Place tortilla on a place and microwave for 5 seconds.  Line a  2-cup microwave-safe cereal bowl with microwave-safe paper towel. Press the tortilla into bowl.

Break the egg another bowl and beat with a fork until blended.  Pour the egg into the tortilla. Add salt and pepper if desired.

Microwave on HIGH for 30 seconds. Gently stir and microwave until egg is almost set, 15 to 30 seconds longer.

Remove tortilla with paper towel liner from bowl to flat surface. Top egg with cheese and salsa. Fold bottom of tortilla over egg, then fold in sides.

Place tortilla on a place and microwave for 10 seconds to soften.

Spray a  2-cup microwave-safe cereal bowl with cooking spray. Break the egg into the bowl and beat with a fork until blended. Add salt and pepper if desired.

Place bowl in the microwave and cook on HIGH for 30 seconds. Gently stir and microwave until egg is almost set for 15 to 30 seconds longer.

Place egg on tortilla. Top egg with cheese and salsa. Fold bottom of tortilla over egg, then fold in sides.