Chorizo, pork belly & chickpea casserole

Name: Chorizo, pork belly & chickpea casserole
Prep time: 20 min
Cook time: 2 h 30 min
Total time: 2 h 50 min
Cuisine: European, Mediterranean, Spanish
Ingredients: 1 tbsp olive oil; 700g skinless, boneless pork belly, cut into large bite-sized chunks; 100g cooking chorizo, sliced into thin rounds; 1 large onion, chopped; 1 large carrot, finely chopped; 1 tsp fennel seed; small pinch dried chilli flakes; 2 garlic cloves; 4 bay leaves, fresh are best; sprig of thyme; large pinch golden caster sugar; 1 tbsp tomato purée; 50ml sherry vinegar or good quality red wine vinegar; 400g tin chopped tomato; 400g tin chickpea, drained and rinsed; fresh chopped parsley