The heating element in an air fryer serves the essential function of generating the heat required for cooking the food. When you turn on the air fryer and set the desired cooking temperature, the heating element begins to warm up rapidly. This element is typically located at the top of the air fryer.

As the heating element heats up, it transfers thermal energy to the air inside the cooking chamber. The hot air is then circulated rapidly throughout the cooking chamber by the convection fan. This hot air circulation ensures that the food is exposed to the heat from all angles, promoting even and thorough cooking.

The heating element is a crucial component in the air fryer's cooking process because it enables the appliance to reach and maintain the desired cooking temperature, thereby cooking the food to the desired level of crispiness and doneness. Without the heating element, the air fryer would not be able to cook the food efficiently and achieve the crispy texture that is characteristic of air-fried dishes.

By using a heating element and circulating hot air, the air fryer can replicate the results of deep frying but with significantly less oil, making it a healthier cooking option for those who want to enjoy crispy and delicious foods without the excessive use of oil.