Storing carrots and celery in a particular way could help them stay fresh for weeks.

These foods are essential to many meals – from soups to bolognese sauce, they pack tonnes of flavour and give dishes a nutritional boost.

But if they’re not kept properly, these vegetables can quickly turn soft and soggy. If you’re cooking for just one or two people, this can be particularly frustrating as you might not be able to use up all of your vegetables before they lose their crunch and taste.

Luckily,…