Place cut pork shoulder in a large saute pan or sauce pot.
Pour in water, vinegar, and sauce pot.
Add garlic, peppercorn bag, and bay leaves.
Set over medium-high heat and bring mixture to a boil.
Reduce heat, cover pot, and let mixture simmer for 30-40 minutes until meat is tender.
During cooking, occasionally turn pieces of meat for even braising.
Taste sauce. Add additional soy sauce, vinegar, or water according to taste preferences.
Before serving, remove black peppercorn bag and bay leaves.
Serve with freshly cooked jasmine rice.
