Waxed Cloth Food Wrap (Made in a solar oven for bonus self-righteousness points)
...re convenient, but you can do without, because the wax sort of sticks to itself when folded like this. It holds well enough to jounce around in the pocket of your bag for a day. I’ve not had a spill so far, but you could tie it up with string or a rubber band for extra security. Professional Secrets There are at least two companies making and selling these wraps now, and both use not only beeswax to infuse the cloth, but also pine resin and jojoba...
