HACCP: Building and Documenting a Food Safety Management System

What Is a HACCP Plan?

HACCP stands for Hazard Analysis and Critical Control Points. It is a systematic, science-based approach to identifying and controlling food-safety hazards before they cause illness. Health departments, the FDA, and the USDA recognize HACCP as the gold standard for food-safety management in food-service operations. As a restaurant manager, building and maintaining a written HACCP plan is one of your most important responsibilities.

A complete HACCP plan is built around seven principles. Every principle must be documented in writing. A plan that exists only in someone's memory is not a HACCP plan.

The Seven Principles

Principle 1 – Conduct a Hazard Analysis. For every step in the flow of food (receiving, storing, thawing, preparing, cooking, holding, cooling, reheating, and serving), identify potential hazards. Hazards fall into three categories:

• Biological: bacteria, viruses, parasites (e.g., Salmonella in poultry, norovirus from infected workers)
• Chemical: cleaning compounds, pesticide residues, allergens used incorrectly
• Physical: bone fragments, metal shards, glass, plastic packaging pieces

For each hazard, decide whether it is significant—meaning it is reasonably likely to occur and, if it did occur, would cause injury or illness without a control measure. Only significant hazards require a Critical Control Point.

Principle 2 – Identify Critical Control Points (CCPs). A CCP is a step in the process where a control measure can be applied and is essential to prevent, eliminate, or reduce a significant hazard to a safe level. Cooking is the classic CCP for biological hazards in meat and poultry because heat destroys pathogens. Not every step is a CCP; receiving a canned good, for example, may not be a CCP if no significant hazard exists there.

Principle 3 – Establish Critical Limits. A critical limit is the maximum or minimum value to which a biological, chemical, or physical hazard must be controlled to prevent, eliminate, or reduce its occurrence. Critical limits must be grounded in science—regulatory guidance, peer-reviewed research, or validated cooking charts. For example, the FDA Food Code provides minimum internal cooking temperatures for various foods. Using a number you invented is not acceptable.

Principle 4 – Establish Monitoring Procedures. Monitoring answers: How will you know whether the CCP is under control? Define what you measure (internal temperature), how you measure it (calibrated thermocouple thermometer), how often (every batch), and who is responsible (the line cook, verified by the shift supervisor).

Principle 5 – Establish Corrective Actions. If monitoring shows that a critical limit has not been met, a predetermined corrective action must be taken immediately. The corrective action must address the affected food (hold it, re-cook it, or discard it) and fix the process that failed (recalibrate the oven, re-train the employee). Document every corrective action taken.

Principle 6 – Establish Verification Procedures. Verification confirms that the HACCP system is working as designed. Examples include: the manager reviewing monitoring logs daily, periodic calibration of thermometers, and an annual review of the entire HACCP plan. Verification is not the same as monitoring—it is a higher-level check.

Principle 7 – Establish Record-Keeping and Documentation Procedures. If it is not written down, it did not happen. Records must include the hazard analysis worksheet, the HACCP plan itself, monitoring logs (e.g., temperature logs), corrective action logs, and calibration records. Records protect the operation legally and allow you to spot trends before they cause an outbreak.

The Process Flow Diagram

Before you can complete Principle 1, draw a process flow diagram for the menu item—a simple box-and-arrow chart listing every step from delivery to the guest's plate. This diagram becomes the backbone of your hazard analysis. Each box is a potential location for a hazard.

Safety Considerations in HACCP Practice

When you work in a kitchen lab setting to validate cooking steps:

• Use calibrated, food-grade thermometers only; never use a candy thermometer as a substitute for a thermocouple in meat.
• Observe standard knife-safety and burn-prevention practices even during demonstration cooking.
• Keep raw animal proteins separate from ready-to-eat foods at all times to prevent cross-contamination—this applies in the training kitchen exactly as it does in production.
• Treat every cleaning and sanitizing chemical as a potential chemical hazard; store them below and away from food as required.

Common Mistakes to Avoid

• Listing every conceivable hazard as a CCP. A hazard that is not significant does not need a CCP; over-identifying CCPs makes the plan unmanageable.
• Setting critical limits without a scientific basis. Always cite your source (FDA Food Code, USDA guidance, etc.).
• Writing monitoring procedures that are too vague ("check temperature sometimes") instead of specific and measurable.
• Forgetting record-keeping. A plan without records cannot be verified or defended.

Connecting to Your Credentials

The ServSafe Manager exam tests your understanding of HACCP principles, the flow of food, and correct internal temperatures. The NRAEF ManageFirst Food Safety module addresses building management systems including documentation. The AHLEI Hospitality Supervisor credential emphasizes supervising employees to ensure these systems are followed. Mastering HACCP is directly tested material for all three credentials.