Spray large non-stick skillet with cooking spray. Heat over medium heat. You can also use a griddle set at 375.
Dip bread into batter and cook until golden brown, about 1-2 minutes per side. Whisk the batter before you dip each slice to distribute the cinnamon.
These can be made low fat by replacing the eggs with 4 whites or 1/2 cup egg substitute and using fat free milk. I usually double the recipe and refrigerate (up to a week) or freeze (2 months) the leftovers.