How should leftover food be stored properly?

Proper storage of leftover food is essential to ensure food safety and prevent the growth of harmful bacteria. Storing leftovers in airtight containers in the refrigerator is the best practice because it helps maintain the quality of the food while also keeping it safe to eat.

Airtight containers prevent air from entering, reducing the risk of contamination and exposure to pathogens that can thrive in the presence of oxygen. Additionally, refrigeration slows down the growth of bacteria, ensuring that leftovers remain safe for consumption for a longer period. It also helps in maintaining the food's freshness and flavor.

Other methods of storage, such as leaving food in open containers on the counter, allow for bacteria to rapidly multiply due to warmer temperatures and exposure to air. While covering food with plastic wrap offers some protection, it doesn't create the same airtight seal as proper containers, nor does it maintain cool temperatures as effectively as refrigeration does. Similarly, storing leftovers in a cool, dark place may provide some protection, but without refrigeration, it cannot inhibit bacterial growth adequately.