This omelette recipe is a perfect breakfast option for those who want to start their day with a healthy and delicious meal. To make this omelette, you will need eggs, cheese, spinach, and mushrooms. First, whisk the eggs in a bowl and add salt and pepper to taste. Then, sauté the spinach and mushrooms in a pan until they are cooked. Pour the egg mixture over the vegetables and sprinkle cheese on top. Cook until the eggs are set and the cheese is melted. Serve hot with toast or a side of fruit.