When baking a cake or a tray of biscuits, there are various ways to make sure nothing stays stuck when it comes out of the oven – but some are more sustainable than others. Most people will reach for baking paper to prevent things from sticking to the tray. Often, though, the paper gets binned after only one use. In practice, this paper can be used several times, as it only needs to be thrown it away once it is dirty, brittle or darkly discoloured. You may just want to keep the paper from sweet and savoury recipes separate. However, there are plenty of more durable alternatives to baking paper…