In the document, they point to four Listeria outbreaks that were linked to deli items.
- A 2022 outbreak in which the majority of ill people reported eating products sliced at the deli counter. The outbreak strain was identified in environmental samples collected at a retail deli and several open packages of meats sliced at the deli.
- A 2020 outbreak where epidemiologic evidence showed that Italian-style deli meats was the likely source. The majority of ill people reported purchasing prepackaged deli meats and meats sliced at deli counters. Shopper records were used to help confirm these deli meats as the suspect vehicle;
- A 2019 outbreak in which the majority of ill people reported eating products sliced at the deli counter. The outbreak strain was identified in environmental samples collected at multiple retail deli locations and in meat sliced at the deli; and
- A 2018 outbreak associated with RTE ham products. Ham products were recalled by the manufacturer because of potential contamination with Lm. The products were identified as being sold at retail delis and as the source of Lm illness that led to a recall.
FSIS Best Practices Guidance for Controlling Listeria monocytogenes (Lm) in Retail Delicatessens
June 2023
FSIS-GD-2023-0004
This guidance document provides information for retail firms. The guidance covers:
- Actions retailers can take in the delicatessen (deli) area to decrease the potential for Listeria monocytogenes (Lm) growth and cross-contamination;
- Steps retailers can take to help ensure that deli products are maintained under sanitary conditions that do not allow Lm adulteration of the product;
- Information from the U.S. Food and Drug Administration’s (FDA) Food Code, scientific literature, other guidance documents, and lessons learned from meat and poultry establishments that retailers can use to control Lm; and
- Helpful tools that retail firms can use to identify potential gaps in current best practice procedures