Question

If a piece of chapatti is chewed for some time, it tastes sweeter.why?

Answer 1

our saliva break down the complex starch present in the chapatti into simple sugar and that's the reason why a chapatti taste sweeter after chewing it for some time 

Answer 2

It is because Chapatti contains starch.So when it is chewed it mixes with the saliva to form sugar or maltose.So we taste sweet.
Hope it helps and pls mark as the best answer. :-)