Put the flour and butter into a bowl and rub together to form breadcrumbs

Add the egg to bind and a little water if needed. Wrap and chill for 30 minutes

Heat oven to 200C

Roll out the pastry and line a butter 20 flan dish . Prick all over

Bake blond for about 20 minutes

In a large panels the golden syrup , butter and sugar

Remove from the heat and stir in the cornflakes

Spread the jam over the base f the cooked pastry

Top with the cornflake mix and put back in the oven for 5 minutes so the mixture sets