Topps Meat Company, LLC, an Elizabeth, NJ, establishment, is voluntarily recalling approximately 331,582 pounds of frozen ground beef products because they may be contaminated with E. coli O157:H7, the U.S. Department of Agriculture's Food Safety and Inspection Service announced today.

he frozen ground beef products were produced on June 22, July 12 or July 23 and were distributed to food service institutions in the New York metropolitan area and to retail establishments nationwide.

An investigation into a cluster of illnesses in the Northeast region carried out by the New York State Department of Health in coordination with the Centers for Disease Control and Prevention led to a positive product sample collected by the New York Department of Health.

On June 9, 2007, a ground beef recall was expanded.