1. Watermelon peel, egg and tomato soup: cut the watermelon peel with the outer hard skin removed into small pieces or strips, boil it in water, and add tomatoes, eggs and seasonings. This soup is not only delicious, but also can relieve summer heat and induce diuresis.

2, watermelon fruit soup: put watermelon and other fruits into water and cook together. If you want to look good, take some fruits of different colors and add milk and rock sugar.