The fan continuously circulates air through the oven as the food cooks. This process of blowing hot air over the food as it cooks makes the food cook more evenly.
[header] How to cook with a convection toaster oven [title] Know what a convection oven is. [step] A traditional oven has heating elements on top and bottom of the oven. A convection oven differs by having a fan in addition to the heating elements.