Foie gras is made from geese and duck livers which have been fattened, usually by force feeding. Sold whole or as a pate, it is considered a gourmet food in both Western and Asian cuisine, but the practice of force-feeding has often been criticised as cruel by animal activists.
California banned its manufacture and sale in 2012. A US federal judge has blocked the ban on sales but the state appealed the ruling.
Anderson's appearance at the French parliament comes as the sector struggles with a production freeze due to the spread of bird flu in southwestern France, by far the biggest producing region.
The industry says the measure will cost them as much as 350 million euros.
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"We understand that some people don't want to eat foie gras but they should not keep foie gras lovers from eating it," Marie-Pierre Pe, an official with the Cifog foie gras producers association said.
France produces nearly 20,000 tonnes of foie gras per year.Its main export markets include Japan, Spain and Belgium.About 30,000 families in France depend on the sector for a living, according to the Cifog.
-AAP