This recipe makes 4 mini Italian breakfast casseroles. It calls for eggs, milk, Parmesan cheese, pepper, baby spinach, and ham. To make it, whisk the eggs, milk, cheese and pepper together. Add the spinach and stir to combine. Line ramekins with ham and pour in the egg mixture. Bake for 20 minutes until set. Sprinkle with additional Parmesan cheese before serving.