Erin Patterson killed four elderly relatives by serving them beef Wellingtons laced with death cap mushrooms. Today, what the jury didn’t know, and why they’ve jailed Erin Patterson as a mass murderer. 

Find out more about The Front podcast here. You can read this story and more on The Australian's website or on The Australian’s app.

This episode of The Front is presented by Claire Harvey, produced by Kristen Amiet and edited by Joshua Burton. Our team includes Lia Tsamoglou, Tiffany Dimmack, Stephanie Coombes and Jasper Leak, who also composed our music.