Ingredients:
1 kg brinjal or aubergines
¾ cup oil
2 large cloves of garlic
2 inch piece of ginger
1½ cups sugar
2 tbsp salt
2 tbsp chilli powder
2 tsp cumin seeds
¼ tsp mustard seeds
1 tsp fenugreek (methi) seeds
1 tsp turmeric (haldi) powder
2 cups vinegar

Method:
Wash and cut the brinjals into 1 inch pieces.
Peel and chop the ginger and garlic coarsely.
Soak the spices in vinegar for one hour, then grind.
Heat oil in a pan. Fry the ground spices till they do not smell raw.
Add the sugar, salt, and brinjal. Stir well.
Cook on low heat till the brinjal is soft and the mixture has thickened.
Cool and bottle.