In a high-profile murder trial, Erin Patterson asserts her innocence regarding the meal that killed her relatives, claiming she also fell ill after consuming a dessert. The court has heard evidence suggesting she might have inadvertently included toxic mushrooms in the dish served to guests.
Toxic Mushroom Trial: Australian Woman Claims Accidental Contamination in Fatal Lunch

Toxic Mushroom Trial: Australian Woman Claims Accidental Contamination in Fatal Lunch
Erin Patterson testifies in court about the tragic lunch that resulted in the deaths of three family members, maintaining that it was an unintended incident rather than a malicious act.
Erin Patterson, the woman on trial for allegedly poisoning her relatives with a toxic mushroom-laden lunch, maintained in court that the meal was an unfortunate accident. In a statement that has garnered considerable media attention, Patterson described how she became ill after indulging in dessert—the reason she vomited after the meal.
Facing charges of murder and attempted murder connected to a beef Wellington lunch held at her home in Victoria, Australia, in July 2023, Patterson has claimed her innocence, insisting that the toxic death cap mushrooms were not intentionally included. Prosecutors contend that she served the deadly fungi solely to her guests, affecting only them, while Patterson's defense argues she unknowingly served a contaminated dish which also made her sick.
During her third day of testimony, Patterson disclosed that she only sampled a small portion of the main course before consuming an excessive amount of cake, leading to her subsequent vomiting. Addressing the court, Patterson confessed to having fabricated a false cancer diagnosis to coax guests into attending the lunch, stemming from her embarrassment over weight-loss surgery plans.
The tragic outcome saw three of her guests succumb to mushroom poisoning in the days following the lunch: her former in-laws, Don and Gail Patterson, both 70, and Gail's sister, Heather Wilkinson, 66. The only survivor, local pastor Ian Wilkinson, suffered extensive hospital treatment.
In the Victorian Supreme Court, Patterson elaborated on the meal preparations, emphasizing her festive childhood experiences associated with beef Wellington and specifying the mushrooms she used. She stated she had blended a variety of mushrooms but later recalled that some may have been wild varieties she foraged herself, raising concerns about their safety.
Throughout the proceedings, witnesses—including the surviving guest—have provided accounts of the dining experience, with Patterson describing a casual serving style with no assigned seating. As questions spiraled, she also contested claims about the dinnerware used that day.
The court has heard that Patterson has battled bulimia since her teenage years, often consuming large quantities of food followed by expulsion, a detail that has added complexity to the investigation into the lunch's deadly outcome. The trial has already spanned nearly six weeks and is drawing global scrutiny as Patterson and her legal team rigorously defend against the allegations.