Overview

• Erin Patterson faces charges of murdering three relatives and attempting to kill a fourth by allegedly serving beef Wellington laced with death cap mushrooms in July 2023.
• Simon Patterson testified that Erin did not inquire about the welfare of her lunch guests, who suffered severe poisoning, with three dying and one surviving after weeks in intensive care.
• Prosecutors allege Erin planned the lunch to poison her in-laws, while her defense argues the deaths were a tragic accident caused by unintentional use of poisonous mushrooms.
• The court reviewed text messages showing escalating tensions between Erin and Simon over family events, finances, and child support in the months before the incident.
• Forensic evidence, including remnants of the meal recovered from Erin's bin, and testimony about her behavior and medical history, are central to the trial's ongoing proceedings.