Source: The Bartender's Guide: How To Mix Drinks page: 83(From a recipe by the celebrated Soyer.)
3 lemonthin slices
Ingredient: lemonWhat it is: Fruit
Common name for Citrus limon.
1/2 pound sugar
Ingredient: sugarWhat it is: Additive
Many 19th century recipes specifically called for white sugar, which is more refined and preferred over browner sugars. But modern white sugar is probably too refined, making raw cane sugar the best, easily available choice.
1 gallon water
Ingredient: waterWhat it is: Additive
Ubiquitous chemical substance that is composed of hydrogen and oxygen and is essential for all forms of life -- also a component of all drinks.
Cut in very thin slices 3 lemons, put them in a basin, add half a pound of sugar, either white or brown; bruise all together, add a gallon of water, and stir well. It is then ready.