|
Snap Freezing
Snap freezing (or cook-chill or blast freezing) is the process of rapid cooling of a substance for the purpose of preservation. It is widely used in the culinary and scientific industries. Culinary uses Cooked meals can be preserved by rapid freezing after cooking is complete. The main target group for these products are those with little time for cooking such as schools, prisons, and hospitals. The process involves the cooking of meals at a central factory then rapidly chilling them for storage until they are needed. Snap frozen foods need to be packed in shallow trays to make the process more efficient. The food is cooled to a temperature under 3 degrees Celsius within 90 minutes of cooking and stored at a temperature of 0 to 3 degrees Celsius. The meals can then be transported in refrigerated transport to where the food is to be reheated and consumed when needed. The length of storage depends on the method used but is usually five days. For longer storage the food may be ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Cooking
Cooking, cookery, or culinary arts is the art, science and craft of using heat to prepare food for consumption. Cooking techniques and ingredients vary widely, from grilling food over an open fire to using electric stoves, to baking in various types of ovens, reflecting local conditions. Types of cooking also depend on the skill levels and training of the cooks. Cooking is done both by people in their own dwellings and by professional cooks and chefs in restaurants and other food establishments. Preparing food with heat or fire is an activity unique to humans. Archeological evidence of cooking fires from at least 300,000 years ago exists, but some estimate that humans started cooking up to 2 million years ago. The expansion of agriculture, commerce, trade, and transportation between civilizations in different regions offered cooks many new ingredients. New inventions and technologies, such as the invention of pottery for holding and boiling of water, expanded cooking ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
