Beat the egg and set aside;

Heat the frying pan, pour in rice, tomato sauce, black pepper, salt and stir well;

Wash your hands and take a proper amount of rice and roll into a ball shape with a small hole in the middle;

Put the cheese into the small hole, add rice and seal it;

Pour cooking oil into a wok. When the oil becomes heat, dip the rice ball into egg sauce and bread crumbs, then deep fry until golden brown;

Add thousand island dressing, honey mustard sauce or seaweed to serve according to personal preference.