As an experienced sommelier and brewer, I can confidently say that a shot glass is not typically 4 oz. Shot glasses come in various sizes, but the most common standard size is around 1.25 to 1.5 oz. It is important to note that there is no official standard for shot glass sizes, so they can vary significantly.
In my personal experience, I have come across shot glasses of different sizes throughout my career. I have seen shot glasses that hold less than an ounce, which are often used for stronger spirits or liqueurs that are meant to be consumed in smaller quantities. On the other hand, I have also encountered shot glasses that are larger than the average size, measuring over 3 ounces. These larger shot glasses are sometimes used for specialty cocktails or shooters that require a larger pour.
It is worth mentioning that the size of a shot glass can also depend on cultural and regional differences. In some countries, such as the United States, a standard pour for a shot is typically 1.5 oz. However, in other countries, like Japan, smaller shot glasses are more common, with pours around 1 oz. This variation in shot glass sizes can be attributed to cultural drinking practices and preferences.
When it comes to serving beverages, especially spirits and cocktails, the size of the glass plays a crucial role. It affects the perception and enjoyment of the drink. A shot glass that is too large may result in a diluted or underwhelming experience, while a smaller glass can enhance the intensity of the flavors.
To summarize, a shot glass is generally not 4 oz. The most common size for a shot glass is around 1.25 to 1.5 oz, but variations exist. Shot glasses can be smaller or larger, depending on the desired pour and cultural practices. It is important to consider the appropriate glassware for serving different spirits and cocktails to ensure an optimal drinking experience.