Ginataang Pritong Tulingan

I want to cook this like paksiw sa gata where in there is no need to fry the fish, but some of my friends begged me to cook it this way, and I can not refuse them. So here it is

Ingredients:
1 regular size skipjack tuna (Tulingan)
2 eggplant
2 cups pure coconut milk ( kakang gata)
2 tablespoons ginger strips
1/2 cup vinegar
1 onion
3 cloves garlic
spring onion
salt and pepper to taste

Procedure:
1.  Clean the fish, sliced and fried, then set aside.
2. In a pot saute the ginger and garlic then the onion, once finished, add the fish and vinegar, let simmer for few minutes over low heat.
3. Add the eggplant and simmer until tender.
4. Add the coconut milk and the rest of the ingredients, then simmer until finish.
5. Serve it hot with rice.