Nadiya uses a crisp potato rosti mxture as the base of this cheese ... Generously grease a 24cm/9½in round tart tin or pie dish, preferably not loose-bottomed to prevent any leaks.

Potato pastry is a wonderful way of using up ... Pinch the edges of the pastry to make a rough tart case with a rim. Pour the filling mixture into the tart case, then sprinkle over the cheese ...