Overnight Breakfast Casserole

User Reviews

4.7

60 reviews
Excellent
  • Prep Time

    15 mins

  • Cook Time

    1 hr

  • Total Time

    1 hr 15 mins

  • Servings

    8

  • Calories

    572 kcal

  • Course

    Breakfast, Brunch

  • Cuisine

    American

Overnight Breakfast Casserole

Layers of lightly dried bread cubes, Italian sausage, onions, bell pepper, green onions, and cheddar cheese are bound together with a seasoned egg and milk custard in this overnight breakfast casserole. Baking this dish yields a hearty, savory breakfast with varied textures from soft custard-soaked bread to tender sausage and mild vegetables.

Description

The Overnight Breakfast Casserole starts by drying bread cubes in the oven for a short time to prevent sogginess. Italian sausage is cooked with onion and seasoned with salt, pepper, and dry mustard powder to enhance savory flavor. The casserole is assembled in layers of bread, sausage mixture, bell pepper, green onions, and shredded cheddar cheese, repeated to build even flavor distribution.

An egg and milk mixture is whisked and poured evenly over the layers, soaking the bread and binding the ingredients during baking. The casserole is covered with foil and baked at a low temperature to cook gently and allow flavors to meld. This dish produces a moist, rich casserole with the sweetness of bell pepper balancing the meaty sausage and sharp cheddar.

This casserole can be prepared the night before, making it convenient for a ready-to-bake breakfast. It can be sliced and served hot and is suitable for feeding a group or family. The combination of vegetables, meat, and cheese provides a satisfying and balanced first meal of the day.

For storage, it keeps well refrigerated and can be frozen for longer preservation.

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Ingredients

Servings
  • 12 lices bread such as challah, brioche or any egg bread, preferably day old bread
  • 1 tablespoon olive oil
  • 1 large onion chopped
  • 1 pound Italian sausage casings removed
  • 1 teaspoon mustard powder dry
  • ½ teaspoon salt or to taste
  • ½ teaspoon black pepper or to taste
  • 1 medium red bell pepper finely chopped
  • 3 green onions chopped
  • 2 cups cheddar cheese shredded
  • 8 large egg
  • 2 cups milk

Instructions

  1. Preheat oven: To 300℉.
  2. Prepare bread: Cut the bread into cubes and place them onto a baking sheet. Place the bread into the oven and bake for 10 minutes, just enough to dry the bread out but not toast it. Remove from the oven and set aside.
  3. Prepare sausage: In a large skillet, heat the olive oil over medium heat. Add the onion and sausage and cook until onion has softened and sausage is cooked through. Use a wooden spoon to break up the sausage as it cooks. Finally, season with salt and pepper and dry mustard.
  4. Build casserole: Add half the bread cubes to a 9 x 13 inch casserole dish and top with half of the cooked onions and sausage. Next, add half the chopped bell pepper, chopped green onions, and 1 cup of shredded cheese. Repeat layers with remaining bread, onion, sausage, bell peppers, green onions, and cheese.
  5. Prepare the eggs: In a bowl whisk together the eggs and milk and pour over the casserole evenly. Finally, cover the casserole dish with aluminum foil and put in the fridge overnight.
  6. Bake and serve: The next morning, preheat the oven to 350 °F and remove the foil from the casserole dish. Place into the oven and bake for 50 to 55 minutes. You'll know the casserole is done if you insert a knife in the centre and if it comes clean, it's done. Serve hot!

Notes

  • Store leftovers in an airtight container in the fridge for up to 4 days.
  • For extended storage, freeze the casserole properly sealed for 3 to 6 months.
  • Use day-old bread, like challah or brioche, to achieve the best texture when slightly dried.
  • Adjust seasonings as needed to balance the savory and mild flavors in the sausage and vegetables.

Nutrition Information

Show Details
Serving 1piece Calories 572kcal (29%) Carbohydrates 28g (9%) Protein 29g (58%) Fat 38g (58%) Saturated Fat 16g (80%) Cholesterol 290mg (97%) Sodium 1062mg (44%) Potassium 478mg (10%) Fiber 3g (12%) Sugar 8g (16%) Vitamin A 1199IU (24%) Vitamin C 22mg (24%) Calcium 380mg (38%) Iron 4mg (22%)

Nutrition Facts

Serving: 8Serving

Amount Per Serving

Calories 572 kcal

% Daily Value*

Serving 1piece
Calories 572kcal 29%
Carbohydrates 28g 9%
Protein 29g 58%
Fat 38g 58%
Saturated Fat 16g 80%
Cholesterol 290mg 97%
Sodium 1062mg 44%
Potassium 478mg 10%
Fiber 3g 12%
Sugar 8g 16%
Vitamin A 1199IU 24%
Vitamin C 22mg 24%
Calcium 380mg 38%
Iron 4mg 22%

* Percent Daily Values are based on a 2,000 calorie diet.

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User Reviews

Overall Rating

4.7

60 reviews
Excellent

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