She's already shocked viewers of her cookery show by putting white wine in spaghetti Bolognese and admitting that she's never had a home delivery of a pizza,

This week, on her BBC2 programme Mary Berry Everyday, the 81-year-old caused outrage again when she made an indulgent potato, cheese and leek pie.

Viewers flocked to Twitter to point out that her pie resembled more of a stew or casserole due to its lack of pastry base.

One viewer admitted that they felt 'utterly betrayed' while another joked that it was no wonder she was no longer part of Bake Off if she thought the creation passed for a pie.

Mary Berry had promised fans lashings of naughtiness on this weeks' programme but her recipe left some people's blood boiling.

After she had made the potato, cheese and leek filling, Mary started on her 'quick flaky pastry.'

She said she wanted a 'lovely light pastry' and that the more air you get in the better.

After the pastry was chilled in the fridge for half an hour, she told viewers about her 'last trick to really make the perfect crust.

The 81-year-old chef created a potato, cheese and leek pie from scratch but fans flocked to Twitter to comment on the fact it only had a lid

Her controversial decision sparked an outcry on social media as viewers claimed that her pie resembled more of a 'stew with a lid on'

Instead of creating a base, Mary simply put a piece of pastry round the edge and on top

She said that she wanted to make a 'perfect crust' but didn't acknowledge that she only meant on top

'I'm going to put a strip of pastry round the edge so that it looks well risen.'

It was at this point that viewers realised she hadn't actually created a base for her pie.

People flocked to social media to express their anger and accused her of making a 'casserole with a pastry top' or a 'stew with a lid on.'

Viewers were so angry that they tweeted expletives about Mary Berry's decision not to include a base

People were outraged when they saw the popular chef cut into her potato, cheese and leek pie

One viewer admitted that they felt 'utterly betrayed' while another said 'Sorry Mary, but it's not really a pie if there's no pastry base'