Four eggs and four egg whites go into this frittata, which makes for a satisfying, quick supper. Potatoes, Canadian bacon, and smoked cheese make this version particularly hearty. Ingredients Cooking spray 1 1/2 cups frozen Southern-style hash brown potatoes (such as Ore-Ida) 1/2 cup chopped onion 1/3 cup diced Canadian bacon (about 2 ounces) 1/2 […]