Steps:
1, eggplant cutting hob.
2. Cut ginger, garlic, onion and pepper.
3. Marinate eggplant with salt.
4. Pour the oil in the pan and fry the eggplant first.
5. Add ginger and garlic and stir fry.
6. Add watercress and stir fry.
7. Pour in eggplant peppers and stir fry for a few times to taste and color.
8. Add monosodium glutamate and sprinkle with chopped green onion.