Wash the mini napa cabbage thoroughly and cut it into quarters.
Add water to the steamer and bring it to a boil.
Once steam rises, place the napa cabbage in the steamer.
Cover with a lid and steam over medium heat for 7-10 minutes.
When the cabbage is cooked, transfer it to a plate while hot.
Serve with a dipping sauce such as seasoned soy sauce, according to your preference.