1. Divide the mixed dough evenly into 12 pieces; 2. Take one piece and shape it into a cake shape with a diameter of 5 cm, thick in the middle and thin around it, put 16g of fillings in the middle, wrap it up and press it into a shape of 7 cm in diameter. round cake shape; 3. Pour 1L soybean oil into the pot. When the oil temperature rises to 180°C, add the kneaded sweet potato cakes into the pot one by one. Fry until golden and take out to control the oil.