Like many meat and vegetable soups in the Philippines, nilagang baboy is served as a main course. Serve with a mixture of fish sauce and calamansi juice on the side for drizzling over the meat and vegetables. Best enjoyed with rice.
Place the spare ribs in a pot, cover with water and bring to the boil. Allow to boil for ten minutes until scum has risen to the surface.
Dump the pork into a strainer and rinse to remove all impurities.
Put the pork ribs in a clean pot and cover with water.
Add the onion, garlic, peppercorns and fish sauce.
Bring to the boil, cover and simmer for about an hour or until the meat is fork tender.
Cook the vegetables
Scoop out the pork and move to a bowl.
Discard the onion, garlic and peppercorns.
Drop the corn into the broth and cook for ten minutes.
Add the potatoes and cook for ten minutes.
Add the squash wedges and cook for five minutes.
Lay the bok choy halves on the hot broth and press down lightly to make sure all the leaves and stalks are submerged in the hot liquid. Cook for five minutes.
Return the pork ribs to the pot and simmer just until the meat is heated through.
Taste the broth and add more fish sauce, if needed.
Divide the pork ribs and vegetables among four bowls, ladle in hot broth and serve.