Chinese duck & five-spice pies

Ingredients

• 2 kilograms whole duck
• 2 cups (300g) plain (all-purpose) flour
• 2 teaspoons orange rind, finely grated
• 1/2 teaspoon five-spice powder
• 125 grams butter, chopped coarsely
• 1 egg
• 1 tablespoon water
• 1 tablespoon vegetable oil
• 4 (100g) shallots, chopped finely
• 2 tablespoons plain (all-purpose) flour
• 1/2 cup (125ml) chicken stock
• 1/4 cup (60ml) chinese cooking wine
• 2 tablespoons light soy sauce
• 2 tablespoons orange juice
• 2 teaspoons light brown sugar
• 4 cinnamon sticks
• 1 egg, beaten lightly