Sweet and sour cucumber sauce

Radio Times. 5 steps

50ml white wine vinegar	Gently heat until sugar dissolves, boil 1 minute. Leave to cool.	stir in
100g castor sugar
1 1/2 tablespoons water
2 teaspoons Thai fish sauce
50g cucumber	very finely dice
25g carrot
25g onion
2 red chillies	thinly slice

The vegetables may be grated for an interesting texture