Eggplant Kasundi

Ingredients

• 120g/4oz ginger peeled and cut into chunks
• 6 long green chilli halved lengthways, deseeded and pith removed
• 1 head garlic peeled
• 1 large onion red or brown, peeled and quartered
• 1 1/4 cups rice wine vinegar
• 3/4 cup neutral oil
• 3 tbsp ground cumin
• 3 tbsp mustard seeds
• 1 tbsp ground turmeric
• 1 tsp chilli powder (optional)
• 2 eggplant trimmed and diced
• 2 cups water
• 2 tsp salt
• 3/4 cup soft brown sugar