Crab, asparagus & Jersey royal salad | Borough Market

Ingredients

• 300g Jersey royal potatoes, scrubbed
• 1 sprig of mint
• 300g crab meat, split into white and brown
• 1 green apple, cored and finely chopped
• 3 spring onions, finely sliced
• 200g asparagus, woody stalks removed and saved
• 1 baby gem, leaves picked and washed and dried, heart split in two
• 10g chervil leaves, washed and picked
• 10g tarragon leaves, washed and picked
• 10g parsley leaves, washed and picked
• 20g seaweed or sea purslane
• Juice of 1 lemon
• 2 egg yolks
• ½ tsp sea salt
• Juice of ½ lemon
• 200ml vegetable oil
• 100ml extra virgin rapeseed oil
• Pinch of cayenne pepper
• Pinch of white pepper