As a sommelier and brewer, I can definitely shed some light on the similarities and differences between Lillet Blanc and sweet vermouth. While they both share similarities in their base ingredient of wine and their fortified nature, there are distinct characteristics that set them apart.
Firstly, let's talk about Lillet Blanc. Lillet is a French aperitif wine that has been produced since the late 19th century. It is made from a blend of Bordeaux wines, primarily Semillon and Sauvignon Blanc, which are then fortified with citrus liqueurs made from sweet and bitter oranges. This addition of liqueur gives Lillet a unique sweetness and fruity flavor profile, setting it apart from traditional vermouth.
On the other hand, sweet vermouth, also known as red or Italian vermouth, is a fortified wine that is flavored with a variety of botanicals, herbs, and spices. One of the key distinguishing features of vermouth is the presence of wormwood, a bitter herb that gives it its characteristic flavor. Lillet, however, does not contain wormwood, making it different from vermouth in terms of flavor profile.
In terms of alcohol content, both Lillet and vermouth are fortified to a similar level, typically around 16-19 percent alcohol by volume. This higher alcohol content helps to preserve the wine and also adds depth and complexity to the flavor.
When it comes to serving and consumption, Lillet is typically enjoyed chilled or on the rocks as an aperitif. It can also be used as a base in cocktails, such as the classic Vesper Martini made famous by James Bond. Vermouth, on the other hand, is a key ingredient in many classic cocktails, such as the Negroni and the Manhattan. It is often used as a mixer to add depth and complexity to cocktails, as well as being enjoyed on its own.
While Lillet and sweet vermouth share some similarities as fortified wines made from a base of wine, Lillet stands apart due to its addition of liqueur and lack of wormwood. These differences give Lillet its unique sweetness and fruity flavor profile. So, while they may be similar in some ways, Lillet is not considered a vermouth due to these distinct characteristics.