Colleran Butchers Ltd. of Galway is recalling whole bales of the implicated hams, of approximately 6kg size due to the presence of Listeria monocytogenes. The affected hams were sold to caterers and to retailers for slicing at deli counters within Co. Galway. Retailers are being provided with point of sale recall notices. The Food Safety Authority of Ireland has issued this alert. The batch codes are 319 and 321 and the use-by dates are the 3rd of December 2011 and the 5th of December 2011, respectively.