“Do you know what a source for a concept that a real dough which is baked in a normal manner, should need to have a toar lechem? I don’t see that in the MB”
see orach chaim 168, MB sif kattan 38
also see Rabbi Bodners book on brochos, vol 2, p. 484-485, note 16 and 16.2, and his note about R S.Z. Aurbach.
almost certainly, a wrap is a mezonos.