Raw meat, poultry, or seafood not separated from ready-to-eat food, or food left unprotected during prep, storage, or display.
Food held, cooled, cooked, or reheated outside safe temperatures, letting dangerous bacteria multiply.
Sewage or wastewater not disposed of properly — backups can contaminate the whole kitchen.
A sick or symptomatic employee present, or staff unaware of when illness bars them from working with food.
Surfaces that touch food — cutting boards, ice bins, dish racks — soiled or not sanitized.
Shelves, counters, handles, or equipment exteriors soiled with grease, debris, or dust.