Black beans and black rice and black sesame seeds eat long-term fire, need to cooperate with some of the nourishing Yin and fire to neutralize, such as lily, lotus seeds and so on. The nature of the lily of the valley is: taste sweet; slightly cold; to the lungs, heart meridian; efficacy is: nourishing yin moist lungs, cough, clear the heart and tranquilize the mind. Lotus seeds are sweet and astringent in nature and enter the heart, lung and kidney meridians. Its effects are: benefiting the kidney and fixing essence, tonifying the spleen and stopping diarrhea, stopping the band, and nourishing the heart.