Fillet of mackerel with warm pak choi, string beans and chilli jam

INGREDIENTS

• 4 mackerel
• 2 pak choi
• 200g/7oz string beans
• 2 red chillies
• 3 plum tomatoes
• 8 lime leaves
• 2 lemongrass
• 25g/1oz root ginger
• 2 garlic
• 2 small shallots
• 4 tbsp Thai fish sauce
• 40ml/3 tbsp sesame oil
• 50ml/2 fl oz dark soy sauce
• 2 tbsp clear honey
• 3 limes
• 150g/5½oz caster sugar
• 110g/3¾oz crème fraîche
• 4 tbsp coriander cress