Tea is a healthy drink that Chinese people love  After brewing and drinking the tea a few times, most people discard the leftover tea  An expert pointed out that in fact, the substances in tea that can be dissolved in water are limited, and a lot of them are nutritious
Many people leave the leftover tea leaves to make tea cakes, tea eggs, etc
 The substances still remain in the tea, it is a pity to throw away for nothing, people should eat the leftover tea