After picking the gray vegetables, soak them in hot water for five minutes, and then take them out to dry.

Grifola frondosa, plant name, belongs to Chenopodiaceae. Millet is born in fields, wasteland, grassland, roadside and near houses, and grows everywhere in China. Collect seedlings or tender stems and leaves to eat from April to July every year. Collect tender stems and leaves, blanch in boiling water pot to remove bitterness, and make various dishes by hot and cold frying. The whole plant can be used as medicine, which is sweet, flat and slightly toxic.