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Biography

Jonathan Deutsch, Ph.D.

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Jonathan Deutsch, Ph.D. is our Advice Guy and Professor of Culinary Arts and Food Science at Drexel University in Philadelphia. He is the author of six books, including They Eat That? A Cultural Encyclopedia of "Weird" Foods (ABC-CLIO, 2012).

Articles by
Jonathan Deutsch, Ph.D.

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Operations

What's the fastest way to thaw frozen food?

Whether you're slacking or defrosting, there's no getting around the fact that it's probably going to take a while, Advice Guy says.

Operations

Can restaurants ban guests for trolling them on social media?

The mantra in hospitality law is that you can deny service for any reason, so long as it’s not for the wrong reason, Advice Guy says.

Operators should consider both the business and moral aspects of officially going green, Advice Guy says.

Operators should consider both the business and moral aspects of officially going green, Advice Guy says.

Expensive new equipment might help boost output, but operators should do the math first, Advice Guy says.

It's good that customers want to be green, as long as it's not jeopardizing safety and sanitation, Advice Guy says.

It helps to remember the old expression: “No one thinks they need insurance until they need insurance," Advice Guys says.

Just because an operator can legally push fees onto the guest doesn't mean they should, Advice Guy says.

Cashless may be the way of the future, but be sure to have a Plan B for cash-carrying customers, Advice Guy says.

Conventional wisdom says two dozen, but coming up with a precise answer will require some old school math, Advice Guy says.

By offering diners a way to give feedback, operators can lessen the blow later, Advice Guy says.

Every restaurant should make a conscious effort to gather guest feedback—good and bad—from as many customers as possible.