Roasted chicken and leek pie – Australian Meat Emporium

Ingredients

• 1 tablespoon olive oil
• 1 brown onion, sliced
• 2 garlic cloves, sliced
• 1 leek, sliced
• 100g streaky bacon
• 50g unsalted butter
• 40g plain flour
• 225g pouring cream
• 1 teaspoon dijon mustard
• 2 cups (500ml) @ausmeatemporium chicken stock
• 1 whole roasted chicken, shredded
• 50g parmesan cheese, grated
• Small handful parsley, finely chopped
• 375g frozen puff pastry, thawed
• 1 egg, lightly beaten
• Sesame seeds to scatter