Amaranth, formerly known as amaranth, alias: Yan Laihong, Lao Nian, Lao Laishao and tricolor amaranth, Latin scientific name: tricolor amaranth,? Amaranthaceae, Amaranthus panicum miliaceum, has stout, green or red stems, often branched when young, with or without hair. Amaranth is soft and smooth, thick and sweet, and has the effect of moistening stomach and clearing heat. Also known as sunflower, crab dish, shepherd's purse and shepherd's purse. Some places are also called "Red Mushroom Tiger", Yunxiang cuisine, Tianyun cuisine and cold dishes.