NEW : `` We are working closely with authorities to investigate this matter , '' company says . USDA says the products may be contaminated with E. coli . It is the second recall this summer for the company . The product carries the USDA mark of inspection , bearing the establishment number `` EST . The first was in August after a salmonella outbreak linked to raw chicken at one of its plants in California.
NEW : `` We are working closely with authorities to investigate this matter , '' company says . USDA says the products may be contaminated with E. coli . It is the second recall this summer for the company . The first was in August after a salmonella outbreak linked to raw chicken at one of its plants in California.