Bring the water to a boil in a covered pot over high heat. Stir in the rice. Lower the heat to low. Cover and cook the rice for about 25 minutes, stirring frequently, until the water is absorbed and the rice is tender. Remove from the heat. Turn the rice into a bowl. Stir in the mozzarella, Parmesan, and parsley, mixing well to melt the mozzarella. Add the salt and peppe