Workplace Tracks · Food Safety Control · Lesson 4

Lesson 4 — Cross-Contamination and Cross-Contact

Part of the Food Safety Control track. Lesson 4 of 10.


Where in the shift: every transfer.

Prerequisites: Modules 2, 51.

The sequence

Separate raw from ready-to-eat — surfaces, tools, storage order.

Wash hands at the defined points.

And for a declared allergen: dedicated tools, a washed surface, and a clean pan.

The decisions

Wash or sanitize. The distinction that governs everything.

Sanitizer addresses pathogens because the mechanism is killing. It does not address allergenic protein, because protein is not alive and cannot be killedthe mechanism is physical removal.

Which means for an allergen: wash. A sanitized surface may be perfectly safe from a pathogen standpoint and still carry enough protein to cause a reaction.

And whether the kitchen can guarantee it. With one fryer, shared tools, a shared grill, and untraced sub-components, frequently notand the professional answer is to say so.

What you are reading

Where tools came from.

Storage order in the walk-in.

And the sub-component listwhich is where the allergen usually is when the recipe looked clean.

What goes wrong here

Sanitized rather than washed for an allergen.

A shared surface or tool.

And an allergen inside an ingredient — a base, a bouillon, a rub — that nobody traced.

Verification

Pick a menu item and list every allergen including sub-components. Time it. If it takes more than a minute, the documentation is not usable — and it will not be produced under pressure on a Saturday.

The boundary

Allergen control, labeling, and disclosure are governed by applicable law and the local health authority. Where a kitchen cannot meet a requirement, the correct answer is to say so.


Related room craft: Bartender Academy & beverage-service craft

Back to the room: Live music tonight · Emerging Texas artists