The Relation of Bacteria to the Flavors of Cheddar Cheese PDF Download
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Author: Lore a Rogers Publisher: Forgotten Books ISBN: 9780260172259 Category : Science Languages : en Pages : 42
Book Description
Excerpt from The Relation of Bacteria to the Flavors of Cheddar Cheese Before going into a discussion of the experimental work it will be well to mention briefly the changes taking place in ripening cheese, and to review our present knowledge of the causes which produce these changes. By the ripening we do not mean Simply the development of certain desirable flavors. While these are essential, they are only the final result of a long series of complex changes which must take place before the tough, indigestible curd becomes edible; all of these changes are a part of the ripening and must be understood before we can hope to explain or control the production of flavors. In studying the ripening of cheese we have to do with one group of compounds only. The sugar, while it is rapidly broken up and may under cer tain circumstances be connected with certain abnormal fermentations, breaks down most rapidly into comparatively simple acids which have little direct influence on the flavor. On the other hand, many of the decomposition products of fat (which is an important constituent of Cheddar cheese) have an especially pungent odor and taste. How ever, it is well established that the change in the fat is, at most, very slight It is in the nitrogenous constituents - the casein, or, more properly, the paracasein - that we find the important changes. In carrying on the work recorded in this paper the writer has received many valuable suggestions from Mr. Edwin B. Hart, asso ciate chemist at the New York Agricultural Experiment Station. In the manufacture and initial bacteriological examinations of Cheeses IV and V, the bacteriological laboratory and the dairy of the New York Agricultural Experiment Station at Geneva were used. The many courtesies in this connection are acknowledged. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Author: Catherine W. Donnelly Publisher: ASM Press ISBN: 1555818595 Category : Science Languages : en Pages : 346
Book Description
A scientific overview of the association of microbes with cheese, through the lens of select cheese varieties that result due to surface mold ripening, internal mold ripening, rind washing, cave aging, or surface smear rind development. Over the past decade, there has been explosive growth in the U.S. artisan cheese industry. The editor, Ms. Donnelly, was involved in developing a comprehensive education curriculum for those new to cheese making, which focused on the science of cheese, principally to promote cheese quality and safety. Many of the chapters in this book focus on aspects of that requisite knowledge. • Explains the process of transformation of milk to cheese and how sensory attributes of cheese are evaluated. • Provides an overview of cheese safety and regulations governing cheese making, both in the US and abroad, to ensure safety. • Explores how the tools of molecular biology provide new insights into the complexity of the microbial biodiversity of cheeses. • Examines the biodiversity of traditional cheeses as a result of traditional practices, and overviews research on the stability of the microbial consortium of select traditional cheese varieties. • Key text for cheese makers, scientists, students, and cheese enthusiasts who wish to expand their knowledge of cheeses and traditional foods.
Author: B C Weimer Publisher: Elsevier ISBN: 1845693051 Category : Technology & Engineering Languages : en Pages : 601
Book Description
Flavour is key to the acceptance of cheese products among consumers and is therefore a critical issue for professionals in the dairy industry. However, the manufacture of cheeses that are consistently safe and flavourful often eludes scientists. Developments such as high throughput genome sequencing and metabolite analysis are having a significant impact on research, leading to the development of new tools to control and improve the flavour of cheese. With contributions from an international array of acclaimed authors, Improving the flavour of cheese, provides crucial reviews of recent research in the field.The book begins with a summary of cheese ripening and the compounds associated with cheese flavour. Part one discusses the metabolism of specific substrates to flavour compounds by microbes associated with milk and cheese. Part two reviews the influence of ingredients, processing and certain chemical and physical factors on cheese flavour. Part three addresses the measurement of cheese flavour. The book concludes with a selection of case studies on specific product types such as hard Italian, brined cheese, as well as low fat and soft-ripened cheeses.Improving the flavour of cheese provides a unique review of emerging techniques and ideas to control the flavour of cheese. This original book will be a standard reference for those concerned with the development and manufacture of cheese. Discusses the wealth of research in the area of flavour development Reviews the influence of ingredients, processing and certain chemical and physical factors on cheese flavour Concludes with a selection of case studies on specific product types