Which practice is not recommended for maintaining food safety?

Allowing food to sit out for long periods is not recommended for maintaining food safety due to the increased risk of bacterial growth. Perishable foods, when left at room temperature for extended periods, can become breeding grounds for pathogens that can lead to foodborne illnesses. This practice contradicts food safety guidelines that emphasize the importance of keeping food at safe temperatures to inhibit bacteria from multiplying.

In contrast, the other practices listed, such as regularly checking food temperatures, cleaning surfaces frequently, and labeling and dating food items, are essential for ensuring food safety. Regular temperature checks help ensure that foods are stored and cooked at safe temperatures, while cleaning surfaces frequently reduces the risk of cross-contamination. Labeling and dating food items provides important information for proper storage and use, helping to minimize waste and potential hazards. These practices work together to create a safe food environment.