Pork Sinigang sa Santol

My family loves this so much when I let them taste it. 

Ingredients:
1 kilo pork
8 pieces santol ( skin or rind removed)
1 litre water plus 3 cups for boiling the santol
1 bunch swamp spinach (kangkong)
1 onion 
2 tomatoes
3 tablespoons fish sauce (patis) optional
salt and pepper to taste

santol

Procedure:
1.  Slice 6 pieces santol into halves, put in the pot together with the 3 cups of water then bring to a boil, when boiling reduce the heat and just simmer until the santol flesh is tender(around 20 minutes) turn off the heat and let cool. Remove the santol seeds then put the santol flesh and the water in a blender and blend well until smooth. 
2. In a pot,  put the pork,  2 pieces santol (slice into quarter),  onion and tomatoes then allow to simmer for 5 minutes over medium heat .
3. Add the water and bring to a boil, then simmer until the meat is tender, season with fish sauce, salt and pepper.
4. Add the water spinach (kangkong) and simmer for a minute,  then add the blended santol and seeds according to your taste,  simmer until the flavor is well blended. Turn off the heat.
5.Serve and do not forget to smile :-).