De or het lunchuitzending?

The correct Dutch article is:

de lunchuitzending

Rule Words ending in -ing: almost always de. See the rule

How to use lunchuitzending

the lunchuitzendingde lunchuitzending
this lunchuitzendingdeze lunchuitzending
that lunchuitzendingdie lunchuitzending
our lunchuitzendingonze lunchuitzending
your lunchuitzendingjouw lunchuitzending
every lunchuitzendingelke lunchuitzending
which lunchuitzending?welke lunchuitzending?
a big lunchuitzending / the big lunchuitzendingeen grote lunchuitzending, de grote lunchuitzending