The walk-in refrigerator is the major cold storage area in a food service establishment. The temperature of a walk-in refrigerator must be sufficient to adequately hold the food temperature at 41 degrees Fahrenheit or below. The temperature of a walk-in refrigerator is usually colder than 41 degrees Fahrenheit. to compensate the opening and closing of doors and demands of adding additional foods for storage and cooling.
Foods need to be stored to prevent contamination. All cooked foods and foods that will receive no further cooking should be stored above other foods. Foods need to be stored to allow enough space for air to circulate around them.