Lemon tea is a popular drink in Shanghai, especially during the colder months when a warm beverage is preferred. It is made by steeping black tea leaves in hot water and adding freshly squeezed lemon juice and honey or sugar to taste. Lemon tea is known for its refreshing citrus flavor and is often enjoyed as a natural remedy for sore throat or cold symptoms. In Shanghai, you can find lemon tea in tea houses, cafes, and even street vendors.