Sinan bin Salamah narrates from his father that the Prophet (peace and blessings be upon him), on the day of Khaybar, passed by some cooking pots containing the meat of domestic donkeys. He (peace and blessings be upon him) ordered that they be overturned, and so they were overturned.
Hadith Referenceالمعجم الكبير للطبراني / باب السين / 6317