1.
Process the garlic, chillies, lemon grass, ginger, galangal, lime leaves and coriander into a paste in a food processor.
2.
In a bowl, mix together the vinegar, fish sauce and soy sauce.
3.
Place sugar into a saucepan with 4 tablespoons water and stir over medium heat until sugar dissolves. Turn the heat to high and cook for 4 minutes or until the syrup begins to colour. Continue to boil until the syrup is almost burning and gives out a toffee aroma.
4.
Quickly add the spice paste and stir for 1 minute. Stir in the vinegar mixture and cook for a futher 2 minutes, then remove from the heat. Allow to cool and pour into a clean glass jar, cover and refrigerate until ready to use.
Ingredients
Lemon grass, galangal, kaffir lime leaves and Chinese black vinegar can be purchased in Chinese/Oriental speciality shops.