Colorful Cheesy Omelet

4pcs of eggs 1/4 teaspoon of salt 1/8 teaspoon of pepper 1 tablespoon of thinly sliced carrot 2 mushroom thinly sliced 1/2 onions, cut ring 3 tablespoon of cheddar cheese 1 tablespoon of spring onion, chopped 2 tablespoon of olive oil
Saute onions till fragrant. Mix all other ingredients on a bowl. Pour the mixture on the pan and spread it evenly. Cover the pan and cook for 1 min. Flip half the egg over and leave it for another min. Dish and serve.