1. Remove the leaves from the tail of the wild water chestnut.
2. After removing the old part of the root, cut the water chestnut into hob blocks and put it in a tray for later use.
3. Heat the pot first, then pour in the oil and sauté the chopped garlic.
4. Pour the chopped water white pieces into the pot, stir-fry at medium and large until the water is dry.
5. Add oyster sauce, dark soy sauce, cooking wine, and sugar to the pot and stir quickly evenly.
