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Encyclopedia

Food Science & Culinary Studies

Food science, nutrition, cooking and culinary traditions

Meat inspectors enforcing food safety standards at a processing plant

Food Safety Standards

Food safety standards are formal, often legally binding requirements that define acceptable limits for contaminants, proper handling practices, and quality benchmarks that food products and facilities must meet before reaching consumers. Standards are set and enforced by government agencies, international bodies, and sometimes private industry certification programs, creating a layered system of food safety oversight.

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Formal requirements defining acceptable contaminant limits, handling practices, and quality benchmarks for food products.

Handwashing, a foundational food sanitation practice

Food Sanitation

Food sanitation encompasses the cleaning, disinfection, and hygiene practices used throughout food production, preparation, and service to prevent contamination and the spread of foodborne illness. It covers everything from handwashing protocols and equipment cleaning schedules to pest control and facility design, forming a foundational layer of food safety distinct from but closely related to HACCP-style

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The cleaning, disinfection, and hygiene practices used throughout food production and service to prevent contamination.

Close-up of Romanesco broccoli showing distinctive texture

Food Texture

Food texture refers to the physical and structural properties of food that can be perceived through touch, including the mouth, as well as sight and sound, encompassing qualities such as crispness, chewiness, smoothness, and juiciness that significantly shape how a food is experienced and enjoyed independent of its flavor or aroma. Texture plays a critical

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The physical and structural properties of food perceived through touch, sight, and sound, such as crispness or chewiness.

Salmonella bacteria, a leading cause of foodborne illness

Foodborne Illness

Foodborne illness is sickness caused by consuming food or beverages contaminated with harmful bacteria, viruses, parasites, or toxins. It represents a major public health burden worldwide, with the World Health Organization estimating hundreds of millions of cases and hundreds of thousands of deaths annually across the globe. Common Causes Bacterial pathogens including Salmonella, Campylobacter, and

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Sickness caused by consuming food or beverages contaminated with harmful bacteria, viruses, parasites, or toxins.

Freeze-dried strawberry yogurt cubes

Freeze-Drying

Freeze-drying, formally known as lyophilization, is a food preservation method that removes moisture from food by first freezing it and then reducing surrounding pressure to allow the frozen water to sublimate directly from solid ice into water vapor without passing through a liquid phase, producing a lightweight, shelf-stable product that retains much of its original

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A preservation method that removes moisture by freezing food and sublimating the ice directly into vapor under vacuum.

Blood glucose test strips used to track glycemic response

Glycemic Index

The glycemic index ranks carbohydrate-containing foods by how quickly and how much they raise blood glucose levels after eating, compared to a reference food, usually pure glucose or white bread, scored at 100. Foods are generally classified as low, medium, or high glycemic index, a distinction used in diabetes management and broader dietary planning. How

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A ranking of carbohydrate-containing foods by how quickly they raise blood glucose compared to a reference food.

Microbiological testing used to verify food safety controls

HACCP

HACCP, short for Hazard Analysis and Critical Control Points, is a systematic preventive approach to food safety that identifies physical, chemical, and biological hazards at specific points in a production process and establishes controls to prevent, eliminate, or reduce them to safe levels. Developed in the 1960s for NASA space food production, HACCP has since

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A systematic preventive food safety framework that identifies and controls hazards at critical points in production.

Chopping fresh ingredients using proper knife technique

Knife Skills

Knife skills are the set of grip, cutting, and safety techniques cooks use to turn whole ingredients into precise, consistent pieces. The discipline covers how a cook holds a knife, how the guiding hand controls the food, and the cuts named for their resulting shape, from a fine brunoise to a rough chop. Grip and

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The grip, cutting, and safety techniques cooks use to turn ingredients into precise, consistent shapes.

Seared steak showing Maillard browning

Maillard Reaction

The Maillard reaction is a chemical reaction between amino acids and reducing sugars that occurs when food is heated, producing the characteristic browning and complex flavors associated with cooked foods such as seared meat, toasted bread, and roasted coffee. Named after French chemist Louis-Camille Maillard, who first described the reaction in the early twentieth century,

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A chemical reaction between amino acids and sugars during heating that produces browning and complex cooked flavors.

Meal prep containers with planned portions

Meal Planning

Meal planning is the practice of deciding in advance what meals will be prepared and eaten over a given period, typically a week, and organizing shopping and preparation around that plan. The practice is used both by individuals managing household budgets and time, and by dietitians helping clients meet specific nutritional or medical goals. Common

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The practice of deciding meals in advance over a set period and organizing shopping and preparation accordingly.