How should hot holding equipment be maintained and cleaned?

Date modified: 22nd September 2025 | This FAQ page has been written by Pilla Founder, Liam Jones, click to email Liam directly, he reads every email. Or book a demo to see how hospitality businesses use Pilla to manage food safety.

To keep your hot holding equipment in top condition and ensure food safety, regular maintenance and cleaning are essential. After each use, turn off the unit, allow it to cool, and then clean it thoroughly to remove food particles and grease. Use a mild detergent and warm water for cleaning, and make sure to dry the unit completely to prevent rust and corrosion.

Common misunderstanding: It’s enough to just wipe down the surfaces of hot holding equipment.

Simply wiping down surfaces might remove visible dirt, but it doesn’t effectively sanitize the equipment. It’s important to use appropriate cleaning agents and methods to eliminate bacteria and ensure the unit is safe for food storage.

Common misunderstanding: Hot holding equipment doesn’t require regular deep cleaning if it looks clean.

Even if the equipment looks clean, oils and unseen food particles can accumulate and lead to bacterial growth or affect the unit’s performance. Regular deep cleaning is necessary to maintain both safety and functionality.

Why must the hot holding unit be emptied and cleaned between service periods?

Emptying and cleaning hot holding units between service periods prevents cross-contamination and bacterial growth. When food is left in the unit too long, it can create a breeding ground for bacteria, which can contaminate new food added to the unit. Cleaning ensures that each batch of food is stored under hygienic conditions.

Common misunderstanding: If the temperature is maintained, bacteria won’t grow, so frequent cleaning isn’t necessary.

Even with correct temperature control, bacteria can still grow on food residues left in the unit. Maintaining temperature is crucial, but it must be combined with regular cleaning to ensure food safety.

Common misunderstanding: Cleaning once a day is enough for hot holding units.

Cleaning just once a day might not be sufficient, especially in high-use environments. It’s important to clean the unit between service periods to prevent the build-up of bacteria and ensure that each service starts with a clean and safe setup.

What should staff do before placing new food into a hot holding unit?

Before placing new food into a hot holding unit, staff should ensure that the unit is clean and has reached the required holding temperature. This prevents bacterial growth and helps maintain food at safe temperatures. Additionally, check that the unit is functioning properly and that there are no signs of wear or malfunction.

Common misunderstanding: It’s okay to load food into the unit while it’s still reaching the required temperature.

Loading food before the unit reaches the correct temperature can lead to rapid bacterial growth and food spoilage. Always preheat the unit to the required temperature before adding food.

Common misunderstanding: Any cleaning agent can be used on hot holding equipment.

Using the wrong cleaning agents can damage the equipment or leave harmful residues. Always use cleaning products recommended by the manufacturer or suitable for food service equipment.

UK Official Guidance

USA Official Guidance

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What should be done if hot held food falls below 63°C?

If the temperature of hot held food falls below 63°C, take immediate action by either reheating the food to at least 75°C before returning it to hot holding, or cooling it quickly for refrigeration if immediate reheating isn't possible. This is crucial to prevent the risk of bacterial growth and maintain food safety.

What is hot holding and why is it important?

Hot holding is the practice of keeping cooked food at a high temperature to ensure it remains safe to eat until served.

How should hot holding food temperatures be monitored and recorded?

To ensure food safety, the temperatures of hot held foods must be regularly monitored and recorded using a calibrated food thermometer.

What equipment should be used for hot holding food safely?

To keep food safe and at the correct temperature, it is important to use equipment specifically designed for hot holding.

What is the hot holding two-hour exemption?

The hot holding two-hour exemption permits food to be kept at temperatures below the usual minimum of 63°C for up to two hours, which is beneficial during periods when maintaining a constant temperature is difficult. After two hours, the food must be reheated to above 63°C, served immediately, or cooled and stored safely.

How does time impact the safety and quality of hot held food?

Over time, holding food at hot temperatures can reduce both its safety and quality. Extended periods of hot holding can allow bacteria to grow, increasing the risk of foodborne illnesses.

Why must food be thoroughly cooked before hot holding?

Food needs to be thoroughly cooked before hot holding to reach a safe internal temperature that kills harmful bacteria. This is vital to prevent foodborne illnesses.

How should staff be managed to ensure hot holding safety?

Effective management of staff is key to ensuring hot holding safety.