When anyone of you begins eating, say:
Bismillāh.
And if you forget then when you remember, say:
Bismillāhi fī awwalihi wa ākhirih.
When anyone of you begins eating, say:
With the Name of Allah.
And if you forget then, when you remember, say:
With the Name of Allah, in the beginning, and in the end.
Reference:
Abu Dawud 3/347, At-Tirmidhi 4/288. See Al- Albani's Sahih At-Tirmidhi
2/167.
Whomever Allah has given food, should say:
Allāhumma bārik lanā fīhi,
wa aṭ`imnā khayran minh.
Whomever Allah has given milk to drink, should say :
Allāhumma bārik lanā fīhi,
wa zidnā minh.
Whomever Allah has given food, should say:
O Allah, bless us in it and provide us with better than it.
Whomever Allah has given milk to drink, should say :
O Allah, bless us in it and give us more of it.
Reference:
At-Tirmidhi 5/506. See also Al-Albani, Sahih At-Tirmidhi 3/158.