1. Heat oil in medium nonstick skillet over medium heat. Combine eggs and pepper in medium bowl; stir well with whisk. Pour egg mixture into skillet; cook 30 seconds or until mixture begins to thicken, stirring slowly with wooden spoon.
2. Stir in salmon and cream cheese; cook 30 seconds, smashing cream cheese lumps with spoon. Stir in spinach; cook 2 minutes or until spinach wilts and eggs are cooked, stirring constantly. Top each muffin half with 1/2 cup egg mixture. Garnish with chives, if desired.
Note: Nutritional analysis includes Sugars 3g.