If your COSORI air fryer is producing smoke during operation, it can be concerning and potentially hazardous. Smoking typically indicates an issue with grease buildup, food residue, or improper use. This guide will help you identify common causes and provide safe, practical steps to fix the problem, ensuring your air fryer operates cleanly and efficiently.
Following these steps carefully will help you prevent smoke and maintain your appliance’s longevity while enjoying delicious, healthy meals.
Key Takeaways
| Grease buildup | Grease or food residue can cause smoke during cooking. |
| Use of liners | Incorrect or poorly placed liners may lead to smoke. |
| Overloading basket | Too much food or improper placement can cause smoking. |
| Temperature settings | Cooking at excessively high temperatures may produce smoke. |
| Cleaning routine | Regular cleaning prevents grease and residue accumulation. |

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Identify the Cause of Smoking
- Inspect the air fryer basket and heating element for visible grease or food residue.
- Check if you have used liners that are not heat-resistant or placed improperly.
- Ensure you’re not overloading the basket, which can block airflow and cause smoke.
- Review your cooking temperature; cooking above 400°F can increase smoke risk.

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Clean Your Air Fryer Thoroughly
- Unplug the fryer and let it cool completely.
- Remove the basket and tray, then wash them with warm soapy water or dishwasher if compatible.
- Wipe the interior with a soft cloth and a mixture of vinegar and water to remove grease.
- Check and clean the heating element carefully with a soft brush or cloth.
Adjust Usage and Settings
- Use the recommended temperature range (90°–450°F); avoid exceeding 400°F unless necessary.
- Place food and liners properly, ensuring liners do not touch the heating element during preheat or cooking.
- Do not overload the basket—leave space for hot air circulation.
- Preheat the air fryer correctly and follow recommended cook times.
Use Proper Accessories and Liners
Choose heat-resistant liners designed for air fryers, such as the Cosori Air Fryer Liners or the Air Fryer Paper Liners, avoiding those that can catch fire or produce smoke. Always place liners after preheating or when the basket is empty, and ensure they are weighted down with food.
Tips and Warnings
- Regularly clean your air fryer after each use to prevent grease buildup.
- Avoid placing excessive oil or greasy foods near the heating element.
- Never use abrasive cleaners or metal brushes on the interior.
- Always follow the manufacturer’s instructions for safety and maintenance.
The Products in This Guide

Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt
- ✔ Weight: 12.65 lbs
- ✔ Dimensions: 14.9 x 11.4 x 11.2 inches
- ✔ Material: Plastic and stainless steel

ALJ 3PCS Air Fryer Oven Mesh Rack
- ✔ Weight: 0.5 lbs
- ✔ Durability: High
- ✔ Cleaning: Easy
Cosori 9-in-1 TurboBlaze Air Fryer 6 Qt

The Cosori 9-in-1 TurboBlaze Air Fryer combines powerful TurboBlaze technology with precise temperature control, making it a reliable choice for various cooking needs. Proper cleaning and maintenance are key to preventing smoke issues.
Pros:
- Powerful 3600 rpm fan
- Precise temperature control
- Versatile cooking functions
- Smart control via app
Cons:
- Can produce smoke if not cleaned regularly
- Larger size may not suit small kitchens
- Requires careful liner placement
Best for: Families and busy households seeking quick, healthy meals
Not ideal for: Users who prefer compact appliances or minimal maintenance
Bottom line: Regular cleaning and proper usage ensure your COSORI air fryer runs smoke-free.
ALJ 3PCS Air Fryer Oven Mesh Rack

The ALJ 3PCS Air Fryer Oven Mesh Rack improves airflow and crispiness, helping reduce smoke caused by grease buildup. It fits well with COSORI models and is dishwasher safe for easy cleaning.
Pros:
- Improves airflow
- Made of food-grade stainless steel
- Dishwasher safe
- Enhances crispiness
Cons:
- Requires additional space in the basket
- Additional cost
- Not suitable for very small models
Best for: Users seeking even cooking and easier cleanup
Not ideal for: Those with very limited space or budget constraints
Bottom line: A great addition to ensure even cooking and reduce smoke risks.
Frequently Asked Questions
Why is my COSORI air fryer smoking during use?
Smoking can be caused by grease or food residue buildup, improper placement of liners, overloading the basket, or cooking at excessively high temperatures. Regular cleaning and correct usage can prevent this.
Can I use liners in my COSORI air fryer without causing smoke?
Yes, but only heat-resistant liners, like the Cosori Air Fryer Liners or the Food Grade Paper Liners, should be used. Always place liners after preheating or when the basket is empty and ensure they are weighed down with food.
How often should I clean my air fryer to prevent smoking?
It’s best to clean your air fryer after every few uses, especially if you notice any grease or residue. Regular cleaning prevents buildup that can lead to smoke.
What temperature is safe to cook at in my COSORI air fryer?
While the COSORI air fryer can reach up to 450°F, it’s advisable to cook foods at 400°F or below to minimize smoke, especially when cooking greasy or oily foods.
Keep Your COSORI Air Fryer Smoke-Free and Delicious
By understanding the common causes of smoking and following proper cleaning and usage tips, you can enjoy the full benefits of your COSORI air fryer. Regular maintenance and careful handling ensure safe, tasty, and healthy cooking experiences every time.
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