In cocktails, what is typically the role of a cinnamon stick?

In cocktails, the role of a cinnamon stick is primarily to add spiciness. Cinnamon has a warm, aromatic quality that contributes a distinct flavor profile, enhancing the overall complexity of the drink. When used in cocktails, a cinnamon stick can provide not only a hint of spice but also a subtle sweetness that complements other ingredients without dominating the flavor.

Although it may have some effects on sweetness, its primary characteristic is the spiciness it imparts, which can elevate a drink's aromatic qualities and depth. This is why cinnamon sticks are often included in fall or winter cocktails, as the spiciness aligns well with seasonal flavors. The presence of cinnamon can also evoke a sense of warmth, making it a popular choice in certain cocktail recipes.

Thus, while garnishing, enhancing sweetness, and adjusting acidity are all important aspects of mixology, the primary function of a cinnamon stick in this context centers around adding that spicy flavor component.