The Leibniz-Keks or Choco Leibniz is a German brand of

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. ...

cookie A cookie is a sweet biscuit with high sugar and fat content. Cookie dough is softer than that used for other types of biscuit, and they are cooked longer at lower temperatures. The dough typically contains flour, sugar, egg, and some type of ...

produced by the

Bahlsen Bahlsen GmbH & Co. KG is a German food company based in Hanover. It was founded in July 1889 by Hermann Bahlsen (1859–1919) as the "Hannoversche Cakesfabrik H. Bahlsen". Bahlsen makes products such as chocolate-dipped Pick Up! snack bars. B ...

food company since 1891. It was created by the firm as a rival to a similar French biscuit, the Petit-Beurre.

Name

The

brand name A brand is a name, term, design, symbol or any other feature that distinguishes one seller's goods or service from those of other sellers. Brands are used in business, marketing, and advertising for recognition and, importantly, to create and ...

''Leibniz'' comes from the

philosopher Philosophy ('love of wisdom' in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, Value (ethics and social sciences), value, mind, and language. It is a rational an ...

and

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, mathematical structure, structure, space, Mathematica ...

Gottfried Wilhelm Leibniz Gottfried Wilhelm Leibniz (or Leibnitz; – 14 November 1716) was a German polymath active as a mathematician, philosopher, scientist and diplomat who is credited, alongside Sir Isaac Newton, with the creation of calculus in addition to ...

(1646–1716). The only connection between the man and the biscuit is that Leibniz was one of the more famous residents of

Hanover Hanover ( ; ; ) is the capital and largest city of the States of Germany, German state of Lower Saxony. Its population of 535,932 (2021) makes it the List of cities in Germany by population, 13th-largest city in Germany as well as the fourth-l ...

, where the Bahlsen company is based. At the time when the biscuit was first made there was a fashion of naming food products after historical celebrities (such as Mozartkugeln). The Leibniz-Keks is a plain butter biscuit, or ''Butterkeks'' as it is known in German, inspired by the French '' Petit-Beurre'' created in 1886 by Lefèvre-Utile. The word ''Keks'' in ''Leibniz-Keks'' was originally a corruption of the English word "

cake Cake is a flour confection usually made from flour, sugar, and other ingredients and is usually baked. In their oldest forms, cakes were modifications of bread, but cakes now cover a wide range of preparations that can be simple or elabor ...

s" by Bahlsen (who had originally called his product "cakes" but found out that this was mispronounced by the German public). Due to the popularity of the Leibniz-Keks, ''Keks'' has since become the generic German word for biscuit or cookies.

Design

The original Leibniz biscuit has a simple and distinctive design. Fifty-two "teeth" frame the rectangular field on which "LEIBNIZ BUTTERKEKS" is imprinted in capital letters. This was Hermann Bahlsen's original 1891 design. There has been debate among biscuit fans whether it is in a square or rectangular shape. The main designer of the biscuits confirmed it is a square design. The biscuit has been featured in a series of "Monuments of German Design" by the ''

Süddeutsche Zeitung The ''Süddeutsche Zeitung'' (; ), published in Munich, Bavaria, is one of the largest and most influential daily newspapers in Germany. The tone of ''SZ'' is mainly described as centre-left, liberal, social-liberal, progressive-liberal, and ...

''.

Varieties

In addition to the original Butterkeks, there are several varieties of Leibniz on the market today. These include Choco Leibniz (styled as "more chocolate than biscuit"), Leibniz Milch & Honig (milk and honey), Leibniz Vollkorn (wholemeal), and Leibniz Zoo (animal shapes).

Ingredients

Ingredients include

sugar Sugar is the generic name for sweet-tasting, soluble carbohydrates, many of which are used in food. Simple sugars, also called monosaccharides, include glucose Glucose is a sugar with the Chemical formula#Molecular formula, molecul ...

wheat Wheat is a group of wild and crop domestication, domesticated Poaceae, grasses of the genus ''Triticum'' (). They are Agriculture, cultivated for their cereal grains, which are staple foods around the world. Well-known Taxonomy of wheat, whe ...

flour, Butter, in Choco Leibnitz cocoa mass,

cocoa butter Cocoa butter, also called theobroma oil, is a pale-yellow, edible Vegetable oil, fat extracted from the cocoa bean (''Theobroma cacao''). It is used to make chocolate, as well as some ointments, toiletries, and pharmaceuticals. Cocoa butter h ...

whey Whey is the liquid remaining after milk has been curdled and strained. It is a byproduct of the manufacturing of cheese or casein and has several commercial uses. Sweet whey is a byproduct resulting from the manufacture of rennet types of hard c ...

products,

glucose Glucose is a sugar with the Chemical formula#Molecular formula, molecular formula , which is often abbreviated as Glc. It is overall the most abundant monosaccharide, a subcategory of carbohydrates. It is mainly made by plants and most algae d ...

syrup,

emulsifier An emulsion is a mixture of two or more liquids that are normally immiscible (unmixable or unblendable) owing to liquid-liquid phase separation. Emulsions are part of a more general class of two-phase systems of matter called colloids. Althou ...

, soya

lecithin Lecithin ( ; from the Ancient Greek "yolk") is a generic term to designate any group of yellow-brownish fatty substances occurring in animal and plant tissues which are amphiphilic – they attract both water and fatty substances (and so ar ...

, whole

milk Milk is a white liquid food produced by the mammary glands of lactating mammals. It is the primary source of nutrition for young mammals (including breastfeeding, breastfed human infants) before they are able to digestion, digest solid food. ...

powder,

salt In common usage, salt is a mineral composed primarily of sodium chloride (NaCl). When used in food, especially in granulated form, it is more formally called table salt. In the form of a natural crystalline mineral, salt is also known as r ...

, raising

agent Agent may refer to: Espionage, investigation, and law *, spies or intelligence officers * Law of agency, laws involving a person authorized to act on behalf of another ** Agent of record, a person with a contractual agreement with an insuran ...

sodium bicarbonate Sodium bicarbonate ( IUPAC name: sodium hydrogencarbonate), commonly known as baking soda or bicarbonate of soda (or simply “bicarb” especially in the UK) is a chemical compound with the formula NaHCO3. It is a salt composed of a sodium cat ...

citric acid Citric acid is an organic compound with the formula . It is a Transparency and translucency, colorless Weak acid, weak organic acid. It occurs naturally in Citrus, citrus fruits. In biochemistry, it is an intermediate in the citric acid cycle, ...

, and flavouring.

References

{{reflist German cuisine Biscuit brands Gottfried Wilhelm Leibniz