Get ready to enjoy a classic holiday favorite with a modern twist! This Air Fryer Sweet Potato Casserole is rich, creamy, and topped with a perfectly crispy, golden topping. It’s quick, easy, and packed with warm, comforting flavors—perfect for any occasion!

Golden, crispy Air Fryer Sweet Potato Casserole topped with pecans and marshmallows in a baking dish.
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Air Fryer Sweet Potato Casserole is a delicious twist on a classic dish, bringing together creamy, mashed sweet potatoes with a crispy, golden topping.

Made effortlessly in the air fryer, this recipe delivers rich flavors with warm spices, brown sugar, and a hint of butter for ultimate comfort. The crunchy pecan topping (or gooey marshmallows!) adds the perfect contrast to the smooth, velvety sweet potatoes. Whether you’re serving it for a holiday feast or a cozy weeknight dinner, this easy air fryer version saves time without sacrificing flavor. It’s a must-try side dish for any occasion!

Air Fryer Sweet Potato Casserole with a creamy base and crispy pecan topping, served in a baking dish.

Why You Will Love This Recipe!

  • Quick and easy to make in the air fryer.
  • Creamy sweet potatoes with a crispy, golden topping.
  • Perfect for holidays or everyday comfort food.
  • Customizable with pecans, marshmallows, or both!
  • Saves oven space for other holiday dishes.

If you love easy Air Fryer Holiday Recipes, try my recipe AIR FRYER CORNISH HEN, AIR FRYER TURKEY TENDERLOINS, AIR FRYER CRISPY BREADED GREEN BEANS, or AIR FRYER ROSEMARY GARLIC SMASHED POTATOES.

What You’ll Need to Make Air Fryer Sweet Potato Casserole

Ingredients needed for Air Fryer Sweet Potato Casserole on kitchen table.
  • Cooked sweet potatoes, air fried or boiled until tender
  • Butter, melted for rich, creamy texture
  • Brown sugar, adds sweetness and caramel-like flavor
  • Vanilla extract, enhances warmth and depth of taste
  • Diced pecans, for a crunchy, nutty topping
  • Ground cinnamon, warm spice for cozy, sweet flavor
  • Salt, balances sweetness and enhances overall taste
  • Black pepper, adds a subtle hint of spice
  • Mini marshmallows, for a gooey, golden toasted topping

How to Make Air Fryer Sweet Potato Casserole

Sweet Potatoes on cutting board. Not cooked.

Step One: In a large mixing bowl, mash the sweet potatoes using a fork or potato masher until smooth.

Mixing melted butter, brown sugar, vanilla extract, and cinnamon, then folding in diced pecans for added crunch.

Step Two: Add the melted butter, brown sugar, vanilla extract, salt, pepper, and ground cinnamon, then mix until well combined. Gently fold in the diced pecans for added crunch.

Step Three: Lightly grease your casserole dish with non-stick cooking spray or olive oil spray. Transfer the sweet potato mixture into the prepared dish, spreading it evenly.
Sprinkle the mini marshmallows on top for a gooey, golden finish. Place the dish in the air fryer and cook at air fryer temperature of 320 degrees F and set cook time for 10-12 minutes, or until the marshmallows are toasted.

Air Fryer Sweet Potato Casserole with creamy sweet potatoes and a golden, crispy topping of pecans and marshmallows.

Air Fryer Sweet Potato Casserole Recipe Tips

  • Choose the Right Sweet Potatoes: Select sweet potatoes that are firm and without blemishes for the best texture and flavor. Air frying or boiling them will ensure they’re soft enough for mashing.
  • Customize the Topping: You can swap the mini marshmallows for a crunchy pecan topping, or add both for extra texture. If you prefer a more savory touch, try topping it with shredded cheese or crispy fried onions.
  • Monitor Cooking Time: Air fryer models vary, so check your casserole halfway through to ensure it’s cooking evenly. If the marshmallows are browning too quickly, cover the dish loosely with foil.

Storing

  • Storing: Store leftover Air Fryer Sweet Potato Casserole in an airtight container in the refrigerator for up to 3-4 days. Be sure to let it cool completely before sealing to preserve its texture.
  • Freezing: To freeze, wrap the casserole tightly in plastic wrap and foil or place it in a freezer-safe container for up to 2-3 months. Thaw it overnight in the fridge before reheating.
  • Reheating: Reheat in the air fryer at 320°F for 5-7 minutes, or until heated through and the marshmallows are slightly toasted. You can also reheat it in the oven at 350°F for 10-15 minutes.
Air Fryer Sweet Potato Casserole topped with golden marshmallows and pecans, baked to perfection.

Air Fryer Sweet Potato Casserole Recipe Faqs

Can I use canned sweet potatoes for this recipe? While fresh sweet potatoes yield the best texture, canned sweet potatoes can be used if needed. Just make sure to drain them well before mashing.

How do I know when the casserole is done? The casserole is done when the marshmallows are golden brown and the sweet potato mixture is heated through. You can check by inserting a fork to ensure it’s soft.

Can I make this casserole ahead of time? Yes! Prepare the sweet potato mixture and store it in the fridge for up to a day before cooking. Add the marshmallows right before air frying.

What if I don’t have mini marshmallows? You can use regular marshmallows, but cut them into smaller pieces for a similar effect. Alternatively, you can skip the marshmallows and top with more pecans.

Can I use a different type of nut for the topping? Yes! Walnuts, almonds, or even cashews work well as a substitute for pecans, giving the casserole a slightly different flavor and crunch.

Air Fryer Sweet Potato Casserole is a deliciously easy twist on a classic dish, featuring creamy sweet potatoes, a crunchy topping, and warm spices.

More Easy Air Fryer Recipes


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"Air Fryer Sweet Potato Casserole with a golden, crispy marshmallow and pecan topping in a baking dish."

Air Fryer Sweet Potato Casserole

5 from 5 votes
Prep Time: 20 minutes
Cook Time: 12 minutes
Total Time: 32 minutes
Servings: 8 Servings

Description

Air Fryer Sweet Potato Casserole is a delicious, creamy side dish with a golden, crispy topping. Perfect for holidays, family dinners, or any comfort food craving.

Ingredients 

  • 3 cups sweet potatoes, cooked, and cooled
  • 1/3 cup butter, melted, unsalted
  • 1/2 cup brown sugar
  • 1 teaspoon vanilla extract
  • 1/2 cup pecans, diced
  • 1 teaspoon ground cinnamon
  • 1 teaspoon kosher salt
  • 1/2 teaspoon black pepper
  • 1 cup Mini Marshmallows

Instructions

  • In a large mixing bowl, mash your sweet potatoes with either a fork or potato masher.
  • Add the melted butter, brown sugar, vanilla extract, salt, pepper, and ground cinnamon and mix well.
  • Fold in your diced pecans.
  • Spray your casserole dish with either non-stick cooking spray or olive oil spray.
  • Spoon your sweet potato filling into the prepared pan.
  • Top with the mini marshmallows.
  • Set into the air fryer, set cook time for 10-12 minutes at air fryer temperature of 320 degrees F. (air fryer setting)
  • Plate, serve, and enjoy!

Equipment

Nutrition

Serving: 1ServingCalories: 228kcalCarbohydrates: 30gProtein: 2gFat: 12gSaturated Fat: 5gPolyunsaturated Fat: 2gMonounsaturated Fat: 5gTrans Fat: 0.3gCholesterol: 20mgSodium: 388mgPotassium: 218mgFiber: 2gSugar: 19gVitamin A: 7317IUVitamin C: 1mgCalcium: 36mgIron: 1mg

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