Vindaloo pork

Name: Vindaloo pork
Prep time: 15 min
Cook time: 5 h 10 min
Total time: 5 h 10 min
Yield: 4 portions
Ingredients: 2 tsp coriander seeds; 1 tsp cumin seeds; 2 cm cinnamon quill; 4 whole cloves; 2 cardamom pods; 1 tsp black peppercorns; 1 tsp dried chilli flakes; 3 cm piece fresh ginger; 6 garlic cloves; ½ tsp ground turmeric; 1 pinch salt; 1 tbsp olive oil; 2 tsp apple cider vinegar; 1000 g pork belly meat, boned; 2 brown onions; 2 - 3 fresh bird's eye chillies; 30 g olive oil; 8 fresh curry leaves; 1 tbsp soft dark brown sugar; 1400 g water; 1 tsp salt; 200 g basmati rice; 1 tsp black mustard seeds; 50 g roasted unsalted cashew nuts