Made entirely at Trevilley Farm using cheese, potato, swede and onion.
Brush top with egg yolk or milk.
Cut a thumb sized hole in the top.
Place in a preheated oven at 200ºC.
If, after 30 minutes the pastry is golden, turn down the heat to approx 170ºC and cook for a further 30 minutes.
If not, leave at the existing temperature and cook for a further 30 minutes.