Put all the ingredients into a baking sheet and let them bake in the oven at 150° for 4-5 hours.
Watermelon has high content in carbohydrates and beta-carotene, which enhances the antioxidant defense of cells. Also, the content of watermelon in lycopene gives its characteristic red color and is involved with a lower risk of developing prostate cancer and cardiovascular disease. Watermelon is rich in vitamin A, which contributes to the health of vision, and vitamin C, helping to maintain healthy bones and immune system. Finally, concerning trace elements, watermelon contains selenium, which strengthens the body's defenses.
Source: Georgia Karampela