The Ultimate Guide on How to Store Sweet Potatoes Once Cut

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Are you tired of dealing with wilted or moldy sweet potatoes? The key to enjoying these delicious power plants lies in properly storing them once cut. In our ultimate guide, we’ll teach you everything you need to know to keep sweet potatoes fresh and ready to use at a moment’s notice. Say goodbye to waste and hello to tasty, nutrient-packed meals!

How to Store Sweet Potatoes Once Cut
How to Store Sweet Potatoes Once Cut 1

Why Proper Storage Matters

If you have ever wondered how to store sweet potatoes, understanding the importance of proper storage is essential. Similarly to other root vegetables, sweet potatoes are susceptible to nutrient loss and premature spoilage if not stored correctly. Moreover, improper storage can negatively impact their taste and texture, rendering them less desirable for consumption.

Storing cut sweet potatoes in a way that retains their optimal quality not only prolongs their shelf life but also helps to reduce food waste. In doing so, you can save money and resources by minimizing the need to repurchase spoiled sweet potatoes.

Best Practices for Storing Cut Sweet Potatoes

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Sweet Potatoes

Now that we know the significance of proper storage, let’s take a look at the best practices for storing sliced sweet potatoes. Whether you prefer refrigeration or room temperature storage, we’ve got you covered with step-by-step instructions and informative tips on extending their shelf life.

Step 1: Rinse and Drain

Before storing, thoroughly rinse the cut sweet potatoes under running water to remove any dirt or debris. Gently pat them dry with a clean paper towel, ensuring they are not excessively wet, as excess moisture can accelerate the spoiling process.

Step 2: Select Your Storage Method

There are two main methods for storing cut sweet potatoes: refrigeration and room temperature storage. Each has its benefits and drawbacks, depending on the circumstances.

  • Refrigeration: This method can keep cut sweet potatoes fresh for a longer period, usually about 5-7 days. However, it may cause slight variations in texture and taste. If you plan on using them within a short timeframe, this method is recommended.
  • Room temperature storage: Cut sweet potatoes can be stored at room temperature for about 1-2 days. However, the risk of spoilage is increased, especially in warmer environments. This method is suitable if you plan on cooking the sweet potatoes within a day or two.

👩‍🍳Pro tip: If you want to extend the shelf life of your cut sweet potatoes even further, consider freezing them, which we will discuss later in this article.

Step 3: Store Cut Sweet Potatoes in an Airtight Container

Regardless of the chosen storage method, pack the cut sweet potatoes in an airtight container to prevent them from drying out or absorbing odors from other foods. A removable silicon cooking mesh can be used to keep the sweet potatoes separate if desired.

Step 4: Properly Label and Place in Storage

Label the container with the date and type of sweet potatoes to help keep track of their freshness. If refrigerating, place the airtight container in the crispest drawer to maintain optimal humidity levels. If storing at room temperature, place the container in a cool, dark, and well-ventilated space, such as a pantry or cupboard.

👩‍🍳Pro tip: To prevent the growth of bacteria, avoid storing pre-cut sweet potatoes with other vegetables, particularly raw meat or fish products. Using separate containers will help reduce cross-contamination risks.

Preventing Browning of Cut Sweet Potatoes

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Preventing Browning of Cut Sweet Potatoes

Enzymatic browning is a natural process that occurs in sweet potatoes, causing them to develop a brown appearance when exposed to air. While it doesn’t necessarily affect their taste or safety, it can be aesthetically displeasing. Fortunately, there are a few effective methods to prevent cut sweet potatoes from turning brown.

Use Acidulated Water or Lemon Juice

One common technique is to soak the cut sweet potatoes in a solution of cold water mixed with lemon juice or another acidic ingredient, such as white vinegar. The acid in these substances helps slow down the browning process. After a few hours, remove the sweet potatoes from the solution, rinse them, and proceed to store them using the earlier described methods.

Alternative Techniques

You can also try brushing a thin layer of oil onto the cut surfaces of the sweet potatoes to create a barrier that prevents oxygen from coming into contact with the flesh. Another option is to wrap the sweet potatoes tightly in plastic wrap before placing them in an airtight container for storage, reducing their exposure to air.

To further enhance the taste, nutrition, and freshness of your cut sweet potatoes, follow these tips on how to keep cut sweet potatoes fresh and guidelines for storing pre-cut sweet potatoes. You may also be interested in our article on how long do boiled potatoes last in the fridge.

Freezing Cut Sweet Potatoes for Longer Shelf Life

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Freezing Cut Sweet Potatoes for Longer Shelf Life

If you’re in need of long-term storage for your cut sweet potatoes, fear not! Freezing them is an excellent solution. However, correctly preparing and packaging sweet potatoes is essential to preserve their quality and prevent freezer burn. Ready to learn how? Let’s dive in!

Step 1: Blanch the Sweet Potatoes

Before freezing, it’s crucial to blanch the sweet potatoes. Blanching involves briefly boiling the cut sweet potatoes, followed by immersing them in ice-cold water to halt the cooking process. This technique helps to maintain their vibrant color, texture, and nutritional content during freezing.

Step 2: Dry the Sweet Potatoes

After blanching, thoroughly drain the sweet potatoes and pat them dry with a clean paper towel. For additional drying, you can also spread them out on a large tray or baking sheet and allow them to air dry for about 10 minutes. This step reduces excess moisture that could lead to freezer burn.

Step 3: Package and Label

Place the dried sweet potatoes in a freezer-safe, airtight container or heavy-duty freezer bags. Ensure you remove as much air as possible by pressing the bags before sealing. Label the container or bags with the date and type of sweet potatoes to keep track of their freshness.

Step 4: Freeze and Thawing Instructions

Freeze the sweet potatoes at 0°F (-18°C) for best results. Properly frozen sweet potatoes can last up to 12 months. When it’s time to use them, thaw the sweet potatoes in the refrigerator for a few hours or overnight before cooking. Avoid thawing at room temperature, as it can cause uneven thawing and promote bacterial growth.

Now that you’ve mastered the art of preserving cut sweet potatoes by freezing, you can enjoy them all year round!


In this section, we address common questions about storing sweet potatoes once cut for later use. Knowledge is power, so let’s get informed!

How long can you store cut sweet potatoes?

This depends on your storage method. At room temperature, they last about 1-2 days. If refrigerated, they can last 5-7 days. When frozen, they can last up to 12 months.

Can you refrigerate cut sweet potatoes?

Yes, refrigerating sweet potatoes in an airtight container can keep them fresh for 5-7 days.

Should you store cut sweet potatoes in water?

Doing so can help prevent browning. Just ensure you change the water daily to maintain freshness.

Can you freeze cut sweet potatoes?

Absolutely! Follow our guidelines in section four to properly freeze sweet potatoes for up to 12 months.

How to prevent cut sweet potatoes from turning brown?

Using acidulated water, lemon juice, or an oil barrier can help prevent browning.

Are there any signs that cut sweet potatoes have gone bad?

A foul smell, slimy texture, or mold are signs that your sweet potatoes have spoiled and should be discarded.

Can you store cut sweet potatoes with other vegetables?

To prevent cross-contamination, store sweet potatoes separately from raw meat or fish products. Storing them in separate containers also reduces bacteria growth risks.


By mastering how to store sweet potatoes once cut, you’ll take your culinary game to the next level. You’ll not only save money and reduce food waste, but you’ll also enjoy delicious sweet potatoes in various dishes all year round. With our comprehensive guide in hand, it’s time to showcase fresh sweet potatoes in your delectable creations with confidence. Happy cooking!


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  4. National Center for Home Food Preservation – Sweet Potatoes
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  7. The Guardian – How to store vegetables for keeping them fresher longer
  8. Healthline – How to Prepare, Cook, and Preserve Sweet Potatoes

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