2. Add a proper amount of water to the pot, and add 50g of onion, 30g of ginger, 5g of cinnamon, 5g of star anise, 2g of pepper and fragrant leaves1g.. After the fire boils, put it in your stomach, and then turn to a small fire, and the water temperature is always kept at about 90 degrees. After cooking 10 minutes or so, insert a few small stomachs with a needle or toothpick.