Tomato and chilli jam

Ingredients

1 x 400g/14oz can plum tomatoes
4 red chillies, chopped
4 garlic cloves, peeled
7cm/3in piece fresh ginger, peeled, chopped
3 tbsp fish sauce (nam pla)
120ml/4fl oz red wine vinegar
375g/13oz soft light brown sugar
1 tsp cardamom pods, lightly crushed
70g/2½oz raisins
400g/14oz fresh tomatoes, chopped

Method

1. Place the canned tomatoes, chilli, garlic, ginger and fish sauce into a food processor and blend until smooth.
2. Place the tomato sauce into a non-reactive pan over a medium heat and add the vinegar, sugar, cardamom pods and raisins. Bring to the boil then add the chopped fresh tomatoes. Reduce the heat and simmer for 45-55 minutes, or until the sauce has thickened to a chutney or jam-like consistency.
3. Transfer to sterilised jars and seal until ready to use. The jam should keep for 2-3 weeks in the fridge.