The supplement shakes were sold to hospitals and long-term care facilities, including nursing homes. There is a nationwide recall for the ReadyCare and Sysco Imperial Frozen Supplemental Shakes. Twelve deaths associated with the listeria outbreak have been linked to the shakes.

The supplemental shakes are labeled under the brands Lyons ReadyCare and Sysco Imperial and were sold to institutional customers, including hospitals and long-term care facilities, officials said.

The frozen supplemental drinks have been linked to an outbreak of listeria that has killed at least 11 people and hospitalized 37.