Surviving the recession has not come easy for Bob Chinn’s Crab House. Despite being the largest grossing restaurant in the United States, the Chicago-area company has had its share of challenges.

The Norovirus hit the restaurant in January of this year, causing 400 people to get sick -- seven of them employees.

Business dropped for about a month, Manny Rouman, executive kitchen manager for the company, told IntraFish. But the restaurant dug itself out of the crisis through public outreach and good service.

"We