El Tigre

You know what eggs are. In cocktails, eggs are used for their foaming properties, giving the drink a rich and creamy texture. The eggs proteins form a 'net' that traps air and liquid extremely well; for this reason, drinks that contain eggs are shaken. They are also used for egg washing, a type of booze washing. Some cocktails use only the egg white (fizzes) and some use the whole egg or only the yolk (flips). There are common non-egg substitutes out there, check out insta-foam

Bittermens original combination of cinnamon & spice. Try it with rum-based drinks, and other dark aged spirits.

A syrup made from dissolving granulated sugar (sucrose) in water. Regular simple is made by combining 1:1 sugar:water by mass, rich simple is 2:1 sugar:water by mass although only 1.5 times as sweet as regular. We always use 1:1 syrup unless otherwise noted in the recipe itself.

A concentrated syrup made from sugar water and cinnamon bark. You can make this yourself by adding a few cinnamon sticks to your simple syrup making process. We always use 1:1 syrup unless otherwise noted in the recipe itself.

The most common fruit juice used in cocktails. This citrus juice is about 6% acid; pure citric acid. Lemon juice should be used the day it is squeezed, some like it freshly squeezed and others like it a few hours old.

Also called akvavit this 'water of life; is a flavored spirit that is mostly produced in Scandinavia, since the 15th century. It is a grain or potato spirit base, and can be flavored with many herbs and spices. EU laws dictate it must be mostly flavored by caraway or dill. A common brand of caraway aquavit is Linie. You can actually make this yourself (or something very similar) here is a recipe from the book 'Akvavit' by Rasmus Risum-Urth: Toast in a pan: 2g cardamom, 8g pine nuts, 10g caraway, 1.5g cinnamon bark, 0.5g star anise, 2g pink peppercorns. Add spices to 500ml of vodka and sous vide for 2 hours at 60C (or just let steep for a week). Strain off solids and add 1.5L gin.

Rested (reposado) tequilas are aged at least 2 months in wooden containers often recycled from bourbon, cognac or wine production.

Water into which carbon dioxide gas under pressure has been dissolved, creating a fizzy texture. We treat soda water, club soda, seltzer and sparkling water the same.