An Australian mother who murdered her estranged husband's parents and aunt by feeding them a beef wellington laced with poisonous mushrooms has been jailed for a minimum of 33 years.

Erin Patterson, 50, lured her former parents-in-law Don and Gail Patterson, both 70, and Gail Patterson's sister, Heather Wilkinson, 66, to lunch at her home in Leongatha, Victoria, on 29 July 2023.

Mrs Wilkinson's husband, Reverend Ian Wilkinson, also ate the meal, which was served alongside mashed potatoes and green beans, but survived after receiving a liver transplant and spending months in hospital.

Patterson, a mother-of-two, had made the pastry dish with deadly death cap mushrooms, also known as amanita phalloides.

Image: Pic: AP

Her trial in Morwell, southern Australia , heard that Patterson

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