Waitrose has issued an update

Sales of jacket potatoes, butter and full-fat products have skyrocketed this year as shoppers ditch ultra-processed foods in favour of flavour, says Waitrose . The posh supermarket has noticed a "fundamental change" in customer shopping habits, largely driven by concerns over ultra-processed foods and the popularity of weight-loss injections.

This year's "trends" include what Waitrose calls the "great carb comeback", with sales of everything from beans to bread soaring due to a renewed focus on gut health and plant-based diets, emphasising the importance of fibre. Sales of large potatoes have increased by a third compared to last year, while searches for "jacket potato" on Waitrose.com have shot up by 178%.

Shoppers have also shown a revived interest in

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