Heat olive oil over medium heat in a 10" skillet. Add potatoes and 2 tablespoons water. Season with salt and pepper and stir. Cover and cook over about 10-15 minutes or until softened.
In a medium bowl, combine eggs, half and half, dry mustard and seasonings. Pour over potato mixture. Top with cheese.
Bake 10-12 minutes or until eggs are set. Broil 1-2 minutes.
(Nutrition information provided is an estimate and will vary based on cooking methods and brands of ingredients used.)