A Hawaii-based firm is recalling approximately 400 pounds of ready-to-eat pork product due to possible contamination with Listeria monocytogenes. Keoki’s Lau Lau of Honolulu issued a recall of it’s “Keoki’s Brand Kalua Pork” Saturday after the U.S. Department of Agriculture’s Food Safety and Inspection Service (FSIS) discovered the problem during follow-up testing after routine sampling resulted in a positive Listeria test. Products subject to recall include 12 oz. tubs of “Keoki’s Kalua Brand Pork” and 48 oz. tubs of “Keoki’s Kalua Brand Pork.” The ready-to-eat pork product bears establishment number “EST. 12429,” located inside the USDA mark of inspection. It is also marked with batch numbers 546 or 552. The product in question was produced on May 25, 2012 and distributed to retail establishments in Hawaii. For more information about the recall, consumers can call Jamie Kema, Office Manager at 808-832-4231. Symptoms of Listeria infection include fever, muscle aches and in some cases gastrointestinal symptoms such as nausea or diarrhea. Those at risk for more severe illness include pregnant women, young children, elderly persons and immunocompromised individuals. If you think you may have contracted a Listeria infection, contact you healthcare provider.