What food can you take on a plane? The rules every traveller should know

Whether you’re on a short-haul or long-haul flight, having access to a snack or two can help the time fly by. Naturally, not everyone is a fan of what airlines have to offer, but across the internet, there are now countless videos encouraging passengers to take “gourmet snacks” and extensive boxes of treats. Some are even teaching you how to cook a whole meal on the flight itself.

You might see videos like this and puzzingly recall a time your jar of peanut butter was confiscated at…