Christmas hodgepodge pie | Jamie Oliver recipes

Ingredients

• 2 rashers of higher-welfare smoked streaky bacon
• 25g unsalted butter
• olive oil
• 2 sprigs of fresh rosemary
• 2 leeks
• 2 field mushrooms
• 2 teaspoons wholegrain mustard
• 50g plain flour
• 1 litre organic chicken stock
• 2 tablespoons crème fraîche
• 500g leftover cooked turkey and/or stuffing
• 200g uncooked Brussels sprouts
• 2 tablespoons cranberry sauce
• 1 large free-range egg
• PASTRY
• 500g plain flour, plus extra for dusting
• 250g cold unsalted butter