Bake in an oven or toaster oven at 350 degrees F until the cubes are a rich golden brown.
Put the slice in the toaster oven and set it to 300 degrees Fahrenheit.
If your cookie ever gets too moist, then just place in a toaster oven (or regular oven) at 300° to bake for 15 minutes.
The toaster oven heating element is probably the most important piece inside a toaster oven.
Depending on the type of toaster oven you use, the heating element will run either vertically or horizontally.