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The Best Roasted Kalettes (Oven or Air Fryer) Recipe

Published: Apr 28, 2026 by Eliza · This post may contain affiliate links · Leave a Comment

Jump to Recipe· 4.1 from 8 reviews

If you’re looking to elevate your vegetable game with something fresh, vibrant, and full of flavor, you have to try The Best Roasted Kalettes (Oven or Air Fryer) Recipe. Kalettes, a delightful cross between kale and Brussels sprouts, roast up beautifully into crispy, caramelized little bites that pack a nutritional punch along with irresistible texture. This recipe is wonderfully simple yet delivers that perfect balance of crispness and tenderness, complemented by just the right amount of seasoning. Whether you use an oven or an air fryer, these roasted kalettes will become your new go-to side dish that everyone will rave about.

Ingredients You'll Need

The image shows many small pieces of leafy greens scattered evenly across a white marbled surface. Each piece has a mix of green and purple colors, with ruffled edges and some light texture variations, showing natural veins on the leaves. There is no plate or bowl, only the scattered leaves against the smooth, light background. The leaves vary in size and shape but keep a consistent fresh and vibrant look. photo taken with an iphone --ar 4:5 --v 7

The magic of The Best Roasted Kalettes (Oven or Air Fryer) Recipe lies in its simplicity, featuring just a few kitchen staples that work together to bring out the natural flavors and create that perfect roasted crunch. Each ingredient plays a key role in turning raw greens into a golden, flavorful delight.

  • 1 lb kalettes (aka kale sprouts): The star of the show, kalettes are tender yet crisp, combining the best of kale and Brussels sprouts for unique flavor and texture.
  • 2 tablespoon cooking oil: Essential for getting the kalettes beautifully roasted and crispy; olive oil or avocado oil work great for a rich, smooth finish.
  • ¼ teaspoon salt: Just enough to enhance the natural earthy flavor without overpowering it, highlighting the kalettes’ fresh taste.

How to Make The Best Roasted Kalettes (Oven or Air Fryer) Recipe

Step 1: Preheat Your Cooking Device

Begin by setting your oven or air fryer to 350 °F (175 °C). This temperature lets the kalettes roast evenly to a perfect crisp without drying out or burning. A steady moderate heat is key for that lovely caramelization.

Step 2: Prepare the Kalettes

Give your 1 lb of kalettes a thorough wash and then shake them dry quite well. Any excess moisture can cause steaming instead of roasting, so a good dry is essential for crispiness.

Step 3: Season and Massage

Transfer the kalettes to a mixing bowl and drizzle them with 2 tablespoon of cooking oil, sprinkle in ¼ teaspoon salt, and if you like, add your favorite seasonings. Use your hands to massage the oil and seasoning into the leaves – this step ensures every leaf is evenly coated, locking in great flavor and promoting beautiful browning.

Step 4: Roast in the Oven

If you’re using the oven, arrange the kalettes in a single layer on a baking sheet without overcrowding. Spacing is crucial to allow hot air circulation, leading to that irresistible crisp edge. Roast at 350 °F for 12–14 minutes, placing the baking sheet on the rack closest to the heating element for maximum browning impact.

Step 5: Air Fryer Version

For the air fryer, place the kalettes on the preheated tray so they’re touching but not overlapping too much. Air fry at 350 °F for 7–8 minutes, shaking the basket halfway through cooking to promote even crisping. The air fryer cuts down cook time while giving you that same fantastic roasted texture.

How to Serve The Best Roasted Kalettes (Oven or Air Fryer) Recipe

The image shows a close-up of a wooden bowl filled with crispy kale leaves that have a mix of dark green and purple colors. The kale leaves have a rough, slightly curled texture and are topped with a creamy orange sauce drizzled unevenly over them. Small seeds are scattered on top, adding a bit of texture contrast. The bowl is placed on a white marbled surface. photo taken with an iphone --ar 4:5 --v 7

Garnishes

Add a finishing touch with a sprinkle of freshly grated Parmesan, a squeeze of lemon juice, or a dash of chili flakes for a little kick. These garnishes bring brightness and complexity that beautifully elevate the roasted kalettes’ natural flavors.

Side Dishes

Roasted kalettes are so versatile they pair wonderfully with anything from grilled chicken or salmon to hearty grains like quinoa or farro. Their crispy texture provides a satisfying contrast next to creamy mashed potatoes or rich pasta dishes.

Creative Ways to Present

For a fun twist, toss these roasted kalettes into a crisp salad, layer them as a topping on flatbreads, or serve them alongside a poached egg for a delightful brunch option. You can even chop them finely and mix into grain bowls for added texture and nutrition.

Make Ahead and Storage

Storing Leftovers

If you happen to have leftovers, store them in an airtight container in the refrigerator. They will keep nicely for 2 to 3 days but are best enjoyed fresh for optimum crispness.

Freezing

While kalettes are best enjoyed immediately after roasting, you can freeze them, though the texture might soften a bit upon thawing. To freeze, cool completely and place in a freezer-safe container or bag for up to one month.

Reheating

Reheat leftover kalettes in an oven or air fryer at 350 °F for a few minutes to bring back that roasted crispness. Avoid microwaving as that tends to make them soggy.

FAQs

What are kalettes?

Kalettes, also known as kale sprouts, are a hybrid vegetable combining kale and Brussels sprouts. They have a unique shape like miniature kale leaves on stalks and offer a sweeter, milder flavor than either parent vegetable.

Can I use other oils for roasting?

Absolutely! Olive oil and avocado oil are fantastic choices, but you can also use sunflower or grapeseed oil. Just pick an oil with a smoke point suitable for 350 °F roasting to ensure great results.

Can I add other seasonings?

Yes, experimenting with garlic powder, smoked paprika, or a pinch of black pepper can add lovely layers of flavor. Feel free to customize according to your taste preferences.

Is an air fryer better than the oven for this recipe?

Both work beautifully. The air fryer usually cooks faster and produces a slightly crisper texture, while the oven allows you to prepare a larger batch at once.

How do I know when kalettes are done roasting?

Look for edges that turn golden brown and a texture that is crisp on the outside but tender inside. They should smell nutty and caramelized, signaling that they’re perfectly roasted.

Final Thoughts

Now that you’ve got the secret to The Best Roasted Kalettes (Oven or Air Fryer) Recipe, I encourage you to dive right in and give it a try. It’s a simple, delicious vegetable side that transforms your everyday meals and might just become your new favorite way to enjoy greens. Trust me, once you roast your kalettes this way, you’ll wonder how you ever ate them any other way!

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The Best Roasted Kalettes (Oven or Air Fryer) Recipe

The Best Roasted Kalettes (Oven or Air Fryer) Recipe


5 Stars 4 Stars 3 Stars 2 Stars 1 Star

4.1 from 8 reviews

  • Author: Eliza
  • Total Time: 17-19 minutes (oven) or 12-13 minutes (air fryer)
  • Yield: 4 servings
  • Diet: Gluten Free
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Description

This recipe for The Best Roasted Kalettes offers a simple, flavorful way to enjoy these nutritious kale sprouts, whether using an oven or an air fryer. Lightly seasoned and roasted to a perfect crispness, kalettes make an ideal healthy side dish that's quick to prepare and packed with greens.


Ingredients

Ingredients

  • 1 lb kalettes (aka kale sprouts)
  • 2 tbsp cooking oil
  • ¼ tsp salt


Instructions

  1. Preheat: Preheat your oven or air fryer to 350 °F (175 °C) to ensure the cooking environment is properly heated before adding the kalettes.
  2. Prepare Kalettes: Wash 1 lb of kalettes thoroughly to remove any dirt or grit, then shake dry to remove excess water ensuring they roast evenly.
  3. Season: Toss the kalettes with 2 tablespoons of cooking oil and ¼ teaspoon of salt. Use your hands to massage the oil and seasoning thoroughly into the kalette leaves for even flavor coverage.
  4. Oven Roasting: Arrange the kalettes spaced apart on a baking sheet without overcrowding to allow proper air circulation. Place the baking sheet on the rack closest to the heating element, and roast at 350 °F for 12 to 14 minutes until they are tender and slightly crispy.
  5. Air Frying: Place the kalettes onto the preheated air fryer tray in a single layer where pieces can touch but not overlap. Air fry at 350 °F for 7 to 8 minutes, shaking the basket halfway through to ensure even cooking.

Notes

  • Do not overcrowd the pan or air fryer basket to ensure even roasting.
  • Kalettes can be seasoned with additional spices such as garlic powder, paprika, or chili flakes for extra flavor.
  • The roasting time can vary slightly based on the size of kalettes and your oven or air fryer model, so keep an eye to avoid burning.
  • Using extra virgin olive oil or avocado oil can add different flavor profiles.
  • Prep Time: 5 minutes
  • Cook Time: 12-14 minutes (oven) or 7-8 minutes (air fryer)
  • Category: Side Dish
  • Method: Roasting
  • Cuisine: American

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Hi there! I’m Eliza, I’m a passionate home cook, recipe creator, and storyteller who believes that food is a universal language that connects us all. I live with my little boy, Ely, and together we fill our kitchen with laughter, love, and the comforting aroma of something delicious made with care.

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