1. Wash and peel potatoes (optional), then dice into small cubes. 2. Heat olive oil in a skillet over medium heat. Add potatoes and cook until golden brown (about 8–10 minutes). Season with salt and pepper. 3. Add spinach to the skillet and cook for 1–2 minutes until just wilted. Drain excess moisture if needed. 4. In a large bowl, whisk eggs until smooth. Add cheese, herbs, and extra seasoning. 5. Pour egg mixture over the potatoes and spinach in the skillet. Stir gently to combine. 6. Cook on low heat for 5–6 minutes until edges start to set. 7. Transfer skillet to a 375°F (190°C) oven and bake for 10–12 minutes until fully set. 8. Cool slightly, slice into wedges, and serve.