Australian woman Erin Patterson was found guilty Monday of murdering three of her estranged husband’s relatives by deliberately serving them poisonous mushrooms for lunch.

It found Ms Patterson guilty on three counts of murder and one of attempted murder. The case has gripped Australia with its compelling mixture of tortured family drama and, the jury has decided, elaborate murder plot,

Erin Patterson, 50, was charged with the murders of her mother-in-law Gail Patterson, father-in-law Donald Patterson and Gail's sister, Heather Wilkinson, along with the attempted murder of Ian Wilkinson, Heather's husband.