If your COSORI air fryer is producing smoke, it can be concerning and potentially damaging. Smoking usually indicates a buildup of grease, food residue, or improper use that needs addressing. This guide provides practical, safe steps to identify causes and fix the issue, ensuring your air fryer operates cleanly and efficiently.
Follow these instructions carefully to prevent future smoking and enjoy healthy, crispy meals without hassle.
Key Takeaways
| Regular Cleaning | Grease buildup causes smoking; clean your fryer regularly. |
| Use Proper Liners | Disposable liners can prevent food residue from burning. |
| Avoid Overfilling | Overloading can cause drips and smoke. |
| Check for Food Debris | Ensure no food particles are stuck in vents or heating elements. |

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Identify the Cause of Smoking
- Inspect the interior for grease or food residue buildup, especially around the heating element and basket edges.
- Check if the fryer was overfilled or if food is burning due to excessive cooking times or high temperatures.
- Look for any food particles or crumbs lodged in vents or on the heating element.

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Clean Your Air Fryer Thoroughly
- Unplug the air fryer and allow it to cool completely.
- Remove the basket and accessories, then wash them with warm, soapy water or in the dishwasher.
- Use a non-abrasive sponge or cloth to wipe the interior, paying special attention to the heating element and corners where grease may accumulate.
- Dry all parts thoroughly before reassembling.
Prevent Future Smoking
- Use disposable liners, like the Cosori Air Fryer Liners, to catch drips and food particles, which also simplifies cleanup.
- Avoid overfilling the basket—leave space for hot air to circulate evenly.
- Set appropriate cooking temperatures; avoid excessively high settings unless necessary.
- Regularly clean the fryer after each use to prevent grease buildup.
Troubleshooting Persistent Smoke
If smoking continues after cleaning, check for damaged or burnt components. If the heating element appears scorched or the fan is obstructed, contact COSORI customer support or consider professional repair. Always ensure you’re using recommended accessories and following the user manual for safe operation.
Safety Tips and Warnings
- Never operate the fryer with a damaged power cord or if it produces excessive smoke.
- Avoid using abrasive cleaning tools that can damage the interior surface.
- Ensure the fryer is unplugged and cooled before cleaning or inspecting components.
- Do not cover the air vents during operation, as this can cause overheating.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Size: 13 x 11 x 14 inches
- ✔ Weight: 15.4 lbs
- ✔ Warranty: 1-year

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Color: Silver
- ✔ Quantity: 3 pieces
- ✔ Food Grade: Yes
Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt

The Cosori 9-in-1 TurboBlaze Air Fryer offers precise temperature control and innovative TurboBlaze technology, making it a reliable choice for healthy cooking. Its powerful fan and heating system help prevent smoking when maintained properly.
Pros:
- Powerful 3600 rpm fan
- Precise temperature control up to 450°F
- Multiple cooking functions
- Smart control via smartphone
Cons:
- Can produce smoke if not cleaned regularly
- Larger size may not suit small kitchens
Best for: Versatile, quick, and healthy cooking for busy families
Not ideal for: Users seeking compact or minimalist air fryers
Bottom line: A versatile and high-powered air fryer with smart features, best maintained with regular cleaning to prevent smoking.
ALJ 3PCS Air Fryer Oven Mesh Rack

The ALJ 3PCS Air Fryer Oven Mesh Rack is a practical accessory that improves air circulation and minimizes residue buildup, helping prevent smoking during cooking.
Pros:
- Enhances airflow
- Made of food-grade stainless steel
- Dishwasher safe
- Easy to install
Cons:
- Adds extra cleaning step
- Requires additional storage
Best for: Keeping food crispy and evenly cooked without smoke
Not ideal for: For users who prefer built-in solutions
Bottom line: A helpful accessory that promotes even cooking and reduces smoke risks.
Frequently Asked Questions
Why is my COSORI air fryer smoking even after cleaning?
Residual grease or food particles may still be present, or the fryer may be overfilled. Ensure thorough cleaning and avoid overfilling to prevent smoking.
Can I use liners to prevent smoking?
Yes, using disposable liners like the Cosori Air Fryer Liners or Air Fryer Paper Liners can catch drips and reduce residue buildup, helping prevent smoking.
Is smoking dangerous or harmful?
While occasional smoke isn’t dangerous, persistent smoking indicates buildup or malfunction, which can damage the appliance or cause fire hazards. Regular cleaning is essential.
How often should I clean my air fryer?
Clean your air fryer after each use to prevent grease buildup. Deep cleaning of the interior, fan, and heating element should be done weekly if used frequently.
Keep Your COSORI Air Fryer Smoke-Free
By regularly cleaning your air fryer, avoiding overfilling, and using proper accessories, you can prevent smoking and ensure safe, efficient cooking. Troubleshooting small issues promptly will help extend the life of your appliance and keep your meals delicious and healthy.
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