Ready-to-eat, potentially hazardous food that supports the growth of pathogens and so needs tight time and temperature control to stay safe.
Ready-to-eat, potentially hazardous food that supports the growth of pathogens and so needs tight time and temperature control to stay safe. High-risk food is food that readily supports the growth of harmful bacteria or the formation of toxins and is usually eaten without further cooking to make it safe. In practice this overlaps closely with what the Food Standards Code calls potentially hazardous food: items that must be kept at controlled temperatures because they can allow pathogens to multiply. Typical examples are cooked meat and poultry, seafood, cooked rice and pasta, dairy products, eggs, small goods, soft cheeses, prepared salads, and foods containing these ingredients such as sandwiches, quiches and sushi. These foods are high risk because they combine the nutrients and moisture bacteria need with the fact that they are ready to eat, so any contamination or growth is not removed by a later cooking step. By contrast, low-risk foods such as dry biscuits, jams, hard confectionery and unopened canned goods do not readily support bacterial growth. Recognising which foods are high risk tells a business where to focus its temperature control, hygiene and handling effort. Australian food businesses manage high-risk food chiefly through temperature control: keeping cold food at or below 5 degrees Celsius and hot food at or above 60 degrees Celsius, and minimising the time it spends in the temperature danger zone between those points. The two-hour and four-hour rule is a common tool for deciding whether ready-to-eat potentially hazardous food held out of temperature control is still safe to use, must be used quickly, or should be discarded. Beyond temperature, high-risk food demands strong protection from contamination: separating raw and ready-to-eat items, cleaning and sanitising surfaces and equipment, and enforcing good personal hygiene and handwashing. These controls are the practical core of Standard 3.2.2, and where Standard 3.2.2A applies, businesses handling unpackaged high-risk food may also need a trained food safety supervisor and specified food-handling controls. Serving vulnerable groups raises the stakes further. A sandwich shop prepares chicken, ham and salad rolls each morning and displays them in a chilled cabinet. These are high-risk foods, ready to eat and capable of growing bacteria, so the shop keeps the cabinet at or below 5 degrees Celsius and tracks how long any rolls sit out. Rolls taken out for a catering order are labelled with the time so staff can apply the four-hour rule and discard anything left too long.
Frequently asked questions
What is the difference between high-risk food and potentially hazardous food?
They overlap heavily. Potentially hazardous food is the Food Standards Code term for food needing temperature control to keep pathogen growth in check. High-risk food is the everyday label for that same ready-to-eat, growth-supporting food.
What are examples of high-risk foods?
Cooked meat, poultry and seafood, cooked rice and pasta, dairy, eggs, small goods, soft cheeses, prepared salads, and foods made from them such as sandwiches, quiches and sushi.
Why are these foods considered high risk?
They provide the moisture and nutrients bacteria need and are usually eaten without further cooking, so any contamination or bacterial growth is not removed by a later heating step.
How should high-risk food be stored?
Keep cold high-risk food at or below 5 degrees Celsius and hot food at or above 60 degrees Celsius, limit time in the temperature danger zone, and protect it from contamination through separation, hygiene and cleaning.
Which foods are low risk?
Foods that do not readily support bacterial growth, such as dry biscuits, hard confectionery, jams, honey and unopened canned goods, are considered low risk and need less stringent temperature control.
