Grammar fix
tuck in
start eating eagerly
to start eating, especially with enthusiasm because you're hungry or the food looks good
phrasal verbB1core
Hear it in context
Notice where the phrase sounds natural.
Right, it's all on the table — tuck in everyone, before it goes cold.
He was starving, so he tucked into his curry the second it arrived.
Fix the pattern
One small grammar move makes it sound right.
Don't say 'tuck in the food' — it's 'tuck into the food' or just 'tuck in'.