Sour mash (or sourmash) is a process used in the distilling industry that uses material from an older batch of mash to adjust the acidity of a new mash. The term can also be used as the name of the type of mash used in such a process, and a bourbon made using this process can be referred to as a sour mash bourbon.

Jul 23, 2014 · Sour Mash is a process that uses material from an older batch of mash to start fermentation of a new batch of mash. The following procedure was gathered from an interview with Short Mountain Distillery and other online resources.

Jan 17, 2022 · Sour mash whiskey is a type of whiskey made using a method that incorporates a portion of a previously fermented mash into a new batch. This technique, similar to making sourdough bread, helps maintain consistent acidity levels in the mash, ensuring a stable and efficient fermentation process.

Mar 8, 2023 · Sour mash is a term that comes up frequently when it comes to bourbon. And there's a very good reason for that, and it has to do with how bourbon is produced.

Sour mash is the process used by whisky distilleries that relies upon an older batch of mash to begin the fermentation process of the next. This allows control of the pH and also provides …

Oct 5, 2023 · A sour mash is a process of taking leftover distilled mash and adding it to a fresh batch of mash. It’s also referred to as backset or stillage (when referring to sour mash whiskey) and dunder (when referring to sour mash rum).

May 19, 2022 · Sour mash is a process used in whiskey production that involves using a portion of previously fermented mash (grains and water mixture) to start the fermentation of a new batch.

Oct 25, 2022 · Sour mash whiskey. If you’re a whiskey fan, you’ve likely seen this term on a bottle of American whiskey — rye, bourbon or Tennessee. But what is sour mashing? And what does it have to do with the fermentation process? For a topic like sour mash, there are two distinct angles to approach the fermentation process — chemistry and history.

Jul 18, 2022 · The sour mash, or fermented ingredients, gives the bourbon a sweeter and more robust flavor. Some say sour mash gets its name from sourdough bread for this reason.

Jan 23, 2023 · Sour mash is an intriguing but often misunderstood fermentation technique used to make spirits such as American whiskey and Jamaican rum. In this article, we explain exactly what sour mash is, how it works and why it’s used.