1, pour in the ribs and boil with water.
2, the ribs go to the bloody foam.
3. Add ginger and ribs, add 1.5 liters of water and cook for 30 minutes on medium heat.
4. Add wax gourd and cook on low heat 10 minute.
5, add salt, stir well, serve, and sprinkle with chopped green onion.
6. Serve in a bowl.