If your COSORI air fryer is producing smoke during use, it can be concerning and may affect your cooking experience. Smoking usually indicates an issue that needs addressing, either from food residue, improper use, or a mechanical problem. This guide provides practical, safe steps to identify and fix the causes of smoking in your COSORI air fryer.
By understanding common causes and following these clear instructions, you can restore your air fryer to optimal performance and enjoy healthy, crispy meals without smoke or mess.
Key Takeaways
| Cause Identification | Smoking is often caused by food drips, leftover residue, or incorrect liners. |
| Cleaning is Key | Regular cleaning prevents buildup that leads to smoking. |
| Proper Use | Always use recommended liners and avoid preheating with liners in place. |
| Fix Steps | Follow step-by-step cleaning and inspection routines to eliminate smoke. |
| Safety Tips | Ensure food is properly placed and avoid overfilling to prevent smoke. |

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Identify the Cause of Smoking
- Check for food residue or grease buildup inside the basket and heating element area.
- Inspect the air fryer for any food particles stuck on the heating element or fan.
- Ensure you are not using liners that are incompatible or placed improperly, especially during preheating.

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Clean the Air Fryer Thoroughly
- Unplug the air fryer and allow it to cool completely.
- Remove the basket and accessories, then wash with warm, soapy water or in the dishwasher if dishwasher safe.
- Wipe down the interior, especially the heating element and fan area, with a damp cloth. Avoid harsh abrasives.
Check and Use Liners Properly
- Only use liners recommended for your model, such as the Cosori Air Fryer Liners, ensuring they are placed correctly without blocking airflow.
- Never place liners in the basket during preheating.
- Ensure the food covers the liner adequately to prevent it from flying up and touching the heating element.
Adjust Cooking Practices
- Reduce the temperature slightly if you notice smoke, especially when cooking fatty or greasy foods.
- Avoid overfilling the basket to allow proper hot air circulation.
- Use the shake reminder feature to prevent food from sticking or burning, which can cause smoke.
Perform Ongoing Maintenance & Safety Checks
- Regularly clean the interior after each use to prevent residue buildup.
- Inspect the fan and heating element periodically for dust or food residue.
- Ensure the air fryer is placed on a stable, heat-resistant surface during use.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Voltage: 120V
- ✔ Color: Cream
- ✔ Max Temperature: 450°F

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Material: Stainless steel
- ✔ Size: 10QT
- ✔ Dishwasher Safe: Yes
Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt

The Cosori 9-in-1 TurboBlaze Air Fryer offers precise temperature control and turbo fan technology for even, crispy results. Its design minimizes smoke, but proper maintenance is essential for optimal performance.
Pros:
- Powerful TurboBlaze Technology
- Even Heating with 5-Fan System
- Smart Control Compatibility
- Multiple Cooking Functions
Cons:
- Can produce smoke if not cleaned regularly
- Requires careful use of liners during preheat
- Size may be large for small kitchens
Best for: Versatile, high-capacity air frying with precise control
Not ideal for: For users seeking a compact, small-footprint air fryer
Bottom line: A versatile, powerful air fryer with excellent features, but requires regular cleaning to prevent smoking.
ALJ 3PCS Air Fryer Oven Mesh Rack

These mesh racks are compatible with COSORI models and improve air circulation, reducing residue buildup that can cause smoking. They also help with even cooking and crisper results.
Pros:
- Dishwasher safe
- Food-grade stainless steel
- Even air circulation
Cons:
- Additional cost
- Requires extra space in the basket
- May need adjustment for fit
Best for: Enhancing airflow and reducing residue buildup
Not ideal for: For users who prefer disposable liners only
Bottom line: A durable addition to keep your air fryer cleaner and reduce smoking risks.
Frequently Asked Questions
Why is my COSORI air fryer smoking during operation?
Smoking can occur due to food grease or residue buildup, improper use of liners, or overfilling the basket. Regular cleaning and correct liner placement help prevent this.
How often should I clean my air fryer to prevent smoking?
It’s best to clean the basket and interior after every use, especially if cooking greasy foods, to avoid residue buildup that causes smoking.
Can I use regular parchment paper liners during preheating?
No, avoid placing liners during preheating as they can fly up and touch the heating element, causing smoke or fire. Use liners only when food is in place.
What should I do if my air fryer continues to smoke after cleaning?
Inspect the heating element and fan for debris or residue. If the problem persists, contact customer support for further assistance.
Keep Your Air Fryer Smoke-Free & Safe
With proper cleaning, correct liner use, and mindful cooking practices, you can prevent smoking and enjoy delicious, healthy meals with your COSORI air fryer. Routine maintenance and cautious operation are key to ensuring safe, smoke-free cooking every time.
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