Josie Ford
Power meringue
Researchers in South Korea and the US have cooked up a recipe for meringue that you can then use to make electrical batteries.
Extract albumen from raw eggs, after removing the yolk and chalaza (the twisted strips that attach the yolk to the shell). Whisk with a hand mixer in a steel bowl. Wait 5 minutes. Gradually add an equal amount (by weight) of white sugar, whisking for 15 minutes to produce a porous albumen foam. Bake in a convection oven at 100°C (212°F) for 2 hours. Then bake in an argon-filled oven at 800°C (1472°F) for 2 …