French Apple Flan

• 1 baked pastry shell

To Make French Pastry Cream

Combine sugar and cornflour in the top of a double saucepan. Stir in milk and cook over direct heat, stirring all the time, until mixture comes to the boil. Boil for 1 minute. Beat yolks slightly, add a little hot milk mixture and pour into milk and sugar mixture, stirring. Cook, stirring, over hot but not boiling water for 5 to 10 minutes. Strain and cool.