Two reasons, one you'd be more likely to choke on certain foods if you didn't. And second it helps ease the process of further digestion in the stomach.
food is chewed in your molars.
A soft mass of chewed food ready to be swallowed is known as
A ball of chewed food mixed with saliva is referred to as a bolus.
saliva
A ball of chewed up food is called a bolus. It forms in the mouth during the chewing process and is then swallowed to move down the esophagus and into the stomach for further digestion.
Already Been Chewed. :)
barf
in the stomach of cours.
bolus
a bolus
"Chewed" is the past tense of "chew." It describes the action of grinding and crushing food with the teeth.
The medical term for the mass of chewed food ready to be swallowed is "bolus."