EcoGrill is made entirely from alder-wood. It leaves behind only powder and is super portable and easy to light, making it ideal for camping, festivals and days out. You can also use it at home as a guilt free alternative to charcoal.

"They are made from cheap materials, including aluminum, and impregnated with fossil-fuel-based accelerants. They are a nightmare at every stage: production, use and don't get me started on how they are shoved in bins (sometimes when hot, causing fires) or left in parks.

For eco disposable go for a natural single-use. Eco Grill from ecogrill-uk.com. These are 100 per cent biodegradable, needs only a match to light and gives 2.5 hours cooking time. The whole thing is made from alder (birch), including the charcoal"