Canadian E coli illnesses spark walnut recallCanada's food safety agency yesterday announced that a Quebec company has recalled its packaged and bulk walnuts, imported from the United States, because they are suspected in an Escherichia coli O157:H7 outbreak in the country's eastern provinces. The Canadian Food Inspection Agency (CFIA) said recalled walnuts, distributed by Amira Enterprises, Inc., carry the Amira, Tia, and Merit Selection brand names.