Summer fish pie - Good Food Middle East

Ingredients

• 500ml vegetable or fish stock
• 500g skinless salmon fillets
• 500g skinless pollack fillets
• 300g raw or cooked prawns (see tip)
• 175g frozen peas, defrosted
• small bunch dill, chopped
• 200g green beans, chopped
• 300ml /½ pt white wine
• 200ml double cream
• 1 heaped tbsp cornflour
• 1½ kg new potatoes, larger ones halved
• 3 tbsp olive oil
• small bunch spring onions, chopped
• 140g cheddar, grated
• 1 bunch chives, chopped