Drying fruits in direct sunlight is the oldest and least expensive way. In this method, the apricots are first picked and washed, then placed on a tray or in a hygienic and suitable environment, and is dried in exposure to sunlight and heat, the products gradually lose their moisture and turn into a delicious product. Drying apricots in direct sunlight, causes the slices to turn black. The drying time of apricots depends on the weather condition, up to 3 weeks. Black sun-dried apricots are a good source of calcium, potassium, vitamin K, etc.