Christmas leftovers: spiced turkey pie recipe

Serves 4-6 Here’s my Christmassy number, taking on board sage advice from Camilla Stephens, the founder of pie company Higgidy 2 tbsp butter 2 tbsp olive oil 4 large leeks, sliced, or 4 onions, chopped 2-3 tsp curry paste (or to taste – powder will do) 1 tbsp plain flour 175ml/6fl oz stock 500g/a generous …