21 | Tracking down the mushroom source

The health department official, whose job it is to respond to health risks, read the court her messages to Erin Patterson as she tried to trace the source of the mushrooms used in the deadly lunch.

Kristian Silva and Stephen Stockwell also discuss the results of the lunch guests' autopsies and the defence's challenges to digital forensics officer, Shamen Fox Henry.

If you've got questions about the case that you'd like Kristian and Stocky to answer in future episodes, send them through to mushroomcasedaily@abc.net.au

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It's the case that's captured the attention of the world.

Three people died and a fourth survived an induced coma after eating beef wellington at a family lunch, hosted by Erin Patterson.

Police allege the beef wellington contained poisonous mushrooms, but Erin Patterson says she's innocent.

Now, the accused triple murderer is fighting the charges in a regional Victorian courthouse. Court reporter Kristian Silva and producer Stephen Stockwell are on the ground, bringing you all the key moments from the trial as they unravel in court.

From court recaps to behind-the-scenes murder trial explainers, the Mushroom Case Daily podcast is your eyes and ears inside the courtroom.

Keep up to date with new episodes of Mushroom Case Daily, now releasing every day on the ABC listen app.