Two police officers in Boston grew suspicious when they ordered coffee at Dunkin’ Donuts and witnessed the worker slink out of sight to make their drinks. They turned their attention to a monitor with a camera in the back room and saw the worker allegedly add nasal mucus to their coffee.

My Fox Boston reports the officers told the manager what they saw. The suspect was fired after the manager checked out the security tape. He now faces two counts of attempted simple assault.

If you’ve worked in the food industry, what warning signs should customers watch out for to make sure their food hasn’t been tainted?

Coffee shop worker adds mucus to cops’ coffee [My Fox Boston]

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