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    Frizzled Leek » Recipes » Mains

    Air Fryer Crispy Sweet Potato Cubes

    Published: Mar 28, 2022 •Modified: Apr 2, 2022 by Mike Cleavenger • This post may contain affiliate links, which can earn us a commission • 1 Comment

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    These air fryer crispy sweet potato cubes are perfectly seasoned! Making them a quick and easy side dish for Jerk Chicken or breakfast potatoes. Whole30 and Paleo too.

    Sweet potato cubes in a bowl with a fork. this recipe

    Sweet potatoes have to be one of my favorite root vegetables! Sweet, healthy, and filling. They are a lifesaver if you are on a Whole30 round. Looking for a healthy breakfast option? Try my Sweet Potato Hash with Bacon! It's Whole30 and Paleo approved.

    Roasted sweet potatoes are the best! Cut them into cubes, fries, or even wedges. Roasting at a high temp brings out the natural sugars. Can you say YUM!

    To achieve the ultimate crispy sweet potato cube, we will be using the air fryer. It will allow us to roast sweet potatoes quickly.

    Serve these potatoes with my Air Fryer Jerk Chicken, Mango Salsa, and Coconut Cauliflower Rice.

    Jump to:
    • Why this recipe works
    • Ingredients
    • How to make this recipe
    • How to cut sweet potatoes for roasting
    • Swaps and Substitutions
    • Equipment
    • Storage
    • Chef Tips
    • Frequently asked questions
    • Other recipes you might love...
    • 📖 Recipe
    • 💬 Comments

    Why this recipe works

    • Sweet potatoes are Whole30 and Paleo-friendly, keeping you full in between meals.
    • Quick and Easy. Crispy sweet potatoes in only 12 minutes. Thanks, air fryer!
    • This spud is so versatile and loves any spice or flavor! Cut them into cubes, fries, and wedges. Top my Deconstructed Burger Bowls with these sweet potato cubes.

    Ingredients

    Ingredients used to make air fried sweet potatoes.
    ingredients
    • sweet potatoes - cut into ½-inch pieces
    • spices - cinnamon and chili powder spice things up
    • avocado oil - high temp oils like coconut oil or avocado oil are the best

    See recipe card for quantities.

    How to make this recipe

    Making air fryer crispy sweet potato cubes is so easy, here's how to make it:

    Step 1: Peel sweet potatoes and square off the ends.

    Peeling sweet potatoes.

    Step 2: Cut into 1- inch planks. I like to square off one side of the sweet potatoes, so it doesn't roll on me.

    Cutting sweet potatoes into ½ inch slices.

    Step 3: Cube sweet potatoes into ½-inch pieces. A shape 8-inch chef knife works the best.

    Cutting sweet potatoes into ½ inch cubes.

    Step 4: In a large bowl toss potatoes, seasonings, and oil.

    Tossing sweet potatoes with seasonings in a large bowl.

    Step 5: Preheat the air fryer to 400 degrees. Play sweet potatoes cubes in a single layer, spacing them out. You will need to cook them in batches to avoid overcrowding the basket.

    Placing sweet potato cubes into the air fryer basket.

    Step 6: Cook for 12 minutes. Shake the basket at the halfway mark (6 minutes). Sweet potatoes should have a crispy exterior and a soft interior.

    Crispy sweet potato cubes in air fryer.

    How to cut sweet potatoes for roasting

    Cutting sweet potatoes into cubes is so easy, here's how to do it:

    1. Peel and square of top and bottom end with a knife.
    2. Slice into ½-inch planks.
    3. Cut each plank into ½ in cubes.

    Swaps and Substitutions

    • White sweet potatoes and butternut squash make for a tasty alternative.
    • Pick an oil with a high smoking point. Avocado and coconut oils are the best options.
    • Play with spices like cinnamon, cumin, curry powder, chili powder, onion powder, garlic powder, etc...
    • Paleo - 1 tablespoon of maple syrup, honey, or coconut sugar will make these sweet potatoes extra delicious.

    Equipment

    • Air Fryer
    • Chef Knife
    • Cutting Board
    Straight on picture of sweet potato cubes with parsley.

    Storage

    Sweet potato cubes should be consumed right away for a crispy texture.

    Refrigerator - Store in an airtight container for 3-4 days.

    Reheating Instructions - Place sweet potatoes into a hot pan with a tiny bit of avocado oil. Cook for 1-2 minutes or until hot.

    Chef Tips

    • Don't overcrowd the air fryer basket.  Cook in 2-3 batches for optimal crispiness!
    • Eat sweet potatoes right away, or they will get soft.
    • Preheat the air fryer to speed up the cooking process. Set the air fryer to 400 degrees for five minutes, and you're ready to go.
    • Give the air fryer basket a shake at the halfway mark.
    • Check out this air fryer cheat sheet for detailed cooking times.
    Roasted sweet potatoes in a dark grey bowl.

    Frequently asked questions

    Do you leave the skin on sweet potatoes when roasting?

    The decision is up to you. Sweet potato skins are safe to eat and packed with healthy nutrients.

    Should I parboil my sweet potatoes before roasting?

    There is no need to parboil sweet potatoes before roasting. Roasting in a hot oven or air fryer will make them crispy and tender.

    Do you have to soak sweet potatoes in water before air frying?

    No, you don't have to soak sweet potatoes in water before air frying. Sweet potatoes don't have as much starch as regular potatoes.

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    📖 Recipe

    bowl of crispy sweet potatoes

    Air Fryer Crispy Sweet Potato Cubes

    Mike Cleavenger
    My crispy sweet potatoes cubes are so EASY to make in the air fryer! The perfect side dish for Jamaican Jerk Chicken or breakfast.
    5 from 1 vote
    Print Recipe Pin Recipe
    Prep Time 10 minutes mins
    Cook Time 15 minutes mins
    Total Time 25 minutes mins
    Course Breakfast, Side Dish
    Cuisine American
    Servings 4 servings
    Calories 132 kcal

    Equipment

    • 1 Air Fryer

    Ingredients
      

    • 2 sweet potatoes peeled and cubed
    • 2 teaspoons chili powder
    • ½ teaspoon cinnamon
    • 1 teaspoon salt
    • 1 tablespoon avocado oil

    Instructions
     

    • Peel and cube sweet potatoes into ½- inch pieces.
    • In a large bowl combine cubed sweet potatoes, oil, and seasonings. Toss to coat.
    • Preheat the air fryer to 400 degrees. Place the sweet potato cubes in a single layer, and cook for 12 minutes. Shake the basket at the halfway point. (Cook in batches if needed)

    Oven Method

    • Preheat the oven to 425 degrees. Toss sweet potatoes with oil and seasonings.
    • Spread evenly onto a sheet pan and roast for 25-30 minutes.

    Video

    Notes

    Chef tips to cook sweet potatoes in the air fryer:
    • Don't overcrowd the air fryer.  Cook in batches for a crispy texture.
    • Serve sweet potato cubes right away or they will become soft. 
    • Preheat the air fryer to speed up the cooking process. 

    Nutrition

    Calories: 132kcal | Carbohydrates: 23g | Protein: 2g | Fat: 4g | Saturated Fat: 1g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 3g | Sodium: 660mg | Potassium: 402mg | Fiber: 4g | Sugar: 5g | Vitamin A: 16329IU | Vitamin C: 3mg | Calcium: 40mg | Iron: 1mg
    DID YOU MAKE THIS RECIPE?Leave a comment below and share a photo on instagram. Tag @thefrizzledleek and hashtag it #thefrizzledleek.
    « Spicy mango salsa with jalapenos
    Toasted Coconut Cauliflower rice (Keto) »

    Reader Interactions

    Comments

    1. mikecleavenger

      April 01, 2022 at 6:02 pm

      5 stars
      These sweet potatoes are so easy to make! I put them on tacos, salads, or Jerk Chicken. Crispy on the outside and tender on the inside.

      Reply

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