Tube Bone Winter Melon Soup
1.
Peel the wax gourd, wash and slice, wash the tube bones and set aside
2.
Put the tube bones into the soup pot, add water to cover the tube bones, boil on high heat, and remove the blood on low heat
3.
Add ginger slices, pour 3 drops of rice vinegar, boil on high heat, pour into electric pressure cooker
4.
Choose the soup, and pour it into the soup pot after it's simmered
5.
Boil on high heat, pour in winter melon, simmer for 10 minutes, add a little salt to taste, and simmer for 5 minutes on low heat.