If your COSORI air fryer is producing smoke during operation, it can be concerning and may indicate a cleaning or maintenance issue. Proper troubleshooting can help restore safe, effective performance and prevent damage.
Follow these clear steps to identify and resolve common causes of smoking, ensuring your air fryer delivers perfect results without smoke or burnt odors.
Key Takeaways
| Cleanliness | Residual grease and food debris can cause smoking, requiring thorough cleaning. |
| Liners & Accessories | Improper use of liners or accessories can trap grease and cause smoke. |
| Cooking Temperature | Exceeding recommended temperatures may lead to burning and smoke. |
| Overfilled Basket | Overloading causes excess grease to drip and burn, creating smoke. |

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Step 1: Unplug and Cool the Air Fryer
Before inspecting or cleaning, unplug your COSORI air fryer and allow it to cool completely to avoid burns and ensure safety.

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Step 2: Remove and Clean the Basket and Tray
- Take out the basket and any accessories, such as the mesh rack or liners.
- Soak them in warm, soapy water to loosen grease and food residues.
- Use a non-abrasive sponge or brush to clean thoroughly, paying attention to the corners and heating element area.
- Dry all parts completely before reassembling.
Step 3: Check and Remove Excess Grease or Food Debris
Inspect the interior for accumulated grease or food residue, especially near the heating element. Remove any buildup carefully to prevent future smoking.
Step 4: Use Proper Liners and Avoid Overfilling
Use recommended disposable liners like Cosori Air Fryer Liners to prevent grease from burning on the basket. Do not overfill the basket—leave space for hot air to circulate.
Step 5: Adjust Cooking Settings
Ensure you’re cooking at appropriate temperatures, generally not exceeding 400°F unless specified. Lower the temperature if you notice smoke or burning.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Model: B0G4RV4MVD
- ✔ Size: 6 Qt
- ✔ Temperature: 90°–450°F

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Package: 125 liners
- ✔ Material: Unbleached paper
- ✔ Use: Disposable, hassle-free
Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt

The COSORI 9-in-1 TurboBlaze Air Fryer offers precise temperature control and a powerful fan system to ensure even cooking. Its innovative design helps reduce smoking caused by residue buildup or improper use, making it a great choice for safe, efficient cooking.
Pros:
- Powerful TurboBlaze technology
- Multiple cooking functions
- Precise temperature control
- Smart app control
Cons:
- Can produce smoke if not cleaned properly
- Larger size may not suit small kitchens
- Requires regular maintenance
Best for: Users seeking a high-capacity, multi-function air fryer with advanced features
Not ideal for: Those looking for a compact or simple model
Bottom line: A powerful, feature-rich air fryer that requires regular cleaning to prevent smoking.
ALJ 3PCS Air Fryer Oven Mesh Rack

Using high-quality air fryer liners like these disposable paper liners can help prevent grease buildup that causes smoking. They are easy to insert and remove, making maintenance simple and effective.
Pros:
- Non-stick and oil-proof
- Disposable for easy cleanup
- Resistant to 465°F
- Fits many models
Cons:
- Single-use
- Need to ensure proper placement
- liners may need replacement after each use
Best for: Anyone wanting hassle-free cleaning and smoke prevention
Not ideal for: Users preferring reusable accessories
Bottom line: An easy, effective solution to prevent smoking caused by grease buildup.
Frequently Asked Questions
Why is my COSORI air fryer smoking even after cleaning?
Residual grease, food debris, or improper use of liners can cause smoking. Thorough cleaning and correct liner placement often resolve the issue.
Can I use liners to prevent smoking?
Yes, using disposable liners like Cosori Air Fryer Liners helps prevent grease from contacting the basket, reducing smoke and mess.
Is it safe to cook at high temperatures if my air fryer smokes?
No, smoking at high temperatures indicates buildup or overheating. Lower the temperature and clean the unit before continuing to cook.
How often should I clean my air fryer to prevent smoking?
Regular cleaning after each use is recommended, especially if you cook greasy or sticky foods, to keep the appliance functioning safely.
Keep Your COSORI Air Fryer Smoke-Free with Proper Maintenance
Addressing smoking issues involves regular cleaning, proper use of liners, and cautious temperature settings. By following these steps, you’ll ensure your COSORI air fryer operates safely and delivers delicious, crispy meals every time.
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