This is a paradox as DFS is usually consumed without heat
treatment where pepperoni on pizza is an exception. Although high
levels of NaNO2 were used in this study, previous reports have shown
rapid decline of NaNO2 during production in fermented sausages
containing 150–300 ppm in the batter providing sausages with only
marginal residual levels of NaNO2 in finished sausages (Bozkurt and
Erkmen, 2004; Marco et al., 2006). These results raise an argument for
continued use of NaNO2 in DFS.