«يَا هَذَا أَيَكُونُ ذَاكَ خَبَرُكَ وَهَذَا خُبْرُكَ؟»
O man, is that your public account and this your actual condition?
Khabar suggests a report or account; khubr points toward knowledge of what someone truly is or experiences. The near-identical sounds with different vowel patterns sharpen the rebuke.
The narrator is not objecting to food itself. He is questioning the discrepancy between the impression created by the speech and the situation now before him.