Grilled mackerel with pickled gooseberry ketchup - Master recipes

Ingredients

• 2 fresh mackerel , filleted and pin boned, each fillet cut across the grain into three pieces -
• 1 tsp sea salt -
• 2 tbsp dill , leaves picked, to serve -
• 150ml white wine vinegar -
• 2 tbsp golden caster sugar -
• 4 juniper berries -
• 1 tsp black mustard seeds -
• 3 black peppercorns -
• 1 bay leaf -
• 150g gooseberries , washed -
• ½ cucumber , cut into ribbons -
• 1 tbsp olive oil -
• pinch fennel seeds -
• 1 onion , finely sliced -
• 1 green apple , peeled, cored and cubed -
• 1 garlic clove , crushed -
• 1 green chilli , deseeded and chopped -
• 1 tsp brown sugar -
• 100g thick, live natural yogurt -