Because the process is so laborious, many kosher restaurants choose to close during Passover.

While most kosher restaurants are small businesses operating only a single location, some operate multiple locations within a city (often in New York City).

It was surprising because I'd never had a tender steak at a strictly kosher restaurant before.

There are also Jamaican, Colombian and kosher restaurants.

Greek, Spanish, Japanese and even kosher restaurants now dot Warsaw.

The food at Shalom's is neither Jewish deli nor the traditional, predictable fare found at most kosher restaurants.

Avenue J is a low-key commercial strip, with many kosher restaurants, deli, pizzerias, and butchers.

It is now possible to find kosher restaurants and caterers serving foods from virtually every corner of the world.

"It's not enough to simply find kosher restaurants," Mr. Madar said.

It is Uno, perhaps Rome's only truly kosher restaurant.