Formaggio di Fossa di Sogliano is a traditional Italian Protected Designation of Origin (PDO) cheese ripened for a minimum of 5 months, with the feature of a ripening of at least 80 to at most 100 days in pits, digged into tuffaceous rocks according to medieval tradition of Italy. In this study, a challenge test using as a surrogate of was performed, with the aim of increasing knowledge concerning the impact of the Fossa cheese process, and especially of the traditional ripening process of this PDO, on the behaviour of Pasteurized milk was experimentally inoculated with 4.5 log CFU/mL cocktail by three strains, and and Mesophilic Lactic Acid Bacteria (LAB) counts as well as the evolution of temperatures, pH and a values were monitored throughout the manufacturing and ripening processes.
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