Thoroughly clean the pork pigue or buttocks.
Place the lemongrass, garlic, onion, ginger, whole peppercorn, ground black pepper and salt at the bottom of a bot. Place the pork meat on top of the herbs and spices and pour water. Boil and simmer for an hour and a half or until the meat is tender.
Remove meat from the broth and pat dry. Cool to room temperature and refrigerate overnight.
Heat oil until smoking hot.
Combine hot water and salt. Mix until salt is dissolved. Baste the skin of the meat with the brine solution before frying.
Fry the meat until golden brown.