Eggs with spinach

2 teaspoons cornstarch 1/3 cup 2% low-fat milk 2 tablespoons butter 3 tablespoons gruyere cheese , grated 1 dash kosher salt , to taste 1 dash black pepper ,[...]

Fill a pot with water and bring it to a slow simmer. Place plastic wrap over 4 ramekins. Press the wrap with your hands to line it all the way to the bottom.[...]