Preparation materials: water chestnut 300g, pig bone 400g, ginger, salt.

1, prepare shelled water chestnut and a pig bone.

2. Wash the pig bones in the pot for later use.

3. Wash water chestnut with fine salt, then rinse and control water for later use.

4. Put all the materials into the rice cooker and add some water.

5. Add three slices of ginger to taste, cover the pot and stew for two hours.

6. When eating, add fine salt to taste according to personal taste.