What alcoholic beverage was known as Red Eye in the Old West?

While the exact origins are unclear, it's likely the name came from the reddish hue of the drink, which was created by mixing the two ingredients. It was a popular choice for cowboys and other working-class individuals due to its affordability and ability to provide a quick boost of energy and hydration.

It's important to note that there are other drinks that are also called "Red Eye" today, but those are usually different mixes, like tomato juice and vodka. The historical Red Eye of the Old West was a simple blend of beer and tomato juice.