15 cm long. Spikelets are cylindrical, 2-4 cm long, about 3 mm in diameter and light green.

Nutlets are obovate, oblate, biconvex, 2 mm long and 65438±0.2mm wide, smooth, yellow at the top and hexagonal in surface cells. Style base is flat, long and narrow triangle, not spongy, and there are inconspicuous rings at the base. The texture of the ring is the same as that of the nutlet, but the color is lighter.

Refer to the above content: Baidu Encyclopedia-Water chestnut