Heat a nonstick skillet over medium heat. Coat pan with cooking spray.
Add egg; cook until set, about 3 minutes.
Top toast with cheese; place egg over cheese.
Serve with apple slices on the side.
Carb Star: Rye, pumpernickel, or sourdough bread
to 3 grams of Resistant Starch per slice
Bread made from rye, pumpernickel, or sourdough is rich in Resistant Starch and fiber. One Swedish study found that rye bread decreased hunger more than whole-wheat bread.