completely switching gears, recognize these guys? probably not on the menu at the school we just profiled, but we love these things anyway. >> help yourself to one of those. >> i will. >> today nabisco is celebrating the 100th birthday of the mallomar. look at how much it has changed. purists argue it must be enjoyed vertically, tasting the graham cracker, marshmallow and chocolate all at once. >> on november 13th, 1913, predating the federal reserve. >> it's that old, my goodness. one of the only cookies covered in pure chocolate. >> because it's real chocolate and such a thin coating, they aren't available in the summer months. only on store shelves between october and april. >> 85% of all mallomars are sold in new york city area. isn't that weird? >> why we like these and people across the country are like what are these things and they are baked at a single nabisco plant in ontario, canada. they are delicious. >> we love mallomars. >> cheers to mallomars.