Proponents of offal-eating point out that it's just polite to use every part of a beast we've killed .... it's really the least we can do

It's cheap, it's nutritious, it's full of protein - so why are we still steering away from eating every part of the animal, including offal

One of Hannah Miller Childs' go-to bar snacks is chicken hearts.

"A bit of mustard, you can eat it with a toothpick," she says.

You could also chop it up, add it into mince and make it a full nutritious meal.

Adding offal to mince in government school lunches last week hit the headlines because parents hadn't been warned it was coming…

Go to this episode on rnz.co.nz for more details