This easy Sheet Pan Baked Omelette is perfect for serving a crowd during the holidays or if you just want make ahead breakfast recipes for busy weekday mornings. And it freezes well!
Whisk the eggs together or beat them with an electric mixer in a large bowl until well blended. Gradually mix in the milk, salt and pepper.
If using add-ins
Stir in 8 ounces (1 cup of the cheese), reserving the remaining ½ cup for the top. Stir in the spinach, bacon, bell pepper, onion and any other add-ins you choose.
Spray the bottom of an 10x15-inch baking sheet pan with at least ¾ -inch high sides with cooking spray or rub lightly with butter.
Pour the egg mixture into the pan and sprinkle with the remaining cheese. Bake for 17 to 19 minutes or until the center is set and does not jiggle when gently shaken. Let sheet pan cool 5 minutes before cutting into 8 to 12 rectangles or squares.Nutrition below based on 10 servings with Colby Jack cheese, bacon, spinach, bell pepper and onion.
Notes
Tip: For that “folded” omelet look, cut into 6 to 8 long rectangles and fold in half.To bake a larger omelette in an 11x17-inch half sheet pan, use 18 eggs and increase the other ingredients slightlyTip: Use the sheet pan to bake the bacon for 15 minutes at 375 F. Let the pan cool but use the bacon drippings to grease the pan instead of melted butter.You can substitute 2 tablespoons water for the milk for a a light and fluffy omelet without adding calories.