Arrange the pork belly in a wide and deep cooking pot. Pour-in the water. Make sure that the pork belly is fully submerged in water. Let boil.

Once the water starts to boil, add the garlic, onion, 1 tablespoon salt, and whole black peppercorn. Simmer for 30 to 40 minutes.

Remove the boiled pork belly from the cooking pot and place in a plate. Let it cool to room temperature for best result let it sit on the fridge overnight

Before frying rub the skin with rocksalt then deep fry it for about 10 mins medium heat remove it from the oil and refry it again for about 10 mins until it gets extra crispy.