In a pot, boil the tamarind fruit with 2 cups of water until the tamarind is soft. Strain the fruit and extract the juice. Set aside. If there are no tamarind fruit available, use sinigang powder mix.
In a medium size pot, bring the pork broth into a boil. Then add tomatoes and gabi and boil until tender.
Then pour the tamarind juice. If fresh tamarind is not available, then use sinigang mix. Then add 2 cups water or rice washing.
Then add in the string beans, okra, eggplants and radish and continue cooking for about 2 minutes. Add some patis to taste if desired, then add the kangkong and siling haba. Simmer for 1 minute more.
Add in the lechon kawali, stir and simmer for 1 minute or less. Or you can just add the lechon kawali upon serving. Serve hot.