Put the flour and salt into a large bowl . Rub in the fat to resemble breadcrumbs , gradually add in enough cold water to bind. Bring to a ball and wrap in cling film , chill in fridge for 30 minutes.

Grease a 24 flan dish . Roll out the pastry on a lightly floured surface . Line the tin with the pastry . Use a piece of pastry to push it into the flutes . Do not trim ! Prick the base and put in fridge for 10-20 minutes.

Heat oven to 200c . Cover the pastry with baking paper weigh it down with baking beans , or rice or dried beans even pennies . Bake for 15 minutes , remove the paper and beans and bake for 5 more minutes . Remove from oven and trim excess pastry

Grill the bacon rashers and then cut into pieces . Turn oven to 180c

In a large bowl beat together the eggs , cream , milk a little salt and pepper and nutmeg if using . Add in the cheese and half the bacon . Pour this into the flan case , top with the remaining bacon

Bake for 40 minutes or until the filling is set and becoming golden and risen.