Mushroom-Spinach Scrambled Eggs

Ingredients (9)

• 1/2 tbsp olive oil
• 1/4 cup onions
• 1 1/2 cups thin sliced mushrooms
• 1/2 cup fresh baby spinach
• 2 large eggs
• 1 large egg whites
• 1 teaspoon water
• kosher salt and black pepper
• 2 tablespoons cheese such as gruyere, cheddar or DF cheese (optional)