it all boils down to
boil (something) down to (something)
To reduce or simplify (something) to the most basic, essential, or fundamental element(s). Your essay is far too long. Please try to cut out any superfluous text and boil it down to about 10 pages. The issue really boils down to whether customers will be willing to pay more for the same product or not.
it all boils down toit amounts to or is in essence.
Boiling down a liquid means reducing its volume and concentrating it by evaporation.
1998 Times And why are deals getting more complex? Unsurprisingly it all boils down to profit.