Fig. 4. Hardness evolution of Kougelhopf obtained by sweet doughs ( j) SY and ( )
DY according to freezing treatment. (a, b, c) Same letters within SY sweet dough do
not significantly differ (P < 0.05). (A, B, C, D) Same letter within DY sweet dough do
not significantly differ (P < 0.05). ⁄ Differ significantly between SY and DY sweet
doughs (P < 0.05).