Elisabetta Grillo says he never saw Nigella Lawson take drugs but he believes she did . Saatchi says he did not authorize more than $ 1 million in spending by the accused . Allegations of drug use by Lawson were made in a pre-trial hearing for the case earlier this week , when an e-mail sent by Saatchi to Lawson in October was read out by the defense . Ex-aides Saatchi and Charles Saatchi deny embezzling money from Francesca , Nigella Lawson . Representatives for Nigella Lawson have not commented on the drugs claims .
Elisabetta Grillo says he never saw Nigella Lawson take drugs but he believes she did . Saatchi says he did not authorize more than $ 1 million in spending by the accused . Ex-aides Saatchi and Charles Saatchi deny embezzling money from Francesca , Nigella Lawson . Representatives for Nigella Lawson have not commented on the drugs claims .