Jersey potato salad with Thai flavours

Ingredients

• 750g Jersey Royal potatoes
• a small knob of root ginger, peeled and finely chopped
• 2 spring onions, trimmed and finely chopped
• juice of 1 lime
• 1 tbsp rice wine vinegar (optional)
• 2 tsp light or dark brown soft sugar
• 1 garlic clove, crushed
• 2 tbsp Thai fish sauce
• 2 tbsp groundnut or light olive oil
• 2 red bird eye chillis, deseeded and finely chopped
• ¼ cucumber, chopped
• 1 x 31g pack coriander, leaves only
• 2 tbsp chopped mint