The feeling that constant food stuck in the throat could be many possibilities
1. GERD- reflux disease.
2. Tonsillolith- food debries stuck forming stone like
3. If its of recent it could be foreign body
Whatever the reason it could be visit ENT specialist
get a better evaluation and treatment
I hope you found my response to be helpful and informative. If you have any additional concerns I would be happy to address them.