Which ingredient is included in a Godfather cocktail?

The Godfather cocktail is a classic drink that primarily consists of two main ingredients: whiskey, typically Scotch, and amaretto. Amaretto is a sweet almond-flavored liqueur that adds a distinct flavor profile, complementing the robustness of the whiskey. This combination results in a smooth and slightly sweet cocktail that is both rich and easy to drink.

The other ingredients listed, such as triple sec, vermouth, and peach schnapps, are not used in the traditional recipe for a Godfather cocktail. Triple sec is an orange-flavored liqueur, vermouth is a fortified wine often used in martinis and other cocktails, and peach schnapps is a sweet fruit liqueur. While these could be used creatively in other cocktails, they do not contribute to the unique flavor of the Godfather. Thus, amaretto stands out as the essential ingredient in this particular drink.