This file photo shows a foie gras dishe, being prepared at a restaurant on June 29, in Hermosa Beach, California. Days after a foie gras ban came into force in California, a Los Angeles restaurant ... more 

This file photo shows a foie gras dishe, being prepared at a restaurant on June 29, in Hermosa Beach, California. Days after a foie gras ban came into force in California, a Los Angeles restaurant group and others have filed a lawsuit seeking to overturn the bill outlawing the controversial gastronomic delicacy less