Pork Balchao (Goan recipe)

Ingredients:
4 tbsp vegetable oil
1 tbsp grated fresh root ginger
1 tbsp crushed garlic
1 in piece cinnamon stick, broken up
2-4 dried red chilies, chopped
4 cloves
2 tsp cumin seeds
10 black peppercorns
675g cubed leg of pork, fat removed
1 tsp ground turmeric
200ml warm water
1 1/2 tbsp tomato puree
1/2 tsp chili powder
1 large onion, finely sliced
1 tsp salt
1 tsp granulated sugar
2 tbsp apple cider vinegar
fresh chillies to garnish

Prepare Spice Mix:
Grind cinnamom stick, dried chilies, cloves, cumin seeds and peppercorns to a fine powder using a spice mill or coffee grinder

Preparation:
1) fry 2 tbsp of oil and add ginger and garlic for 30 seconds
2) add spice mix and fry for 30 seconds
3) add pork and turmeric on slightly increased heat and fry for 5-6 minutes stirring (until meat releases juices)
4) add water, tomato puree, chili power; then simmer for 35-40 minutes
5) heat remaining oil and fry sliced onion for 8-9 minutes until browned
6) add onions, salt, sugar and cider vinegar to the pork and simmer for 30-35 minutes