2. Slice the lemon, wash the medlar and put it in a clean bottle.
3. Dig out the pulp of grapefruit, put it in a bottle, and then pour in boiling water.
4. After the water cools, add honey and put it in the refrigerator for one hour.
5, the freezing time can be according to your own preferences, if you don't like to drink too much ice, you can ice less for a while.
6. In the hot summer, drinking grapefruit lemon tea can not only cool off the heat but also lose weight.