Britons have been cutting back on driving, not buying clothes and swapping Sainsbury’s for Lidl. In fact, just swapping six food essentials could save people £250 a year says Which?

She continued: “Shopping around and buying own-brand products is an easy way to save hundreds of pounds a year.

“Those prepared to switch to a cheaper supermarket for their regular shop will likely find some great value alternatives to their favourite brands – with many even beating their well-known rivals for taste in Which?’s tests.”

Which? Said there are six main items that people could swap and save a fortune on.

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A spokesperson for Sainsbury’s said: “We understand our customers are counting every penny at the moment.

“That is why we’re investing over £500million to keep prices low on the items our customers buy most and continue to inflate behind competitors.

“Our latest financial results released this week also show that customers continue to choose to shop with us, filling up their trollies with great quality and value food.”

A spokesperson for Lidl said: “It has always been our firm belief at Lidl that no one should have to pay a premium for good food.

“This belief is at the core of everything we do, whether that’s keeping prices low or making our offer as accessible as possible through the opening of new stores.

“As households navigate the increasing cost of living, it is our absolute promise that we will continue to offer them the best value in the market.”