1. Wash the ribs and drain them. Add water to the pot. When the water boils, add ribs and a small amount of cooking wine to boil off the blood color. It takes about 2-3 minutes to remove and drain.

2. cut the corn into small pieces of about 4cm. Cut the wax gourd into pieces about 3cm for use.

3. Take the casserole and add water. Add ginger slices and pepper.

4. when the water in the pot boils, add the ribs. Drop a few drops of white vinegar. Bring it to a boil and turn to low heat for 4 minutes.

5. Add corn and simmer for about 3 minutes.

6. Add wax gourd and simmer for 3 minutes. Add salt and you can drink it.