Spinach Frittata

Healthier version of frittatas.    Easy to make and so very good.  Great for brunch or dinner.  As near as I can figure it's about 140 calories per slice.

SPINACH FRITTATA

(serves 6)

Ingredients
*4 large eggs
*4 large egg whites
*1/4 cup reduced-fat swiss cheese, grated
*1 (10 ounce) bag of spinach
*1 onion, chopped
*1 garlic clove, minced
*1/4 cup green bell pepper, finely chopped
*1/4 cup red bell pepper, finely chopped
*2 teaspoon butter
*1/2 teaspoon salt
*1/4 teaspoon black pepper

Directions:
~Preheat oven to 400 degrees.
~In a medium bowl, whisk eggs & egg whites.
~Combine swiss cheese, salt & pepper & set aside.
~Cut off any stems from spinach.
~Roll spinach leaves & cut into thin ribbons.
~Heat a 10-inch skillet, over low heat.
~Saute red & green peppers in butter for 2 minutes.
~Add onions & garlic, cook for another 8-10 minutes.
~Turn up heat to high and add spinach.
~Cook for 4-5 minutes, until spinach is wilted.
~Add the eggs & cheese.
~Turn heat to low and and cook for about 5 minutes or until the edges start to set.
~Bake for 5-6 minutes or until the eggs are completely set.
~Remove from oven and place a plate over skillet.
~Flip frittata onto plate.
~Cut into wedges & serve.

Variation:
`add a little hot sauce on top when it's finished baking.