He became hungry and wanted something to eat, but while lunch was being prepared he was overcome by a "trance" [i.e., a semi-conscious, vision-like state]

"I was in the city of Joppa and [one day], while praying, I fell into a trance [i.e., a semi-conscious, vision-like state] and saw a huge sheet-like container being lowered down from the sky by its four corners. As it came into view

"And it happened that when I returned to Jerusalem and was praying in the Temple, I fell into a trance [i.e., a semi-conscious vision-like state].