Hi,loking to your profile, you need to have some inv. firstly you should check your blood sugar in fastinfg and two hour post lunch to r/o DM. get done sonograme for your abdomen along with liver
function test and lipid profile
. mean while you can eat food via proper chewing. if still problem persisit than add some prokinetics ie Tab domstal
10 mg three times a day before 15 min to meal. this will probably help you. and get back with investigation.