2. Boil the water in the pot, add the spices such as star anise, cinnamon, pepper, fragrant leaves, onion and ginger slices, then put the salted elbow in the pot, boil it with high fire, and turn to low heat for about 3 minutes.
3. Add a proper amount of salt and boil for a while before taking out. Then take out the elbow, rinse it with clear water and control the water to dry for later use.
4. Put a small amount of water in the pot, and pour in a proper amount of rock sugar to stir-fry the sugar color.
5. When the rock sugar completely melts into water and begins to change color, gently put the elbow that controls the drying water into the pot.
6. Add a small amount of soy sauce and soy sauce for color matching.
7. Turn it over continuously until the elbows are completely and evenly colored and the soup is boiled.
8. Then put it on a plate. If you like sweetness, pour the soup in the pot on your elbow and sprinkle with chopped green onion.