After blanching the young stems and leaves of Northeastern Weiwei, it can be mixed, stir-fried, steamed, made into soup, and stuffed. The processed dried weicai should be soaked in warm water and eaten after soaking. It can be made into "Cold Weicai", "Stir-fried Weicai", "Steamed Pork with Weicai", etc.

The rhizomes of Northeastern Weiwei are soaked in water for about 7 days, then taken out and mashed. After filtering, the starch can be extracted, which can be used to make vermicelli and vermicelli, which has a certain nourishing effect.