A man wearing a blue shirt, black apron, eyeglasses, and a mask is handling food in a tray.
A young man with earrings and a mohawk, prepares hamburgers at a fast food restaurant.
You can not infer she is making hamburgers.
Just because the food is on a tray doesn't mean the man works at a fast food restaurant.
A man can be working and not have earrings and a mohawk.