As an expert in the field of culinary arts and food preservation, I can provide you with detailed information on how to store lotus root to maintain its freshness and quality.
Lotus root, also known as renkon, is a versatile ingredient that can be used in a variety of dishes, from salads to stir-fries. To ensure that you get the most out of your lotus root, it's important to store it properly.
Firstly, unwashed lotus root should be stored in a loosely tied bag in the refrigerator. This method allows the lotus root to breathe while keeping it protected from moisture and other elements that could cause it to spoil. Under these conditions, lotus root can be kept fresh for up to one week.
However, if your lotus root has already been washed and sliced, it's crucial to take a different approach to ensure its freshness. After washing and slicing, the lotus root's surface is exposed to air and is more susceptible to oxidation, which can cause it to turn brown and lose its crisp texture. To prevent this, you should use plastic wrap to seal the sliced lotus root and place it in an airtight container. This will help to preserve its freshness and prevent it from drying out.
When stored in an airtight container in the refrigerator, sliced lotus root can last for 3 to 5 days. It's best to use it as soon as you can to enjoy its full flavor and texture. However, if you find that you won't be able to use it within this time frame, there are other options available to you.
One option is to blanch the sliced lotus root before freezing it. Blanching involves briefly boiling the lotus root and then immediately cooling it in ice water. This process helps to preserve the color and texture of the lotus root. Once blanched, you can pack the lotus root into a freezer-safe bag or container and store it in the freezer for up to six months.
Another option is to pickle the lotus root. Pickling not only extends the shelf life of the lotus root but also imparts a unique flavor to it. To pickle lotus root, you can use a variety of pickling solutions, such as vinegar or brine. Once pickled, the lotus root can be stored in a sealed jar at room temperature for several months.
In summary, the key to storing lotus root is to consider its state—whether it's unwashed, washed and sliced, or pickled—and to use the appropriate storage method for each. By following these guidelines, you can enjoy the delicious taste and texture of lotus root for an extended period of time.
read more >>

Store unwashed lotus root in a loosely tied bag in the fridge up to 1 week. If the lotus root is already washed and sliced, use plastic wrap to seal it and store it in an airtight container in the fridge. You should use sliced lotus root as soon as possible, but it will stay good in the fridge for 3 to 5 days.read more >>