Fragrant mango & apple chutney - Good Food Middle East

Ingredients

• 3 1?4 large ripe mangoes, about 1kg/21?4lb
• 2 tbsp sunflower oil
• 2 onions, halved and thinly sliced
• thumb-sized piece fresh root ginger, peeled and cut into thin shreds
• 10 green cardamom pods
• 1 cinnamon stick
• ½ tsp cumin seed
• ½ tsp coriander seed, lightly crushed
• ¼ tsp black onion seeds (Nigella or Kalonji are good)
• ½ tsp ground turmeric
• 2 Bramley apples, about 500g/1lb 2oz, peeled, cored and chopped
• 1 large red chilli, deseeded and finely sliced
• 375ml white wine vinegar
• 400g golden caster sugar
• 1 tsp salt