From kimchi to kombucha, it’s easy to ferment at home. Here’s all the kit you need

Fermenting at home, however, is fun, easy and has minimal start-up costs. Most of the “ingredients” are already to hand, so long as you have a knife, fresh fruit or vegetables, a jar, sugar and/or salt. Here’s all the kit you need to get going – and the things you shouldn’t waste your money on.