Smoked Salmon & Leek Quiche

Ingredients

• 200g plain flour
• 1/2 tsp salt
• 100g butter chilled and diced
• 1 egg
• 3–4 tbsp cold water
• 2 tbsp butter
• 1 leek white part only, thinly sliced
• 2 tsp thyme leaves chopped
• 4 eggs
• 1 1/2 cups cream
• 1/2 tsp freshly grated nutmeg
• several grinds of freshly ground black pepper
• 2 tbsp chopped parsley
• 200g hot-smoked salmon deboned and flaked
• 2 tbsp finely grated Parmesan