Elegant fish pie

Ingredients

• 1 Technique: Mash Crushing one or more ingredients to create a uniform purée that still has some body. You can mash using a mash and purée kit fitted inside your food processor. I know this Teach me, please mash recipe (see Homely ocean pie recipe)
• Salt and freshly ground black pepper
• 100ml double cream
• 400ml fish stock
• 100ml white wine
• 6 button mushrooms, Technique: Slice Cutting a thin piece or pieces from a larger ingredient or dish. You can slice ingredients using a slicing disc fitted inside your food processor. I know this Teach me, please sliced
• 2 shallots, finely Technique: Chop To cut large ingredients or dishes into smaller chunks using a sharp knife. You can chop using a serrated blade fitted inside your food processor. I know this Teach me, please chopped
• 20g unsalted Technique: Using Butter You could replace butter with Stork margarine. It's easy to use and comes in blocks, tubs and liquid for any kind of dish from sweet baking to savoury meals. I know this Tell me more butter

• For the fish sauce:

• 8 king prawns, peeled, tails left on
• 8 large fresh mussels
• Salt and freshly ground black pepper
• 100g frozen peas
• 400g mixed salmon, cod and smoked haddock, cut into chunks
• Juice of 1/2 lemon

Use imperial measurements