Spice bag
A takeaway bag of chips, chicken, peppers and onions shaken up in spice. The national dish after midnight.
I'm after twelve pints, I'd kill a man for a spice bag.

Shall I translate it into posh English for you, boss?
Good morning, sunshine. Here it is in posh English.
Having taken twelve pints, I should commit a grave felony for a portion of spiced chips.
Questions
What does spice bag mean in Ireland?
A takeaway bag of chips, chicken, peppers and onions shaken up in spice. The national dish after midnight.
How do you use spice bag in a sentence?
“I'm after twelve pints, I'd kill a man for a spice bag.”
Updated
On the list: Irish slang words