He didn't handle any food. Cobes was a retard hire, these companies get tax breaks for hiring retards and they create special jobs for them so they cause as little trouble as possible in their day-to-day routine. Cobes stocked straws, cups, lids, napkins, refilled sauce packets, wiped tables, and collected trays. When they were busy sometimes he was asked to refill the iced tea, until he spilled it multiple times and mixed up the sweet and unsweetened tea. He didn't operate anything more sophisticated than a broom and dustpan.