Whiskey and bourbon are each distilled spirits that can be produced from quite so much of grains. The selection of grains used within the mash bill (the mixture of grains used to supply the whiskey) performs a major role in determining the flavour profile of the ultimate product. Here are some frequent grains utilized in whiskey and bourbon manufacturing:
Common Grains in Whiskey and Bourbon:

Corn: Corn is a primary ingredient in bourbon, contributing a candy and full-bodied taste. For a whiskey to be legally labeled as bourbon in the United States, it will must have a mash invoice that contains at least 51% corn.
Barley: Barley is often used in whiskey production and is a key ingredient in plenty of Scotch whiskies. It adds a malty taste and might contribute to the overall complexity of the spirit. Bourbon recipes sometimes include a smaller percentage of barley.
Rye: Rye is a grain that imparts a spiciness to the whiskey. Rye whiskey, by definition, should have a mash invoice with a minimum of 51% rye. High-rye bourbons comprise a higher percentage of rye than traditional bourbons, giving them a spicier character.
Wheat: Wheat is understood for its smooth and mellow characteristics. Wheated bourbons, like these produced by some well-known brands, have a softer and sweeter taste profile as a outcome of the next percentage of wheat in the mash bill.
Have a peek here of Whiskey Based on Grains:
Bourbon: Bourbon is a sort of American whiskey with particular authorized requirements. It should be made from a mash bill containing at least 51% corn, distilled to not more than one hundred sixty proof, and aged in new charred oak barrels. The use of the term "straight bourbon" implies that the whiskey has been aged for at least 4 years.
Rye Whiskey: Rye whiskey, whether American or Canadian, will must have a mash invoice with at least 51% rye. It tends to have a spicier and extra sturdy flavor compared to bourbon.
Scotch Whisky: Scotch whisky is primarily created from malted barley and aged in oak barrels in Scotland. Single malt Scotch is made from 100% malted barley at a single distillery, whereas blended Scotch combines single malt and grain whiskies from different distilleries.
Irish Whiskey: Irish whiskey can be created from a combine of malted and unmalted barley and different grains. It tends to be triple-distilled for smoothness and may have a diverse flavor profile.
These are common pointers, and the precise grains and proportions used can differ between totally different manufacturers and expressions inside every category. The choice of grains, along with different factors like fermentation, distillation, and growing older processes, contributes to the distinctive characteristics of each whiskey or bourbon..