Root Beer is a sweet, carbonated beverage with a distinctive flavor derived from a blend of roots, herbs, and spices, including sassafras, vanilla, and wintergreen. In the context of alcohol and cocktails, root beer adds a nostalgic, creamy, and spicy element. It pairs well with spirits like whiskey, rum, and vodka and is commonly used in cocktails such as the Root Beer Float (with vanilla vodka) and the Root Beer Old Fashioned. Root beer can also be used to create fun, dessert-inspired drinks, adding a unique twist to classic cocktail recipes.