Seafood Pot Pie | Fish People

Ingredients

• 115g unsalted butter
• 225g cups thinly sliced yellow onion
• 225g thinly sliced fennel
• 225g thinly sliced celery
• 225g thinly sliced carrots
• 62g all-purpose flour
• 100ml dry white wine
• 700ml fish stock
• 60ml heavy cream, divided
• 1 tablespoon salt
• ½ teaspoon ground black pepper
• 1 fillet halibut, skin removed, cut into 1-inch pieces
• 225g scallops, halved horizontally
• 225g peeled and deveined king prawns
• 450g crabmeat, picked over
• 170g frozen green peas
• 2 tablespoons chopped fresh parsley, plus more for garnish
• 1 large egg, lightly beaten
• 1 packet frozen puff pastry sheets, thawed