Smoked mackerel on toasted crumpets - Good Food Middle East

Ingredients

• 2 ready-to-eat smoked mackerel fillets
• 90g crème fraîche
• ½ lemon , juiced
• 2 dill sprigs , finely chopped
• 2 parsley sprigs , finely chopped
• 1 Granny Smith apple , cored and cut into matchsticks (optional)
• 4 crumpets
• butter , for spreading
• 4 slices of cucumber
• 1-2 radishes , sliced
• small handful of finely chopped chives