You catch the smell through the steam vent and suddenly you are starving. That warm mix of butter and spices hits your nose and you can't help but think about the crispy sweet potato rounds waiting for you. They smell so inviting, like something that’s been slow roasted with care even though you know it only takes 20 minutes.

You remember the first time you got this recipe down pat. The sweet potatoes came out tender but with that perfect edge of crisp you crave. You sense the subtle smoky taste from the paprika and the garlic powder that kinda sneak up on you and make each bite full of flavor.
You notice how this simple snack doubles as a side easily and sometimes even a quick grab when you’re juggling dinner and those last minute cravings. This recipe works real good for busy days when you want something tasty but don’t wanna fuss with too many dishes. That pressure cooker knowledge sneaks in handy even though air frying is the star here.
Why This Recipe Works Every Single Time
- The combination of melted butter and spices coats each slice evenly for balanced flavor.
- Proper slicing thickness ensures the rounds cook through without getting mushy.
- The air fryer crisps the edges while keeping the inside tender for a great texture contrast.
- Flipping halfway lets each side get that even golden finish you’re always after.
- Using a quick release pressure cooker beforehand to soften sweet potatoes speeds up the air frying time but you can skip this for raw slices.
The Complete Shopping Rundown
You’ll wanna grab a large sweet potato, the star of this show. Butter’s next, 2 tablespoons melted, ensures each slice gets coated in richness that’s hard to beat. You spot paprika, the smoky spice that gives those rounds their gentle punch.
Don’t forget onion powder; it adds a mild savory element along with half a teaspoon of garlic powder that’s just the right kinda kick. Dry thyme brings in some herbal warmth, another half teaspoon. You also need salt and black pepper, just a pinch of each to round everything out.

- 1 large sweet potato
- 2 tablespoons salted butter, melted
- 1 teaspoon paprika
- 1 teaspoon onion powder
- ½ teaspoon garlic powder
- ½ teaspoon dry thyme
- ¼ teaspoon salt
- ¼ teaspoon black pepper
The Exact Process From Start to Finish
First, you preheat the air fryer to 375°F. That gets things ready while you work on the sweet potato. Wash it good, peel off the skin, then slice into ¼ inch rounds — not too thin so they don’t break, not too thick so they cook all the way through.
In a big bowl, you mix melted butter with paprika, onion powder, garlic, thyme, salt, and black pepper. Stir well. Toss the sweet potato slices in this mixture, making sure each piece is nicely coated.
Then you put the slices single-layered in the air fryer basket. If your basket is small, you might have to do multiple batches. Air fry for about 12-15 minutes, flipping all the slices over halfway through so they get crisp both sides.

When you see tender pull work, that’s when you know they’re ready. Sweet potatoes should be done yet still have that tiny bit of firmness holding 'em. Remove from the air fryer, repeat the process for any left slices if you did batches.
Serve warm — these make a great side for any meal or snack when hunger hits unexpectedly. Simple, tasty, and satisfying.
Valve Hacks You Need to Know
Look, the pressure cooker’s sealing ring has gotta be in good shape here if you use it first to do a quick steam soften on your sweet potato rounds before air frying. If it’s old or cracked you’ll lose pressure and cook time will be off.
For quicker cleanup, you can use the quick release instead of slow release when removing steam, but be careful not to burn yourself by rushing it. Stand back and use a kitchen towel.
Keep your float valve clean and free of starch or sticky residue from any pre-cooked sweet potatoes. A stuck valve’s no fun in the pressure cooker world, and it might cause overcooking or undercooking issues.
The Flavor Experience Waiting for You
The first bite hits you with sweet warmth balanced by that pinch of paprika’s smokiness. The butter melts and coats your mouth, making every slice feel rich.
You notice the herbs kick in next, thyme and garlic powder blending into a comforting, almost homey vibe. It’s simple but never boring.
The edges get crispy, adding a bit of crunch with each bite where the seasoning gathers just right. Your taste buds kinda dance between tender insides and those crisp bites.
Serving these warm makes the experience even better because the scent fills the kitchen and every forkful is a little celebration.
How to Store This for Later
Once cooled, store any leftovers in an airtight container to keep the slices from getting soggy. Room temp is fine if you plan to eat in a few hours.
If it’s longer, pop them in the fridge where they’ll keep good for about 3 to 4 days. When reheating, use the air fryer again or a hot pan to bring back that crisp edge.
You can freeze the slices by laying them on a baking sheet first, freezing individually, then putting in freezer bags after. That way they don’t all stick together and it’s easy to grab whenever.
To reheat from frozen, air fry at 375°F for 6 to 8 minutes. Patience here gets you that great texture again like fresh-made.
Common Questions and Real Answers
- Can I use other kinds of sweet potatoes? Sure thing, just adjust cooking times if your potatoes are bigger or smaller. Check out our potato wedges air fryer with Ground Beef for a similar air fryer technique.
- Do I have to peel the sweet potatoes? Not really, just make sure they’re washed well if you keep the skin on for more texture and nutrients. Related to this, see our air fryer baked potato with Crispy Bacon recipe.
- Will it work without butter? You could use oil instead, but butter gives that rich flavor you don’t wanna miss. Butter also pairs nicely with air fryer chicken like in our air fryer chicken with Shrimp and Garlic Butter.
- Can I batch cook and store leftovers? Totally, just follow the storage tips to keep that crisp right.
- How important is flipping the slices? Flipping is key to get even cooking and avoid one side being soggy or too dark.
- Can I prepare the sweet potatoes in the pressure cooker before air frying? Yep, quick release after a brief steam will soften them up and cut down the air frying time.

Air Fryer Sweet Potato Slices (Sweet Potato Rounds)
Equipment
- 1 Mixing bowl Large
- 1 Air fryer
Ingredients
Main Ingredients
- 1 Large sweet potato
- 2 tablespoons Salted butter melted
- 1 teaspoon Paprika
- 1 teaspoon Onion powder
- 0.5 teaspoon Garlic powder
- 0.5 teaspoon Dry thyme
- 0.25 teaspoon Salt
- 0.25 teaspoon Black pepper
Instructions
Instructions
- Preheat the air fryer to 375°F.
- Wash and peel the sweet potato, then slice it into ¼ inch rounds.
- In a bowl, combine melted butter with paprika, onion powder, garlic powder, thyme, salt, and black pepper.
- Toss the sweet potato slices in the spice butter mixture until evenly coated.
- Place the coated slices in a single layer in the air fryer basket.
- Air fry the slices for 12-15 minutes, flipping them halfway through cooking.
- Check that desired tenderness is reached; cook more if needed. Repeat with remaining slices if cooking in batches.
- Serve warm and enjoy as a snack or side dish.




