Overnight Breakfast Brunch Casserole Recipe

Wake up to a delicious and effortless breakfast! This Overnight Breakfast Brunch Casserole is a game-changer. Unlike your average casserole, this recipe is incredibly easy to assemble the night before, saving you precious morning time. Enjoy a hearty and satisfying meal, or lighten it up with egg beaters and light cheese – both versions are equally amazing! Customize it to your liking: add bacon for a meaty kick, or keep it vegetarian-friendly. Perfect for weekend brunch or a make-ahead weekday breakfast. Prepare to be amazed!

Prep Time 20 mins
Cook Time 45 mins
Calories 339.5 kcal
Protein 28g
Rating Be the first
Overnight Breakfast Brunch Casserole 32

Recipe Actions

Share this recipe:

Recipe Author

Forktionary editorial kitchen team

The Forktionary Kitchen Team

Adapted from Food.com, then tested & standardized by Forktionary.

Ingredients for Overnight Breakfast Brunch Casserole

Cook Smarter with Sous, Your Kitchen Companion

Missing an ingredient for this Overnight Breakfast Brunch Casserole? Need a perfect wine pairing or a healthy side dish idea? Don't guess—ask Sous! Your AI-powered sous-chef is ready to help you swap ingredients, adjust serving sizes, and discover flavor tips in seconds.

How to Make Overnight Breakfast Brunch Casserole

  1. Preheat oven to 350°F (175°C).
  2. Grease a 13x9 inch baking pan with butter.
  3. Place 6 cups of cubed bread into the prepared pan.
  4. Evenly distribute 4 slices cooked and crumbled bacon (or omit for vegetarian version) over the bread.
  5. Add 5 ounces of fresh spinach and 8 ounces of sliced mushrooms on top of the bacon (or bread if omitting bacon).
  6. Sprinkle 2 cups of shredded cheddar cheese over the spinach and mushrooms.
  7. In a large bowl, whisk together 6 large eggs (or substitute with 12 egg beaters), 1 ½ cups milk, 1 teaspoon salt, and ½ teaspoon Dijon mustard.
  8. Pour the egg mixture evenly over the bread and topping mixture in the pan.
  9. Cover the pan tightly with plastic wrap and refrigerate overnight (or for at least 3 hours).
  10. Remove the casserole from the refrigerator 30 minutes before baking to allow it to come to room temperature.
  11. Bake, uncovered, for 35-45 minutes, or until golden brown and set. Let stand for 10 minutes before serving.

Nutrition Information (Approximate per serving)

Sodium

36 g

Sugar

12g

Fat

41g

Carbs

8g

Frequently Asked Questions

How long does it take to make Overnight Breakfast Brunch Casserole?

Overnight Breakfast Brunch Casserole takes about 65 minutes from start to finish — roughly 20 minutes to prepare and 45 minutes to cook.

How many calories are in Overnight Breakfast Brunch Casserole?

Overnight Breakfast Brunch Casserole has approximately 339.5 calories per serving, with about 28 g protein, 8 g carbohydrates and 31 g fat.

What ingredients do I need for Overnight Breakfast Brunch Casserole?

The key ingredients for Overnight Breakfast Brunch Casserole are Butter, French Bread, Bacon, Frozen Spinach, Fresh Mushrooms, Cheese. See the full list with measurements above.

Reviews

No reviews yet — be the first to share your thoughts on this recipe!

Write a Review