Florentine (Spinach) OmeletAlmost Anything with Spinach is Nutritious.

1. 1

   Combine the butter and onion in a medium nonstick skillet.

2. 2

   Stirring constantly, cook over medium heat until the onion has softened, 3 to 4 minutes.

3. 3

   In a bowl, beat the eggs with the salt, pepper, and mustard.

4. 4

   Add the egg mixture to the skillet and stir briefly to lightly scramble.

5. 5

   Without stirring, continue to cook until the eggs are softly set, about 2 minutes.

6. 6

   Scatter the spinach over the eggs and sprinkle with the Parmesan cheese.

7. 7

   Cover the pan and cook for 1 minute to heat through.

8. 8

   Uncover, tilt the pan away from you, and fold half of the omelet over with a spatula to enclose the filling.

9. 9

   Cook for an additional 30 seconds before sliding the omelet onto a plate.

10. 10

    Cut it in half before serving.

* Per serving · 4 servings · Values may vary.