Haha... Jury still out on whether the fuel drum remains... Then again, the rest could be relatively light.
I know that the Italians ate very well compared to the British hard tack, bully beef and tea, and Mr. Googles characterized typical German fare (not field rations) thus:
Of course these AI pronouncements need to be taken 'with a grain of salt'...

It also goes on to assert its rated capacity as
A full drum might be close to half that weight?... So not out of the question.
I wouldn't want to be hauling that up or down any significant slope in a hurry, but on an airfield that may not be an issue.
Its response also seems to align with info in one of my reference books (regarding 82 series vehicles), which I used Google translate to interpret:
View attachment 187279
So thanks for the comment, got me digging into German text!