FreshRealm is recalling certain chicken fettuccine alfredo products that may contain an outbreak strain of listeria monocytogenes contamination.

Premade chicken Alfredo meals sold at Walmart and Kroger have been recalled after a listeria outbreak sickened 17 people, caused 3 deaths, and led to a pregnancy loss across 13 states. Read on to know more about this deadly infection.

The outbreak, which includes at least 17 people in 13 states, began last July, officials said. At least 16 people have been hospitalized.