Smoked Salmon Scramble with tomatoes

8 eggs 2 tablespoons sour cream 1/2 teaspoon black pepper 1/4 teaspoon salt 1 small red onion , cut into thin,half-rings 1 cup lox or 1 cup smoked salmon ,[...]

4 tomatoes (about 4oz/115g) 2 ounces smoked salmon , pieces 2 eggs 1 egg white 1 teaspoon water pepper 1 tablespoon fresh chives (for sprinkleing) 1 1.[...]