Hearty Sausage and Egg Casserole for Easy Brunch

Featured in Morning Favorite.

This comforting Sausage and Egg Casserole recipe is perfect for feeding a crowd. Prepare this savory bake ahead for a stress-free morning meal.
Casey - Recipe Author
Updated on Fri Jan 09 2026 at 08:53 AM
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Hearty Sausage and Egg Casserole for Easy Brunch | Recipes by HomeChef

I swear, some of my best kitchen memories started with a totally chaotic Saturday morning. You know the kind coffee brewing, kids (or maybe just me) still in pajamas, and that sudden, intense craving for something truly satisfying. That’s exactly how this Sausage and Egg Casserole became a staple in our home. I remember rummaging through the fridge, seeing some leftover sausage, a dozen eggs, and thinking, “What if…?” It wasn't planned, but honestly, those unplanned meals often turn out to be the most cherished. It just fills the house with this incredible savory aroma, and everyone just seems to gather around the kitchen.

One time, I was so excited to get this Sausage and Egg Casserole into the oven, I completely forgot to add the cheese until after it had been baking for about 20 minutes! Oops. Had to pull it out, sprinkle it on top, and hope for the best. Luckily, it still melted beautifully and tasted amazing, but the bottom layer was a little less cheesy than usual. It was a good reminder that even kitchen blunders can turn into happy accidents, and honestly, sometimes those are the best stories!

Ingredients

  • Breakfast Sausage: I usually go for a mild bulk sausage, but spicy works if you like a kick! Don't drain all the fat, hon, that's where some of the flavor lives.
  • Eggs: Fresh eggs, always. I tried it once with those carton egg whites, and it just wasn't the same. The yolks add so much richness, you know?
  • Milk: Whole milk is my secret weapon here. Skim milk? Just don't. The creaminess from whole milk makes this Sausage and Egg Casserole so much more decadent.
  • Bread: Stale bread is actually your friend! It soaks up all that eggy goodness without getting mushy. I usually cube up some day-old sourdough or even just plain white bread.
  • Cheddar cheese: Freshly grated, always. Pre-shredded has that weird anti-caking stuff, and it just doesn't melt as nicely. A sharp cheddar really brings out the savory notes.
  • Onion & Bell Pepper: A finely diced yellow onion and a green bell pepper add a lovely aromatic base and a bit of freshness. The smell of them sautéing with the sausage? Pure comfort.
  • Salt & Black Pepper: Simple, essential seasonings. I'm a bit heavy-handed with the black pepper in this Sausage and Egg Casserole, honestly.

Instructions

Prep the Sausage & Veggies:
First things first, get that breakfast sausage sizzling in a large skillet over medium heat. Break it up with a spoon as it cooks until it’s beautifully browned all over. I love the smell of the sausage cooking, it just sets the tone for the whole dish. Once it’s cooked through, drain most of the grease, but leave a little behind for flavor. Toss in your diced onion and bell pepper, letting them soften up in that sausage goodness for about 5-7 minutes. Don’t rush this step, you want those veggies tender and fragrant. I usually let them get a little color, it adds depth.
Whisk the Eggs & Milk:
While your sausage and veggies are doing their thing, grab a large bowl and crack in all those eggs. Whisk them vigorously until the yolks and whites are fully combined and slightly frothy like you're whipping up a cloud! Pour in the milk, add a generous pinch of salt and black pepper, and whisk again. This is where you can really season your Sausage and Egg Casserole base. I always taste a tiny bit of the mixture (before adding raw egg, of course!) to make sure it’s seasoned just right. Sometimes I add a dash of hot sauce here, just for fun.
Assemble the Bread Layer:
Now for the bread! Lightly grease a 9x13 inch baking dish. Arrange your cubed bread in an even layer at the bottom. This is going to be the base of our comforting Sausage and Egg Casserole. I usually use day-old bread because it holds its shape better and soaks up all the liquid without getting soggy. If your bread is super fresh, you might want to lightly toast it first. Don't pack it in too tightly, you want some room for the egg mixture to seep through and create those lovely custardy bits.
Layer the Goodness:
Once your sausage and veggies are ready, sprinkle them evenly over the bread cubes in the baking dish. Try to get a good distribution of everything so every bite of your Sausage and Egg Casserole has a bit of savory sausage and tender veggies. Next, scatter about half of your grated cheddar cheese over the sausage and veggie mixture. I always get a little messy here, with cheese falling everywhere, but that's just part of the charm, right? This layer of cheese is going to create a delicious gooey surprise in the middle.
Pour & Top:
Carefully pour the egg and milk mixture evenly over everything in the baking dish. Make sure all the bread is well-saturated I sometimes gently press down with a fork to help it absorb. Then, sprinkle the remaining cheddar cheese over the top. This top layer of cheese will get wonderfully golden and bubbly as it bakes. This is where the magic really starts to happen for our Sausage and Egg Casserole. I usually give it a gentle shake to make sure everything settles nicely.
Bake to Golden Perfection:
Pop your assembled Sausage and Egg Casserole into a preheated oven at 375°F (190°C) and bake for 40-50 minutes. You're looking for a beautiful golden-brown top, a bubbly cheese crust, and for the center to be set. To check, insert a knife into the center, if it comes out clean, it’s done! If it starts browning too quickly, you can loosely tent it with foil. Let it rest for 5-10 minutes before slicing and serving. This resting time helps everything set up beautifully, trust me, it’s worth the wait.

Honestly, this Sausage and Egg Casserole has saved so many rushed mornings and made so many weekend brunches feel special. I remember one time, I was trying to impress some friends, and I almost burned the top. Had to quickly tent it with foil and pretend it was all part of the plan. They never knew, and everyone raved about it! It's those little kitchen adventures that make cooking so much fun, don't you think?

Storage Tips

Leftovers of this Sausage and Egg Casserole are a true gift! Once it's completely cooled, you can slice it into individual portions and store them in airtight containers in the fridge for up to 3-4 days. I've found that reheating in the microwave works fine, but sometimes the edges can get a little dry. My personal preference? A quick reheat in a toaster oven or air fryer brings back some of that lovely crispy top. I microwaved it once and the sauce separated a little so don't do that if you're aiming for perfection, lol. You can also freeze individual slices for up to a month, just wrap them tightly in plastic wrap and then foil. Thaw overnight in the fridge and reheat as desired. It holds up surprisingly well!

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Hearty Sausage and Egg Casserole for Easy Brunch - Image 1 | Recipes by HomeChef

Sausage and Egg Casserole Substitutions

Feeling adventurous or just out of an ingredient? I've tried a few swaps for this Sausage and Egg Casserole. Instead of breakfast sausage, ground ham, diced bacon, or even cooked ground turkey can work. I tried chicken sausage once, and it was a bit dry, so maybe mix it with a little butter. For the bread, any sturdy, day-old bread like challah, brioche, or even gluten-free bread works. Just make sure it's not too soft. If you don't have cheddar, a Monterey Jack, Gruyere, or even a sharp provolone can be fantastic. I once used a mix of Parmesan and mozzarella, and it gave it a lovely Italian twist, kinda. Don't have bell pepper? Spinach or mushrooms are great additions, just sauté them with the onion first!

Sausage and Egg Casserole Serving Ideas

This Sausage and Egg Casserole is a complete meal on its own, honestly, but it loves a good sidekick. For brunch, I adore serving it with a simple fruit salad the sweetness and freshness cut through the richness beautifully. A side of crispy home fries or a light green salad with a zesty vinaigrette also works wonders. For drinks, a mimosa or a strong cup of coffee is a must. And for a truly indulgent experience, a dollop of hot sauce or a sprinkle of fresh chives on top just before serving. This dish and a lazy Sunday morning with a good book? Yes, please. It's truly versatile for any meal, even a cozy breakfast-for-dinner.

Sausage and Egg Casserole Backstory

While the concept of a savory breakfast bake isn't tied to one specific culture, this style of Sausage and Egg Casserole is deeply rooted in American comfort food traditions, especially in the Midwest and Southern states. It’s a dish often passed down through generations, making appearances at holiday brunches, potlucks, and family gatherings. For me, it reminds me of those big family breakfasts at my grandma's house, where there was always enough food to feed an army and everyone gathered around the table, laughing and sharing stories. My grandma always added a secret pinch of nutmeg, which I sometimes include for a nod to her. It’s a dish that embodies warmth, togetherness, and simple, hearty goodness.

And there you have it, friends my beloved Sausage and Egg Casserole. It’s more than just a recipe, it’s a little piece of comfort, a reminder of chaotic but happy kitchen mornings, and a dish that always brings a smile to everyone's face. I hope you give it a try and make some wonderful memories of your own. Don't forget to tell me how your version turns out kitchen blunders and all!

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Hearty Sausage and Egg Casserole for Easy Brunch - Image 2 | Recipes by HomeChef

Frequently Asked Questions

→ Can I make this Sausage and Egg Casserole ahead of time?

Absolutely! I often assemble the whole casserole the night before, cover it tightly, and pop it in the fridge. Just pull it out about 30 minutes before baking to let it come to room temperature a bit. It's a lifesaver for busy mornings!

→ What kind of bread works best for this Sausage and Egg Casserole?

Honestly, day-old, slightly stale bread is your best friend here. Sourdough, challah, or even just plain white sandwich bread cut into cubes works well. I used fresh brioche once, and it got a little too soggy, so avoid super soft, fresh bread.

→ How do I know when my Sausage and Egg Casserole is fully cooked?

The best way to tell is to insert a knife into the center. If it comes out clean, your Sausage and Egg Casserole is done! The top should also be golden brown and the cheese bubbly. Don't overbake, or the eggs can get rubbery, which I learned the hard way once.

→ Can I freeze leftover Sausage and Egg Casserole?

Yes, you sure can! I often freeze individual portions. Just let the casserole cool completely, then wrap slices tightly in plastic wrap and then foil. They'll keep for up to a month. Thaw overnight in the fridge, then reheat in the oven or air fryer for best results.

→ What other vegetables can I add to my Sausage and Egg Casserole?

Oh, the possibilities! I've experimented with sautéed mushrooms, fresh spinach (wilted first!), diced zucchini, or even roasted red peppers. Just make sure to cook any high-moisture veggies a bit beforehand to avoid a watery casserole. Have fun with it!

Hearty Sausage and Egg Casserole for Easy Brunch

This comforting Sausage and Egg Casserole recipe is perfect for feeding a crowd. Prepare this savory bake ahead for a stress-free morning meal.

4.6 out of 5
(23 reviews)
Prep Time
20 Minutes
Cook Time
50 Minutes
Total Time
70 Minutes
By: Casey

Category: Morning Favorite

Difficulty: Beginner

Cuisine: American

Yield: 8 Servings

Dietary: High Protein

Published: Thu Nov 13 2025 at 09:42 PM

Last Updated: Fri Jan 09 2026 at 08:53 AM

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Ingredients

→ Hearty Base

01 1 lb bulk breakfast sausage (mild or spicy)
02 1 yellow onion, diced
03 1 green bell pepper, diced
04 6-8 slices day-old bread, cut into 1-inch cubes

→ Creamy Binder

05 12 large eggs
06 2 cups whole milk
07 1 tsp salt
08 ½ tsp black pepper

→ Flavor Makers

09 2 cups shredded sharp cheddar cheese, divided

→ Optional Extras

10 1/4 tsp dried mustard powder
11 Pinch of red pepper flakes (for extra kick)
12 Fresh chives, for garnish

Instructions

Step 01

First things first, get that breakfast sausage sizzling in a large skillet over medium heat. Break it up with a spoon as it cooks until it’s beautifully browned all over. I love the smell of the sausage cooking, it just sets the tone for the whole dish. Once it’s cooked through, drain most of the grease, but leave a little behind for flavor. Toss in your diced onion and bell pepper, letting them soften up in that sausage goodness for about 5-7 minutes. Don’t rush this step, you want those veggies tender and fragrant. I usually let them get a little color, it adds depth.

Step 02

While your sausage and veggies are doing their thing, grab a large bowl and crack in all those eggs. Whisk them vigorously until the yolks and whites are fully combined and slightly frothy – like you're whipping up a cloud! Pour in the milk, add a generous pinch of salt and black pepper, and whisk again. This is where you can really season your Sausage and Egg Casserole base. I always taste a tiny bit of the mixture (before adding raw egg, of course!) to make sure it’s seasoned just right. Sometimes I add a dash of hot sauce here, just for fun.

Step 03

Now for the bread! Lightly grease a 9x13 inch baking dish. Arrange your cubed bread in an even layer at the bottom. This is going to be the base of our comforting Sausage and Egg Casserole. I usually use day-old bread because it holds its shape better and soaks up all the liquid without getting soggy. If your bread is super fresh, you might want to lightly toast it first. Don't pack it in too tightly, you want some room for the egg mixture to seep through and create those lovely custardy bits.

Step 04

Once your sausage and veggies are ready, sprinkle them evenly over the bread cubes in the baking dish. Try to get a good distribution of everything so every bite of your Sausage and Egg Casserole has a bit of savory sausage and tender veggies. Next, scatter about half of your grated cheddar cheese over the sausage and veggie mixture. I always get a little messy here, with cheese falling everywhere, but that's just part of the charm, right? This layer of cheese is going to create a delicious gooey surprise in the middle.

Step 05

Carefully pour the egg and milk mixture evenly over everything in the baking dish. Make sure all the bread is well-saturated – I sometimes gently press down with a fork to help it absorb. Then, sprinkle the remaining cheddar cheese over the top. This top layer of cheese will get wonderfully golden and bubbly as it bakes. This is where the magic really starts to happen for our Sausage and Egg Casserole. I usually give it a gentle shake to make sure everything settles nicely.

Step 06

Pop your assembled Sausage and Egg Casserole into a preheated oven at 375°F (190°C) and bake for 40-50 minutes. You're looking for a beautiful golden-brown top, a bubbly cheese crust, and for the center to be set. To check, insert a knife into the center, if it comes out clean, it’s done! If it starts browning too quickly, you can loosely tent it with foil. Let it rest for 5-10 minutes before slicing and serving. This resting time helps everything set up beautifully, trust me, it’s worth the wait.

Notes

  1. Don't overbake, a slightly custardy center is what you're aiming for.
  2. Prep this the night before, cover, and refrigerate. Pull it out 30 mins before baking.
  3. Always use full-fat milk for the best texture and richness.
  4. A sprinkle of fresh chives or hot sauce really elevates the flavor for serving.

Tools You'll Need

  • 9x13 inch baking dish
  • large skillet
  • large mixing bowl
  • whisk

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Dairy
  • Eggs
  • Gluten (if using bread)
  • Pork (if using pork sausage)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 450-500
  • Total Fat: 30-35g
  • Total Carbohydrate: 20-25g
  • Protein: 25-30g

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