Branch water, also called branch, is

water Water (chemical formula ) is an inorganic, transparent, tasteless, odorless, and nearly colorless chemical substance, which is the main constituent of Earth's hydrosphere and the fluids of all known living organisms (in which it acts as ...

from a natural stream (a term primarily used in the southern states); it may also refer to any plain water, such as

tap water Tap water (also known as faucet water, running water, or municipal water) is water supplied through a tap, a water dispenser valve. In many countries, tap water usually has the quality of drinking water. Tap water is commonly used for drinking, ...

(rather than

soda water Carbonated water (also known as soda water, sparkling water, fizzy water, club soda, water with gas, in many places as mineral water, or especially in the United States as seltzer or seltzer water) is water containing dissolved carbon dioxide gas, ...

), when added to a

mixed drink A mixed drink is a beverage in which two or more ingredients are mixed. Types * List of non-alcoholic mixed drinks -- A non-alcoholic mixed drink (also known as virgin cocktail, boneless cocktail, temperance drink, or mocktail) is a cocktail-s ...

. For example, "bourbon and branch" refers to

bourbon whiskey Bourbon () is a type of barrel-aged American whiskey made primarily from corn. The name derives from the French Bourbon dynasty, although the precise source of inspiration is uncertain; contenders include Bourbon County in Kentucky and Bourbon ...

with water. This water may have been naturally limestone-filtered by passing through underground limestone, which removes iron. As such, it is a traditional ingredient in the

distillation Distillation, or classical distillation, is the process of separating the components or substances from a liquid mixture by using selective boiling and condensation, usually inside an apparatus known as a still. Dry distillation is the he ...

of Kentucky bourbon.

References

{{reflist Water