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Erin Patterson was accused of killing three of her ex-husband's family members and injuring one other after serving them poisonous mushrooms in 2023

She pleaded not guilty and was convicted of murder and attempted murder in July 2025

The mother of two was handed three life sentences several months later

On July 29, 2023, Erin Patterson invited four members of her ex-husband’s family over for lunch. Within a week, three of them were dead, and one was hospitalized.

Though the Australian mom told police that their deaths — caused by eating Beef Wellington that had been laced with lethal death cap mushrooms — were a tragic accident, evidence led them to believe it was premeditated murder.

Before the incident, Erin allegedly invited her ex-husband, Simon Patterson , his p

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