The recall was issued because of possible cross contamination of products with Listeria monocytogenes from contact surfaces.
The bacteria can cause a serious infection called listeriosis. Symptoms include fever, muscle aches, diarrhea and other gastrointestinal problems. It can be treated by antibiotics.
No illnesses have been reported according the USDA and FDA.
A full list of products can be found at the link below
http://www.fda.gov/Safety/Recalls/ucm371955.htm?source=govdelivery&utm_medium=email&utm_source=govdelivery
The products were to the following states, including Pennsylvania:
Alabama, Arkansas, Colorado, Florida, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Nebraska, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, Wisconsin and Wyoming