The Colorado Department of Public Health and Environment announced on Wednesday an expanded recall of Parkers Farm products sold at Whole Foods, Target, Sams Club, Costco, Wal-Mart and Safeway stores. See a complete list of recalled products.

The recall, originally announced Jan. 8, now includes all products and sell-by dates because of possible Listeria contamination.

Listeriosis is caused by  parasitic bacteria and affects primarily pregnant women, young children and people with weakened immune systems.

Symptoms include fever, diarrhea, nausea, headaches and abdominal pain. Listeriousis can cause miscarriages and stillbirth.

Parkers Farm, based in Coon Rapids, Minn., makes a variety of cheeses, peanut butter, dips, spreads and salsas.
Recalled products can be returned to the store for a full refund. Call the company for more information at 800-869-6685.