1. Wash the lemons with salt water.
2. slice.
3. Put them in a glass jar, put a layer of lemon and a layer of rock sugar, in turn.
4. When it is full, put the lid on and put it in the refrigerator for two days.
5. Put an appropriate amount of black tea, and sip a water of water first.
6. Heat the water. Add an appropriate amount of small ice cubes.
7. When the color becomes dark, the tea leaves can be filtered out and kept in the refrigerator.
8. Take the lemon out of the refrigerator.
9. Pour a small amount of lemonade and a slice of lemon into the cup.
10. Pour in the chilled ice tea and sprinkle with a mint leaf. The lemon ice tea is ready to drink.
