Manhattan Cocktail

Source:  Bartender's Manual or How To Mix Drinks of the Present Style page:  40
Fill the glass up with ice;
2 to 3 dash gum syrup

Ingredient: gum syrup

Also Known As:  Gomme syrup What it is:  Syrup

An ingredient commonly used in mixed drinks. Like bar syrups, it is a sugar and water mixture, but has an added ingredient of gum arabic which acts as an emulsifier.

Substitution:  simple syrup

(More about gum syrup)
1 to 2 dash Boker's bitters

Ingredient: Boker's bitters

What it is:  Bitters
Brand of proprietary, aromatic bitters no longer available. Appears mostly in 19th century cocktail books. Other barnds such as Angostura or Fee Brothers can be used as substitutes.

(More about Boker's bitters)
1 dash Curaçao

Ingredient: Curaçao

Also Known As:  Curaçoa What it is:  Bitters

Liqueur flavored with the dried peels of the laraha citrus fruit, grown on the island of Curaçao.  Earlier versions were based on brandy or rum but now use neutral spirits.

Substitution:  Triple sec

(More about Curaçao)

 (or absinthe if required)
1/2 wine-glass whiskey

Ingredient: whiskey

What it is:  Whiskey
Broad category of alcoholic beverages that are distilled from fermented grain mash. Different grains are used for different varieties, including barley, malted barley, rye, malted rye, wheat, and corn (maize). Most whiskies are aged in wooden casks (generally oak), the exception being some corn whiskeys.

(More about whiskey)
1/2 wine-glass vermouth

Ingredient: vermouth

What it is:  Vermouth

A fortified wine, flavoured with aromatic herbs and spices ("aromatized" in the trade) such as cardamom, cinnamon, marjoram and chamomile.

(More about vermouth)
(Use a large bar glass)

Stir up well, strain into a fancy cocktail glass, squeeze a piece of lemon peel on the top, and serve; leave it for the customer to decide whether to use Absinthe or not. This drink is very popular at the present day.