Day lily (Latin name: Hemerocallis citrina Baroni) is also known as day lily, yellow flower, yellow flower, girl without worry, seven-star dish and tranquilizing dish. It belongs to Liliaceae, a perennial herb, and has the reputation of "viewing flowers, eating vegetables and using medicine". Its carotene content is no less than carrot, its meat is fat, its flowers are fragrant and its nutritional value is high. It is a famous alkaline food. Fried meat with day lily is one of the home-cooked dishes in Northeast China, and it can also be pickled and shabu-shabu.