This easy Sausage Breakfast Casserole will have the whole family jumping out of bed and clamoring for more! With plenty of eggs, piles of cheese, and a sizzling sassy swagger… it’s also going to plaster a whole bunch of silly grins on everyone’s faces! Oh, and it’s crazy simple to make when prepped the night before!!


You’ll find this overnight sausage breakfast casserole to be the ultimate golden bubbly casserole delight.
It serves up the perfect pairing of savory sausage, pillowy eggs, and gooey wonderful cheese… and is all but certain to make your taste buds leap for joy!
Allison writes: "Very easy to make. The kids loved it!"
This fabulous cowboy breakfast casserole comes straight from my sweet Aunt Shirley, and it’s definitely a keeper.
Just make it the night before, so your brunch is a breeze the next morning.
You can even plan ahead some more and bake up some of my fabulously Easy Banana Bread Muffins and Pumpkin Muffins with Cake Mix.
Then you can wake up in style to an awesome breakfast casserole… that’s oven ready and prepared to upgrade your morning deliciously!
Here’s what you’ll need to round up from the grocery store…

Ingredients
Prepare for breakfast and brunch greatness when you round up these ingredients for your tasty amazing breakfast casserole using sausage…
- White Bread – it will soak up all of the savory flavors while adding texture to your breakfast egg and sausage casserole.
- Eggs – see my trick for How To Freeze Eggs for Later Use.
- Pork Sausage – to add that sizzling sassy swagger to your cowboy breakfast casserole.
- Cheddar Cheese – freshly shredded or a bag of shredded cheese will both work.
- Milk – 2% or Whole Milk will give you the best rich results, but I’ve also made this with skim milk and it was perfectly delicious!
- Half and Half – to add even more creamy rich flavor.
- Worcestershire Sauce – to add a deep hint of savory flavor and balance the richness.
- Ground Mustard – to add even more flavor depth and cut the richness.
- Nutmeg – to add a warm, sweet hint of depth to your cozy egg sausage breakfast casserole.
- Salt & Pepper – to add a hint of heat and enhance the flavors!
You’ll also need a 9×13 baking dish to prepare your breakfast casserole with sausage.
How to Make a Sausage Breakfast Casserole
You’ll start by putting this cowboy breakfast casserole together the night before.
1. First you’ll prepare your sausage and trim the crusts off your white bread.
2. Then you’ll carefully place the bread in the bottom of your non-stick sprayed casserole dish.
3. Lastly, you’ll pour in the whisked mixture of your remaining ingredients, before placing aluminum foil over your baking dish and placing it in the refrigerator overnight.

4. Then the next morning… you can just roll out of bed and pop your breakfast egg and sausage casserole right in the oven!
And that my friends is how you prepare one of the Best Easy Easter Brunch Recipes and Christmas Brunch Recipe Ideas ever!
Then be sure to create even more fabulous breakfast memories when you also make my crowd pleasing Breakfast Casserole with Hashbrowns and Hawaiian Roll Breakfast Sliders! Or give this yummy Ham and Cheese Croissant Casserole a try!
Scroll down for the printable recipe card with detailed, step-by-step instructions.

Storage Tips
Leftovers of your sausage breakfast casserole can be stored right in your casserole dish (covered with foil or plastic wrap) in the refrigerator for up to 3 days.
Reheating Tips
When ready to enjoy, reheat the entire amount of leftovers in your baking dish in the oven until heated through. Or microwave individual servings until warmed through.

Reviews
Here’s what your frugal friends are saying about this easy overnight sausage breakfast casserole…
B. writes: “This is our traditional holiday breakfast!”
Kim writes: “Soooo Good!”
Kat writes: “I’ve made this a few times & it’s delicious.”
Dawn writes: “Yummy! A hearty breakfast.”
Elena writes: “So amazing!!!! So rich in flavors!!!!!”
Allison writes: “Very easy to make. The kids loved it!”
Marina writes: “Delicious – such a great recipe”
Pat writes: “So comforting and tasty!”
Damian writes: “Such a super delicious casserole! Great recipe!!”
Cindy writes: “A great holiday breakfast!”
Traci writes: “Perfect for Thanksgiving morning!”
Ryan writes: “We make this every year for Christmas morning.”
Tara writes: “Made this for Christmas morning & it was delicious! Thank you!”
Emily writes: “I make this all the time. I use crescent rolls to replace the bread. It’s still amazing!”
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Did You Enjoy This Recipe? ⭐️⭐️⭐️⭐️⭐️ Leave a comment & review below!
Sausage Breakfast Casserole

Doubling Recipe Tip
If doubling or tripling recipe with buttons below, ingredient notes found after comma will not adjust. Increase ingredients as needed.
Ingredients
- 1 pound Jimmy Dean Pork Sausage
- 6 large Eggs, beaten
- 6 slices White Bread
- 1 1/2 cups Sharp Cheddar Cheese, shredded
- 1 1/4 cups Milk
- 3/4 cup Half & Half
- 1 teaspoon Ground Mustard
- 1 teaspoon Worcestershire Sauce
- 1/2 teaspoon Salt
- 1/8 teaspoon Pepper
- 1/8 teaspoon Nutmeg
Instructions
- Gather your ingredients.

- Spray 9×13 baking dish with Nonstick Cooking Spray.
- Trim crusts from bread slices, discard crusts, and place bread slices in baking dish.
- Transfer sausage to skillet and cook over medium heat on stove. Brown until no pink remains, then drain off excess fat.
- Mix browned sausage and all other remaining ingredients together in a large mixing bowl.
- Then pour mixture over bread slices.

- Cover casserole dish with aluminum foil and place in refrigerator overnight.
- In the morning, bake uncovered at 350 degrees for 45 – 55 minutes, or until done.

- Slice into squares, serve warm and ENJOY!!

Notes
- Storage Tips: Your sausage breakfast casserole leftovers can be stored right in your casserole dish (covered with foil or plastic wrap) in the refrigerator for up to 3 days.
- Reheating Tips: When ready to enjoy the leftovers, reheat the entire amount of leftovers in your baking dish in the oven until heated through. Or microwave individual servings until warmed through.
- FAQ’s: For answers to Frequently Asked Questions or tips for common substitutions and variations, please refer to the detailed information above this recipe card.
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I had a co-worker make this, and I had to make it myself. I will be making this again!
I am so glad this was shared with you. A good breakfast casserole really hits the spot whether for brunch or the holidays!
This is almost exactly like my Nana’s Sausage Bread that she’s notorious for making. Thanks for the recipe! I’m going to make it and bring it to her for our family get-together for Christmas. She’ll be shocked!
You’re very welcome… what a fun surprise!