A charcoal biscuit is a

biscuit A biscuit is a flour-based baked food item. Biscuits are typically hard, flat, and unleavened. They are usually sweet and may be made with sugar, chocolate, icing, jam, ginger, or cinnamon. They can also be savoury, similar to crackers. ...

based on a powdered

willow Willows, also called sallows and osiers, of the genus ''Salix'', comprise around 350 species (plus numerous hybrids) of typically deciduous trees and shrubs, found primarily on moist soils in cold and temperate regions. Most species are known ...

charcoal Charcoal is a lightweight black carbon residue produced by strongly heating wood (or other animal and plant materials) in minimal oxygen to remove all water and volatile constituents. In the traditional version of this pyrolysis process, ca ...

activated carbon Activated carbon, also called activated charcoal, is a form of carbon commonly used to filter contaminants from water and air, among many other uses. It is processed (activated) to have small, low-volume pores that greatly increase the surface ar ...

mixed with ordinary

flour Flour is a powder made by Mill (grinding), grinding raw grains, List of root vegetables, roots, beans, Nut (fruit), nuts, or seeds. Flours are used to make many different foods. Cereal flour, particularly wheat flour, is the main ingredie ...

, and made into

dough Dough is a malleable, sometimes elastic paste made from flour (which itself is made from grains or from leguminous or chestnut crops). Dough is typically made by mixing flour with a small amount of water or other liquid and sometimes includes ...

with

butter Butter is a dairy product made from the fat and protein components of Churning (butter), churned cream. It is a semi-solid emulsion at room temperature, consisting of approximately 81% butterfat. It is used at room temperature as a spread (food ...

, sugar and eggs.

History

Charcoal biscuits were first made in

England England is a Countries of the United Kingdom, country that is part of the United Kingdom. It is located on the island of Great Britain, of which it covers about 62%, and List of islands of England, more than 100 smaller adjacent islands. It ...

in the early 19th century as an

antidote An antidote is a substance that can counteract a form of poisoning. The term ultimately derives from the Greek term φάρμακον ἀντίδοτον ''(pharmakon antidoton)'', "(medicine) given as a remedy". An older term in English which is ...

flatulence Flatulence is the expulsion of gas from the Gastrointestinal tract, intestines via the anus, commonly referred to as farting. "Flatus" is the medical word for gas generated in the stomach or bowels. A proportion of intestinal gas may be swal ...

and stomach trouble. ''The Retrospect of Practical Medicine and Surgery'', a medical text published in 1856, recommends charcoal biscuits for gastric problems, saying each biscuit contained ten

grains A grain is a small, hard, dry fruit ( caryopsis) – with or without an attached hull layer – harvested for human or animal consumption. A grain crop is a grain-producing plant. The two main types of commercial grain crops are cereals and le ...

(648 mg) of charcoal. ''Vegetable Charcoal: Its Medicinal and Economic Properties with Practical Remarks on Its Use in Chronic Affections of the Stomach and Bowels'', published in 1857, recommends charcoal biscuits as an excellent method of administering charcoal to children.

Contemporary forms

In modern times charcoal biscuits are made in the form of crackers to accompany cheeses. The biscuits have a slight hint of charcoal taste that is described by some as pleasing. The biscuits have also been marketed as a pet care product to control flatulence in pets, and as aids to digestion or stomach problems in humans.

Cultural references

In ''

Brideshead Revisited ''Brideshead Revisited: The Sacred & Profane Memories of Captain Charles Ryder'' is a novel by the English writer Evelyn Waugh, first published in 1945. It follows, from the 1920s to the early 1940s, the life and romances of Charles Ryder, esp ...

'',

Evelyn Waugh Arthur Evelyn St. John Waugh (; 28 October 1903 – 10 April 1966) was an English writer of novels, biographies, and travel books; he was also a prolific journalist and book reviewer. His most famous works include the early satires ''Decli ...

writes of Charles Ryder consuming charcoal biscuits and

iced coffee Iced coffee is a coffee beverage served cold. It may be prepared either by brewing coffee normally (i.e. carafe, French press, etc.) and then serving it over ice or in cold milk or by cold brew coffee, brewing the coffee cold. In hot brewing, sw ...

while cramming for exams at

Oxford Oxford () is a City status in the United Kingdom, cathedral city and non-metropolitan district in Oxfordshire, England, of which it is the county town. The city is home to the University of Oxford, the List of oldest universities in continuou ...

Ludwig Wittgenstein Ludwig Josef Johann Wittgenstein ( ; ; 26 April 1889 – 29 April 1951) was an Austrian philosopher who worked primarily in logic, the philosophy of mathematics, the philosophy of mind, and the philosophy of language. From 1929 to 1947, Witt ...

is said to have eaten very little else while staying in Ireland.Ray Monk, ''Ludwig Wittgenstein: The Duty of Genius'', New York, Penguin, 1990, p. 522. Several of

Terry Pratchett Sir Terence David John Pratchett (28 April 1948 – 12 March 2015) was an English author, humorist, and Satire, satirist, best known for the ''Discworld'' series of 41 comic fantasy novels published between 1983 and 2015, and for the Apocalyp ...

's ''

Discworld ''Discworld'' is a comic fantasy"Humorous Fantasy" in David Pringle, ed., ''The Ultimate Encyclopedia of Fantasy'' (pp.31-33). London, Carlton,2006. book series written by the English author Sir Terry Pratchett, set on the Discworld, a fl ...

'' books mention charcoal biscuits. In ''Hogfather'' they are a restorative for the God of Indigestion. In ''Reaper Man'', they are implicated in the explosive death of Mustrum Ridcully's uncle. In ''Men At Arms'', they are a treat for a small dragon, and in ''Guards! Guards!'' another small dragon in danger of being flamed by a much larger dragon looks "as though he might be turned into a small flying charcoal biscuit". In August 2012, charcoal biscuits were featured in the dessert round of an episode of the '' Chopped: Grillmasters'' tournament on

Food Network Food Network is an American basic cable channel owned by Television Food Network, G.P., a unit of Warner Bros. Discovery, who manages and operates it as a division of the Warner Bros. Discovery U.S. Networks Group. The channel airs both televi ...

Notes

Biscuits Biologically based therapies Historical foods Charcoal {{Alt-med-stub

History

Contemporary forms

Cultural references

See also

Notes