Are you tired of lackluster, soggy sweet potato fries that fail to deliver that satisfying crunch? It’s a common culinary disappointment, but one we’re here to banish forever! This comprehensive guide will transform your sweet potato fry experience, ensuring every single fry emerges from your air fryer perfectly golden, incredibly crispy, and bursting with flavor. Forget the days of bland and soft spuds; with our proven air fryer recipe, you’ll create irresistibly crunchy sweet potato fries that will have everyone coming back for more.
Sweet potato fries often get a bad rap for being difficult to crisp up, but the air fryer is a true game-changer. It circulates hot air around the fries, mimicking the results of deep-frying without all the excess oil. This not only makes them a healthier alternative but also significantly simplifies the cooking process. We’ve cracked the code to achieving that coveted crispy exterior while maintaining a tender, fluffy interior, making these the best air fryer sweet potato fries you’ll ever taste!

This recipe was originally published on August 28, 2017, and has been thoroughly updated and optimized for ultimate crispiness and ease.

These incredibly crunchy sweet potato fries are a versatile side dish that complements a wide array of main courses. Pair them perfectly with our Southern Fried Chicken, delectable Fried Pork Chops, or savory Marry Me Meatballs for a truly satisfying meal.
Air Fryer Sweet Potato Fries Ingredients: The Keys to Crispiness
Creating exceptionally crispy and flavorful sweet potato fries starts with the right ingredients and understanding their role. Each component in this recipe is carefully selected to contribute to the ultimate crunchy texture and delicious taste.
- Sweet Potatoes: The star of our show! Opt for firm, fresh sweet potatoes without any soft spots. Their natural sugars caramelize beautifully in the air fryer, adding to the flavor and color.
- Cornstarch: This is our secret weapon for achieving unparalleled crispiness. A light coating of cornstarch creates a thin, delicate shell around each fry, preventing them from becoming soggy and ensuring a satisfying crunch with every bite.
- Paprika, Garlic Powder, Salt, and Pepper: This classic seasoning blend provides a balanced, savory flavor that perfectly complements the natural sweetness of the potatoes. Paprika adds a subtle warmth and beautiful color, while garlic powder enhances the savory notes. Freshly ground salt and pepper are essential for seasoning to taste.
- Olive Oil: A small amount of olive oil is crucial for browning and helping the cornstarch adhere to the fries. It facilitates the Maillard reaction, which is responsible for the rich, golden-brown color and complex flavors developed during cooking.
With these simple ingredients, you’re well on your way to making a batch of air fryer sweet potato fries that will rival your favorite restaurant version, if not surpass it!

How to Cut Sweet Potatoes into Fries for Optimal Crispiness
The way you cut your sweet potatoes is paramount to achieving evenly cooked and consistently crispy fries. Uniformity ensures that all fries cook at the same rate, preventing some from burning while others remain undercooked. You have a couple of excellent options for preparing your sweet potatoes:
Using a Fry Cutter for Precision and Speed
For quick, uniform fries, a fry cutter is a fantastic tool. It takes the guesswork out of cutting and provides perfectly consistent shapes, which is ideal for air frying. However, sweet potatoes are denser than regular potatoes, so a little prep is needed:
- First, you will need to gently soften the sweet potatoes in the microwave. Typically, 2-4 minutes, depending on the size of the potato and microwave wattage, is sufficient. They should be slightly pliable but not cooked through. This step prevents breakage in the cutter and makes the process much easier.
- Once softened, simply run them through your fry cutter according to its instructions.
Manual Cutting for a More Hands-On Approach
If you don’t have a fry cutter, fear not! You can easily achieve great results with a sharp knife and a cutting board. Follow these steps for perfectly cut sweet potato fries:
- Rinse and Peel: Start by thoroughly rinsing your sweet potatoes. Whether to peel them is a personal preference; leaving the skin on adds extra nutrients and a rustic touch, while peeling creates a smoother fry.
- Create a Flat Base: Place the sweet potato on a cutting board. Carefully slice off about ¼ of an inch from each side lengthwise. This creates a stable, flat surface, making the subsequent cuts much safer and easier.
- Slice into Planks: Roll the potato onto one of its flat sides. Slice the potato lengthwise into ½-inch thick planks. Aim for consistency here.
- Cut into Fries: Stack a few planks at a time. Then, cut each plank lengthwise into ½-inch thick fries. Again, strive for uniformity in thickness to ensure even cooking.
Regardless of the method you choose, remember that evenness is key to achieving that perfect, all-around crispiness in your air fryer sweet potato fries.
The Secret to Crispy Air Fryer Sweet Potato Fries: Step-by-Step Perfection
Achieving truly crispy sweet potato fries in your air fryer isn’t just about tossing them in; it’s a methodical process that guarantees a golden, crunchy exterior and a tender interior. Follow these detailed steps to master the art of homemade air fryer sweet potato fries:
- Prep the Sweet Potatoes with Precision: Begin by peeling your sweet potatoes (or leaving the skin on for a rustic touch and extra nutrients). Then, slice them into even-sized fries, aiming for approximately ½-inch thickness. Consistency in size is crucial for uniform cooking and crispiness.
- The Crucial Soak for Starch Removal: Place the freshly cut sweet potatoes into a large bowl filled with cold water. Let them soak for at least an hour. This step is a cornerstone of achieving crispiness, as it draws out excess starch that can lead to soggy fries.
- Thorough Drying – Don’t Skip This Step! After soaking, drain the water completely. Then, spread the fries out on a clean kitchen towel or several layers of paper towels. Pat them absolutely dry. Any residual moisture will steam rather than crisp, so ensure they are bone-dry before proceeding. This is a key secret to maximum crunch!
- The Cornstarch Coat for Extra Crunch: Transfer the dried fries to a large bowl. Sprinkle the cornstarch over them. Toss vigorously until every single fry is lightly and evenly coated. The cornstarch forms a thin, crispy layer that locks in moisture and creates that coveted crunchy texture.
- Season and Oil for Flavor and Browning: Add your chosen seasonings: paprika, garlic powder, salt, and pepper. Drizzle with olive oil. Toss everything together again until each fry is thoroughly coated in both the seasoning blend and the oil. The oil helps the seasonings adhere and promotes beautiful golden-brown coloring.
- Air Fry in Batches for Optimal Airflow: Preheat your air fryer to the recommended temperature. Arrange the seasoned fries in a single layer within the air fryer basket. It’s vital not to overcrowd the basket, as this restricts airflow and leads to steaming instead of crisping. Cook in batches if necessary, ensuring there’s plenty of space around each fry.
- Cook to Golden Perfection: Cook the fries, shaking the basket halfway through the cooking process to ensure even browning and crisping on all sides. Continue cooking until the fries are golden brown and delightfully crispy. Cooking times will vary depending on your air fryer model and the thickness of your fries.
- Taste, Season, and Serve Hot: Once cooked, transfer the fries to a serving platter. Taste and add an extra pinch of salt if desired. Serve immediately with your favorite dipping sauce. These fries are best enjoyed fresh off the air fryer!







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Crispy Air Fryer Sweet Potato Fries
Let’s get one thing straight: soggy sweet potato fries are not welcome here. We don’t compromise on crispiness, and we certainly don’t skimp on seasoning. This air fryer recipe delivers perfectly crunchy, well-seasoned fries every time, making them utterly irresistible. Sweet potato fries might have a reputation for being soft and bland, but with our method, that’s a thing of the past.
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Course: Appetizer, Dinner, Lunch, Side Dish
Cuisine: American
Keyword: air fryer appetizers, air fryer sweet potato fries, air fryer sweet potatoes
Prep Time: 5 minutes
Cook Time: 25 minutes
Soak Potatoes: 1 hour
Total Time: 1 hour 30 minutes
Servings: 6
Calories: 94 kcal
Author: Brandi Crawford
Ingredients
- 2 large sweet potatoes (peeled and cut lengthwise, approximately a couple of pounds total)
- 1 ½ tablespoons cornstarch
- 2 teaspoons paprika
- 2 teaspoons garlic powder
- Salt and pepper to taste
- 1 tablespoon olive oil
Instructions
Fry Cutter Method
- If using a fry cutter, soften the sweet potatoes first. Sweet potatoes are too dense to cut raw with most cutters. Microwave them for 3-4 minutes until slightly pliable (instructions on the cutter might vary, but longer times are usually needed for sweet potatoes).
- Use your fry cutter to slice the softened sweet potatoes into even strips. This ensures uniform cooking.
Air Frying Process
- Place the sliced sweet potatoes in a large bowl with cold water. Allow them to soak for one hour. This step helps remove excess starch, which is key for crispiness.
- Remove the sweet potatoes from the water and dry them completely with paper towels or a clean kitchen towel. Sprinkle cornstarch evenly over the dried fries and toss to coat.
- Sprinkle in the paprika, garlic powder, salt, and pepper. Drizzle with olive oil and toss again until all fries are thoroughly coated with seasoning and oil.
- Place the seasoned fries in the air fryer basket in a single layer. Do not overcrowd the basket; cook in batches if necessary to ensure proper airflow. If you notice any dry white spots from the cornstarch, lightly spray those areas with olive oil.
- Set the air fryer temperature to 380°F (193°C) and cook for 23-25 minutes. Set a timer for 10 minutes, then pause and shake the basket vigorously to redistribute the fries for even cooking. Continue cooking until they reach your desired level of crispness. Feel free to cook longer for extra crispy results, checking frequently.
- Cool the fries slightly before serving for the best texture.
Recipe Notes
- Every air fryer model varies in cooking speed and temperature accuracy. Monitor your fries closely throughout the cooking process.
- If your fries aren’t crisping up, try spraying a little more oil or ensuring your basket isn’t overcrowded. Proper air circulation is essential.
- For maximum crispiness, avoid slicing the fries too thick. Thinner fries tend to crisp up much better than thick ones.
Recipe Tools Used in this Recipe
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- Fry Cutter
- Cosori 7-quart Air Fryer
- Air Fryer Oil Spray Bottle
- Air Fryer Parchment Paper
Nutrition (displayed with net carbs)
Serving: 1 serving | Calories: 94kcal | Carbohydrates: 13g | Protein: 1g | Fat: 4g
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Nutrition Data: Macros are provided as a courtesy and should not be construed as a guarantee. This information is calculated using MyFitnessPal.com. To obtain the most accurate nutritional information in a given recipe, you should calculate the nutritional information with the actual ingredients used in your recipe, using your preferred nutrition calculator. You are solely responsible for ensuring that any nutritional information provided is accurate, complete, and useful.
These crispy air fryer sweet potato fries are fantastic on their own, but they truly shine when paired with a delicious dipping sauce. Try them with Low-Carb Garlic Truffle Aioli, a zesty Garlic Avocado Aioli, or a smoky Chipotle Mayo. This method is remarkably similar to our baked Healthy Sweet Potato Fries recipe, confirming that cornstarch is indeed the secret ingredient for creating sweet potato fries that are both crispy AND crunchy.
Frequently Asked Questions and Air Fryer Sweet Potato Fries Tips
How do I get crispy sweet potato fries?
The key to crispy sweet potato fries lies in a few crucial steps. First, soaking the cut sweet potatoes in cold water helps to draw out excess starch, which can make fries soggy. Second, coating them thoroughly in cornstarch creates a thin, crunchy layer that prevents moisture from escaping too quickly. Finally, ensuring they are well-oiled and cooked in a single layer in the air fryer at the right temperature promotes even browning and crisping. For more detailed tips, ensure you follow our full recipe.
Do I need to soak sweet potato fries before air frying?
While soaking isn’t strictly “required” in the sense that your fries won’t cook without it, it’s highly recommended for the best results. Soaking the fries in cold water for 20-30 minutes, or even up to an hour, significantly helps to remove surface starches. This process is instrumental in achieving a crispier exterior. Remember to pat them thoroughly dry after soaking, as any residual water will hinder the crisping process.
What temperature should I air fry sweet potato fries at?
The ideal temperature range for air frying sweet potato fries is typically between 380°F (193°C) and 400°F (204°C). This ‘sweet spot’ allows for the fries to cook through and achieve beautifully crispy edges without burning, while simultaneously keeping the interior soft and fluffy. Always preheat your air fryer to ensure consistent cooking from the start.
How long do I cook sweet potato fries in the air fryer?
Cooking times can vary, but generally, fresh sweet potato fries will take approximately 16-20 minutes in an air fryer. This includes shaking the basket vigorously halfway through the cooking process to promote even crisping. Factors like the thickness of your fries, your specific air fryer model, and how crowded the basket is will influence the exact duration. Always cook until they are golden brown and reach your desired level of crispiness.
Should I peel the sweet potatoes?
Whether to peel your sweet potatoes or not is entirely a matter of personal preference! Leaving the skin on adds a rustic texture and provides extra fiber and nutrients, which many people appreciate for health benefits. If you prefer a smoother, more uniform fry, or if the skin texture isn’t to your liking, go ahead and peel them. Both methods will yield delicious results when air fried correctly.
Can I use frozen sweet potato fries in the air fryer?
Absolutely! The air fryer is excellent for cooking frozen sweet potato fries. You can toss them directly into the air fryer from the freezer – no thawing or additional oil is typically needed, as most frozen fries are pre-oiled. Cook them at around 400°F (204°C) for 12-15 minutes, shaking the basket halfway through to ensure they cook evenly and get crispy. Keep an eye on them, as cooking times can vary by brand and air fryer model.
How do I season sweet potato fries?
Beyond our recommended paprika, garlic powder, salt, and pepper, the seasoning possibilities are endless! For a sweet twist, try a sprinkle of cinnamon and sugar after cooking, or even a dash of pumpkin pie spice. For savory variations, consider a smoky chili powder, spicy Cajun seasoning, Italian herbs, or a pinch of rosemary and thyme. A squeeze of lime juice after cooking can also brighten the flavors.
How do I store and reheat leftover air fryer sweet potato fries?
To store leftovers, allow the fries to cool completely, then place them in an airtight container in the refrigerator for up to 3 days. For the best reheating results and to restore their crispiness, avoid the microwave. Instead, reheat them in your air fryer at 375°F (190°C) for 3-5 minutes, shaking the basket once or twice, until they are hot and re-crisped.
Can I make them without oil?
You can certainly attempt to make sweet potato fries without oil in the air fryer, but be aware that they generally won’t achieve the same level of crispiness or golden-brown color. A small amount of oil is crucial for promoting browning (the Maillard reaction) and helping the cornstarch create that desirable crunchy exterior. Without oil, they tend to be drier and less appetizing.
What dips go best with sweet potato fries?
Sweet potato fries pair wonderfully with a variety of dips. Classic choices include chipotle mayo, a tangy honey mustard, or a zesty spicy ranch. For something unique and to enhance their natural sweetness, try a cinnamon-maple yogurt dip or even a creamy curry aioli. Experiment to find your favorite combination!
Air Fried Sweet Potato Fries Variations and Substitutions
Once you’ve mastered the basic crispy sweet potato fry, feel free to get creative with flavor variations! The air fryer provides a perfect canvas for experimenting with different seasonings and toppings. For a savory profile, consider tossing the fries with a blend of smoked paprika, cumin, and a pinch of cayenne pepper for a subtle kick. A sprinkle of fresh rosemary or thyme with garlic powder adds an aromatic touch. If you lean towards sweet, a dusting of cinnamon sugar post-cooking is delightful, or even a drizzle of maple syrup or honey. You can also experiment with different oils, such as avocado oil for a neutral flavor or a hint of coconut oil for a tropical essence. Feel free to substitute sweet potatoes with other root vegetables like carrots or parsnips for similar air-fried stick snacks, though cooking times may vary.
More Air Fryer Fries and Potato Recipes
If you love crispy potatoes made in the air fryer, you’re in for a treat! Explore these other fantastic air fryer recipes:
- Homestyle Air Fryer French Fries
- Air Fryer Potato Wedges
- Air Fryer Truffle Oil Fries
- Air Fryer Baked Sweet Potatoes
- Air Fryer Baked Potatoes
- Air Fryer Potato Chips
- Sweet Potato Biscuits
- Air Fryer Potato Skins
Popular Air Fryer Recipes
The air fryer is incredibly versatile! Beyond fries, here are some other popular and easy air fryer recipes to try:
- Air Fryer Zucchini Chips
- Air Fryer Onion Rings
- Air Fryer Fried Pickles
- Air Fryer Tortilla Chips
- Air Fryer Chick-fil-A Chicken Sandwich
- Air Fryer Frozen Burgers
- Air Fryer Butternut Squash
More Sweet Potato Recipes
If you’re a fan of sweet potatoes, you’ll love these other delicious ways to enjoy them:
- Sweet Potatoes Au Gratin
- Southern Candied Sweet Potatoes
- Sweet Potato Biscuits
- Healthy Southern Sweet Potato Pie
- Sweet Potato Chili
- Sweet Potato Cornbread
- Sweet Potato Soup

With this comprehensive guide and recipe, you’re now equipped to create the ultimate crispy air fryer sweet potato fries. Say goodbye to soggy disappointments and hello to perfectly seasoned, undeniably crunchy goodness. Your air fryer is about to become your new best friend for healthy, easy, and incredibly delicious sweet potato fries that will impress every time!
