Soak saffron in hot water. Wash and soak rice in 3 c water (optional). Heat ghee and fry onions and then remove and keep aside. Add cinnamon, cumin seeds,
cardamoms, cloves and salt. Wait 1 minute and then add the bay leaves and 1/2 the onions. Drain the rice and reserve the water. Add the rice grains and stir for 4-5 minutes until all the water evaporates and the grains of rice are coated with oil. Add the water and bring to a boil. Add saffron and its water and pressure cook at 15 psi. Remove from the heat and allow the pressure to drop by itself.