Kale, often referred to as a “superfood,” is a nutrient-dense leafy green that offers numerous health benefits when consumed. However, its high water content makes it challenging to store for extended periods. Dehydrating kale is an excellent way to preserve its nutritional value and enjoy it year-round. In this article, we will explore the process of drying kale in a dehydrator, including preparation, temperature settings, and storage tips.
Benefits of Dehydrating Kale
Dehydrating kale offers several advantages over other preservation methods. Some of the key benefits include:
- Preservation of nutrients: Dehydrating kale helps retain its nutritional value, including vitamins A, C, and K, as well as minerals like calcium and iron.
- Long-term storage: Dehydrated kale can be stored for up to a year, making it an excellent option for meal prepping and emergency food supplies.
- Space-saving: Dehydrated kale takes up significantly less space than fresh kale, making it ideal for backpacking, camping, or small kitchens.
- Versatility: Dehydrated kale can be used in a variety of dishes, from soups and salads to smoothies and snacks.
Preparing Kale for Dehydration
Before dehydrating kale, it’s essential to prepare it properly to ensure the best results. Here’s a step-by-step guide:
Choosing the Right Kale
Not all kale varieties are suitable for dehydration. Look for curly-leaf or lacinato (also known as dinosaur) kale, as they tend to retain their texture and flavor better than other varieties.
Washing and Cleaning
Rinse the kale leaves thoroughly with cold water to remove any dirt, debris, or pesticides. Gently shake off excess water, and pat the leaves dry with a clean towel or salad spinner.
Removing Stems and Chopping
Remove the stems from the kale leaves, as they can be tough and fibrous. Chop the leaves into uniform pieces, depending on your desired texture. You can either chop them into small pieces for snacking or leave them in larger pieces for adding to soups and stews.
Blanching (Optional)
Blanching kale before dehydration can help preserve its color and texture. To blanch kale, submerge it in boiling water for 30 seconds to 1 minute, then immediately plunge it into an ice bath to stop the cooking process.
Dehydrating Kale in a Dehydrator
Now that your kale is prepared, it’s time to dehydrate it. Here’s a step-by-step guide:
Temperature Settings
The ideal temperature for dehydrating kale is between 135°F (57°C) and 155°F (68°C). If you prefer a crisper texture, you can set the temperature to 160°F (71°C) or higher. However, be cautious not to overheat, as this can damage the kale’s nutritional value.
Dehydrator Trays and Loading
Line your dehydrator trays with parchment paper or a silicone mat to prevent kale from sticking. Load the chopped kale onto the trays in a single layer, making sure not to overlap the pieces.
Dehydration Time
The dehydration time will depend on the temperature setting, kale thickness, and desired texture. Here are some general guidelines:
| Temperature | Dehydration Time |
| — | — |
| 135°F (57°C) | 6-8 hours |
| 145°F (63°C) | 4-6 hours |
| 155°F (68°C) | 3-5 hours |
| 160°F (71°C) | 2-4 hours |
Monitoring and Flipping
Check on the kale every hour or two to ensure it’s dehydrating evenly. Flip the kale pieces halfway through the dehydration time to promote uniform drying.
Storage and Reconstitution
Once the kale is dehydrated, it’s essential to store it properly to maintain its nutritional value and texture.
Airtight Containers
Store the dehydrated kale in airtight containers, such as glass jars or plastic bags, to prevent moisture and air from entering.
Reconstitution
To reconstitute dehydrated kale, simply soak it in water or a liquid of your choice (such as broth or sauce). The kale will rehydrate quickly, and you can use it in a variety of dishes.
Tips and Variations
Here are some additional tips and variations to enhance your dehydrated kale experience:
- Seasoning: Add herbs and spices to the kale before dehydration for extra flavor.
- Mixing with other greens: Combine kale with other leafy greens, such as spinach or collard greens, for a nutrient-dense blend.
- Making kale powder: Dehydrate kale until it’s extremely dry, then blend it into a powder using a spice grinder or blender. Use this powder as a supplement or add it to smoothies and soups.
In conclusion, dehydrating kale in a dehydrator is a simple and effective way to preserve its nutritional value and enjoy it year-round. By following the steps outlined in this article, you can create delicious and healthy snacks, soups, and salads that are packed with nutrients.
What are the benefits of drying kale in a dehydrator?
Drying kale in a dehydrator is an excellent way to preserve its nutritional value. Dehydrating kale removes the water content, which helps prevent spoilage and retains the vitamins and minerals. This method also makes it easier to store kale for longer periods without taking up too much space.
Compared to other preservation methods, dehydrating kale in a dehydrator is a healthier option. It doesn’t require adding salt or sugar, and it doesn’t involve high heat that can destroy some of the delicate nutrients found in kale. By dehydrating kale, you can enjoy its nutritional benefits throughout the year, even when it’s out of season.
What temperature and time settings should I use to dry kale in a dehydrator?
The ideal temperature for drying kale in a dehydrator is between 135°F and 145°F (57°C to 63°C). This temperature range helps preserve the nutrients and prevents the kale from becoming too brittle or developing off-flavors. As for the time setting, it usually takes around 6 to 8 hours to dry kale completely, depending on the thickness of the leaves and the desired level of dryness.
It’s essential to monitor the kale’s dryness and adjust the time setting accordingly. You can check the dryness by removing a piece of kale from the dehydrator and letting it cool. If it still feels slightly damp or chewy, continue dehydrating it in 30-minute increments until it reaches your desired level of dryness.
Can I dry kale in a dehydrator without removing the stems?
While it’s technically possible to dry kale in a dehydrator without removing the stems, it’s not recommended. The stems can be quite fibrous and may not dry as evenly as the leaves. This can result in a less palatable final product and may also affect the texture.
Removing the stems before dehydrating kale ensures that the leaves dry evenly and quickly. It also makes it easier to store the dried kale, as the leaves will be less likely to clump together. Simply remove the stems, tear the leaves into bite-sized pieces, and proceed with the dehydrating process.
How do I store dried kale to preserve its nutritional value?
To preserve the nutritional value of dried kale, it’s essential to store it properly. Transfer the dried kale to an airtight container, such as a glass jar or a plastic bag with a tight seal. Remove as much air as possible from the container before sealing it to prevent moisture from entering.
Store the container in a cool, dark place, such as a pantry or cupboard. Avoid exposing the dried kale to direct sunlight, heat, or moisture, as this can cause it to lose its nutritional value over time. When stored properly, dried kale can last for up to a year.
Can I use dried kale in recipes, and if so, how do I rehydrate it?
Dried kale is a versatile ingredient that can be used in a variety of recipes. You can add it to soups, stews, salads, smoothies, and even use it as a nutritious snack on its own. To rehydrate dried kale, simply soak it in water or another liquid, such as broth or juice, for a few minutes.
The ratio of dried kale to liquid is usually around 1:2 or 1:3. For example, you can soak 1 tablespoon of dried kale in 2 tablespoons of water. Let it sit for a few minutes until the kale has rehydrated and reached your desired level of tenderness. Then, drain the excess liquid and use the rehydrated kale in your recipe.
Is it safe to dry kale in a dehydrator if I have a thyroid condition?
Kale contains a compound called goitrin, which can interfere with thyroid function. However, the amount of goitrin in kale is generally not a concern for most people. If you have a thyroid condition, it’s essential to consult with your healthcare provider or a registered dietitian for personalized advice.
In general, cooking or dehydrating kale can reduce the amount of goitrin present. However, it’s still crucial to consume kale in moderation, especially if you have a thyroid condition. Start with small amounts and monitor your body’s response before increasing your consumption.
Can I dry other leafy greens in a dehydrator using the same method as kale?
Yes, you can dry other leafy greens in a dehydrator using a similar method to kale. Leafy greens like spinach, collard greens, and Swiss chard can be dried at the same temperature range as kale (135°F to 145°F or 57°C to 63°C). However, the drying time may vary depending on the thickness and moisture content of the leaves.
It’s essential to research the specific drying requirements for each type of leafy green, as some may require slightly different temperature or time settings. Additionally, some leafy greens may be more prone to oxidation or browning, so it’s crucial to monitor their dryness and adjust the settings accordingly.