Erin Patterson has refuted claims she told her lunch guests at an ill-fated lunch that she had been diagnosed with cancer .

Erin Patterson testified Tuesday that she vomited up the deadly mushroom lunch that she served to family members in Australia.

Australian Erin Patterson, who is accused of feeding poisonous mushrooms to her estranged husband's relatives, said she carefully planned the meal.

Follow Daily Mail Australia's live coverage of accused mushroom chef Erin Patterson's murder trial here.

Erin Patterson has refuted claims she told her lunch guests at an ill-fated lunch that she had been diagnosed with cancer .

Erin Patterson denies intentionally putting toxic fungi into a home-cooked meal to kill her relatives.

Erin Patterson was reduced to tears under intense cross examination where she was branded 'two faced' by a senior prosecutor.

The prosecution in the Erin Patterson mushroom murder meal trial went another round with Patterson Friday.