Quark (dairy product) 6.1). Acidification allowed to continues until the pH reaches around 4.6, at which acidity level the casein proteins in the milk begins to precipitate. In Germany, the curd is continuously stirred to prevent it from getting hard, resulting in a thick, creamy texture. According to German regulations on cheese ("Käseverordnung"), "fresh cheeses" ("Frischkäse") such as quark or cottage cheese must contain at least 73% water in the fat-free component. German quark is usually sold in plastic tubs with most or all of the whey. This type of quark has the firmness of sour cream but is slightly drier, resulting in
Quark CopyDesk Quark CopyDesk Quark CopyDesk (often only CopyDesk) is a professional word processing software product made by Quark, Inc.. There are two versions of Quark CopyDesk available: One is sold with Quark's editorial system QPS and one is sold standalone. Both versions are tightly integrated with QuarkXPress. Quark CopyDesk is primarily used by newspapers and magazines to write, edit and style text (copy). The software includes standard word processing features such as spell check, track changes and word count. Its integration with QuarkXPress allows exact copy fitting information and previews, which ensures the editor to see whether the text fits correctly