How long are mashed potatoes good for in the refrigerator?

How long are mashed potatoes good for in the refrigerator?


Mashed potatoes are a popular side dish that can be enjoyed on various occasions. However, it’s not uncommon to end up with leftovers. In such cases, it becomes essential to know how long mashed potatoes can be safely stored in the refrigerator. This article will delve into the topic and provide you with the information you need to ensure the safety and quality of your mashed potatoes.

How long are mashed potatoes good for in the refrigerator?

Mashed potatoes can be stored in the refrigerator for up to 3-5 days. However, it’s important to note that the quality and taste may start to deteriorate after the first couple of days. To maximize their freshness, it’s recommended to consume mashed potatoes within the first 2-3 days of refrigeration.

Proper storage of mashed potatoes

To ensure the longevity and safety of your mashed potatoes, it’s crucial to store them properly. Here are a few guidelines to follow:

Cooling: Allow the mashed potatoes to cool down completely before storing them in the refrigerator. This helps prevent the growth of bacteria and maintains the texture of the potatoes.

Container: Transfer the mashed potatoes to an airtight container or a resealable plastic bag. Make sure the container is clean and free from any contaminants.

Labeling: It’s a good practice to label the container with the date of preparation. This helps you keep track of the storage time and ensures you consume them within the recommended period.

Refrigeration: Place the container in the refrigerator as soon as possible. The ideal temperature for storing mashed potatoes is below 40°F (4°C). Avoid leaving them at room temperature for an extended period, as this can lead to bacterial growth.

Signs of spoilage

While mashed potatoes can be safely stored for a few days, it’s important to be aware of the signs of spoilage. If you notice any of the following, it’s best to discard the mashed potatoes:

Off smell: If the mashed potatoes have a sour or unpleasant odor, it’s an indication that they have gone bad.

Discoloration: If you observe any significant changes in color, such as browning or greenish spots, it’s a sign of spoilage.

Texture: Spoiled mashed potatoes may become slimy, watery, or develop a grainy texture. If the consistency is no longer smooth and creamy, it’s best to avoid consuming them.


In conclusion, mashed potatoes can be stored in the refrigerator for 3-5 days, with the best quality within the first 2-3 days. Proper storage, including cooling, using airtight containers, and refrigerating promptly, is essential to maintain their freshness. Always be vigilant for signs of spoilage, such as off smells, discoloration, and changes in texture. By following these guidelines, you can safely enjoy your leftover mashed potatoes.


– United States Department of Agriculture: