Ingredients
Method
- Melt the butter and cook the onion, carrot and celery for 8-10 minutes. Stir in the flour, cook 1-2 minutes, then gradually add the stock.
- Simmer until thickened, stir in the milk and mustard, fold in the chicken and peas, season well.
- Cool slightly, transfer to a pie dish, top with pastry, brush with egg, cut a vent.
- Bake at 200°C (180°C fan) for 25-30 minutes until golden.
