In a pot, put water and bring to a boil.
Add pork and vinegar. Simmer for 1.5 hours or until pork is tender.
Remove meat from the remaining liquid and set aside.
In a wok, saute garlic, onions, tomatoes and ginger.
Add pork and mix the ingredients together. Cook for 5 minutes.
Add shrimp paste, mix together and simmer for 5 minutes.
Add green finger chilies and simmer for another 3 minutes.
Serve and enjoy!
Inspired by Crafty Momma.