‘When you are about to eat, you should say:
بِسْمِ الله .
…and if you forget to say it before starting, then you should say (when you remember):
بِسْمِ اللهِ في أَوَّلِهِ وَآخِـرِه .
Bismil-lahi fee awwalihi wa-akhirih.
‘In the name of Allah in it’s beginning and end.’