Vinegar is the product of double fermentation. The process starts with alcohol, such as wine or cider. All vinegars are ...

White vinegar can be used if that's what you have in your pantry, but historically, white vinegar is a byproduct of alcohol production, so it was likely unavailable in a typical household from this ...

When you combine apples, sugar and yeast and allow it to ferment, it creates apple cider vinegar. Over several weeks, the yeast will digest the sugar to make alcohol. Once this happens ...