Amazing 10-Egg Breakfast Casserole Recipe for Hungry Crowds

Author: Livia Reed
Published:
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Nothing beats waking up to the smell of this breakfast casserole baking in the oven – trust me, I’ve served it at more family reunions and lazy Sunday brunches than I can count! My cousin actually begged me for this recipe after tasting it at my niece’s baby shower, where we fed 25 hungry guests without breaking a sweat. Packed with savory sausage, melty cheese, and rally – perfect for feeding a crowd or meal prepping for busy weeks. The secret’s in those crispy hash browns layered throughout – they give every bite that irresistible texture contrast Grandma always insisted on. Just wait till you see how the whole house comes running when the timer dings!

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Table of Contents

Why You’ll Love This Breakfast Casserole Recipe

Let me tell you why this breakfast casserole has become my go-to dish for every occasion:

  • Feeds a crowd effortlessly – One pan serves up to 10 hungry people (or leaves plenty for leftovers – bonus!)
  • Make-ahead magic – Assemble it the night before and just pop it in the oven in the morning
  • Crowd-pleasing flavors – The combination of sausage, cheese, and crispy hash browns never fails
  • Adaptable recipe – Easily swap ingredients based on what’s in your fridge
  • Minimal morning fuss – Just bake and serve while everyone marvels at your brunch skills

Seriously, this Pioneer Woman-inspired dish will make you look like a breakfast rock star with half the effort!

Ingredients for Breakfast Casserole Recipe

Here’s everything you’ll need to make this crowd-pleasing breakfast casserole – I’ve learned through trial and error that quality ingredients make all the difference!

  • Butter or cooking spray – Just enough to grease your 13×9-inch baking dish (I always use butter for extra flavor!)
  • 1 lb breakfast sausage – I swear by Jimmy Dean’s original flavor, but any good quality sausage works
  • 1 red bell pepper – Chopped into 1/4-inch pieces (about 1 cup)
  • 4 green onions – Chopped with white/light green and dark green parts separated
  • 10 large eggs – Room temperature blends better!
  • 1 1/4 cups heavy cream – This gives that rich, custardy texture
  • 1 tbsp Dijon mustard – The secret flavor booster!
  • 2 tsp hot sauce – Optional, but adds nice depth (I use Tabasco)
  • 1 1/2 tsp salt – Kosher salt distributes best
  • 1 tsp black pepper – Freshly ground if possible
  • 2 cups sharp cheddar – Shredded and divided (buy blocks and shred yourself for best melt)
  • 30 oz frozen hash browns – Shredded style, thawed overnight in fridge (trust me!)
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Equipment You’ll Need

Don’t worry – you won’t need any fancy gadgets for this breakfast casserole! Here’s what I always grab from my kitchen:

  • 13×9-inch baking dish – My trusty Pyrex has never failed me (but any similar sized casserole dish works)
  • Large skillet – For browning that sausage to perfection
  • Mixing bowl and whisk – A big bowl makes combining everything easier
  • Measuring cups/spoons – For those perfect ratios
  • Chef’s knife – To chop those peppers and onions
  • Spatula – For scraping every bit of that delicious sausage mixture

That’s it – just basic kitchen essentials you probably already own!

How to Make Breakfast Casserole Recipe

Alright, let’s get cooking! I’ve made this breakfast casserole dozens of times, and I’ve learned all the little tricks to make it perfect every single time. Follow these steps, and you’ll have everyone asking for seconds!

Step 1: Prep and Cook the Sausage Mixture

First things first – preheat your oven to 350°F and grease that 13×9-inch baking dish really well (I use butter, but cooking spray works too). Now, grab your favorite skillet – I use medium heat here – and brown that breakfast sausage until it’s nicely crumbled and cooked through, about 5-7 minutes. Drain any excess grease (but leave about a tablespoon for flavor!), then toss in those chopped red bell peppers and the white/light green parts of the green onions. Cook for just 2-3 more minutes until the veggies soften slightly. Trust me, pre-cooking these ensures they won’t turn soggy later!

Step 2: Whisk the Egg Base

While the sausage mixture cools slightly, grab your biggest mixing bowl. Crack in those 10 eggs (I always crack them one at a time into a small bowl first – just in case!) and whisk them vigorously until uniform. Pour in the heavy cream slowly while whisking – this helps prevent lumps. Now add the Dijon mustard, hot sauce (if using), salt, pepper, and those reserved dark green onion parts. Whisk it all together until completely combined and slightly frothy. This egg mixture is going to make everything bind together beautifully!

Step 3: Assemble and Bake

Time to bring it all together! Fold in the thawed hash browns (squeeze out any excess moisture first!), 1 1/2 cups of the shredded cheddar, and that glorious sausage mixture you cooked earlier. Gently mix until everything’s evenly distributed – don’t overdo it! Pour this into your prepared baking dish and spread it out evenly. Cover tightly with foil (this prevents drying out) and bake at 350°F for 50 minutes. Then uncover, sprinkle with the remaining cheese, crank the oven up to 400°F, and bake for another 10-15 minutes until golden and bubbly. The edges should pull away slightly when it’s done. Let it rest for 10 minutes before slicing – this wait is torture, but it helps everything set properly!

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breakfast casserole recipe

Amazing 10-Egg Breakfast Casserole Recipe for Hungry Crowds

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A hearty and flavorful breakfast casserole packed with sausage, eggs, cheese, and hash browns. Perfect for feeding a crowd or meal prep.

  • Total Time: 85 minutes
  • Yield: 10 servings 1x

Ingredients

Scale
  • Butter or nonstick cooking spray for greasing
  • 1 lb breakfast sausage such as Jimmy Dean
  • 1 chopped red bell pepper
  • 4 chopped green onions (white and green parts divided)
  • 10 eggs
  • 1 1/4 cups heavy cream
  • 1 tbsp dijon mustard
  • 2 tsp hot sauce (optional)
  • 1 1/2 tsp salt
  • 1 tsp black pepper
  • 2 cups shredded sharp cheddar cheese (divided)
  • 1 (30 oz) package frozen shredded hash browns (thawed)

Instructions

  1. Preheat oven to 350°F. Grease a 13×9-inch baking dish.
  2. Cook sausage in skillet until browned. Add bell pepper and white/light green onion parts. Cook 3 minutes. Transfer to plate.
  3. Whisk eggs, cream, mustard, hot sauce, salt, pepper, and half the green onions. Fold in 1 1/2 cups cheese, hash browns, and sausage mixture.
  4. Pour into baking dish. Cover and bake 50 minutes at 350°F.
  5. Uncover, add remaining cheese. Increase oven to 400°F and bake 10-15 more minutes until golden.
  6. Let rest 10 minutes. Garnish with remaining green onions before serving.

Notes

  • Use thawed hash browns to prevent excess moisture
  • Pre-cooking sausage ensures proper texture
  • Letting it rest helps set the casserole
  • Can be made ahead and refrigerated overnight
  • Author: Livia Reed
  • Prep Time: 20 minutes
  • Cook Time: 65 minutes
  • Category: Breakfast
  • Method: Baked
  • Cuisine: American
  • Diet: Low Lactose

Nutrition

  • Serving Size: 1 slice
  • Calories: 420
  • Sugar: 3g
  • Sodium: 780mg
  • Fat: 32g
  • Saturated Fat: 15g
  • Unsaturated Fat: 14g
  • Trans Fat: 0.5g
  • Carbohydrates: 15g
  • Fiber: 1g
  • Protein: 20g
  • Cholesterol: 280mg

Tips for the Best Breakfast Casserole Recipe

After making this breakfast casserole more times than I can count, I’ve picked up some foolproof tricks you’ll love:

  • Thaw those hash browns overnight – Frozen shreds release too much water and make your casserole soggy (ask me how I know!)
  • Pre-cook your sausage thoroughly – Raw sausage won’t cook properly in the oven, leading to greasy pockets
  • Let ingredients come to room temp – Cold eggs and cream take longer to set and bake unevenly
  • Make it ahead – Assemble everything except the final cheese topping, cover tightly, and refrigerate for up to 24 hours
  • Rest before slicing – Those 10 minutes of waiting let the eggs set properly so you get clean slices

Follow these simple tips, and your breakfast casserole will come out perfect every single time!

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Variations for Breakfast Casserole Recipe

The beauty of this breakfast casserole is how easily you can mix it up! Here are my favorite swaps when I’m feeling creative:

  • Protein changes – Turkey sausage works great, or try crumbled bacon for a smoky twist
  • Cheese choices – Pepper jack adds kick, while gruyère makes it extra fancy
  • Veggie additions – Toss in sautéed spinach or mushrooms for extra nutrition
  • Potato alternatives – Cubed roasted potatoes work if you’re out of hash browns

The possibilities are endless – just keep the same basic ratios and you can’t go wrong! If you are looking for more great ideas, check out our general recipes page.

Serving and Storing Breakfast Casserole

When that timer dings, resist the urge to dive right in – let your masterpiece rest for 10 glorious minutes (I know, torture!). Then slice it up and serve with extra green onions scattered on top for that fresh pop. Leftovers? No problem! Store cooled slices in an airtight container in the fridge for up to 4 days, or freeze for 2 months. To reheat, just pop individual portions in the microwave until warm (about 1-2 minutes) or cover with foil and bake at 350°F for 15-20 minutes. Breakfast is served…again!

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Nutritional Information

Now, I’m no nutritionist, but here’s the general breakdown per serving of this breakfast casserole (remember – these are estimates and will vary based on your exact ingredients):

  • Calories: About 420 per generous slice
  • Protein: A solid 20g to keep you full
  • Carbs: Around 15g (mostly from those delicious hash browns)
  • Fat: 32g (but hey – it’s breakfast!)

For lighter versions, you can swap in turkey sausage or reduced-fat cheese – but personally, I say go for the full flavor experience! You can find more of my family’s favorite dishes on our Facebook page.

Frequently Asked Questions

I’ve gotten so many questions about this breakfast casserole over the years – here are the ones that pop up most often:

How do I prevent a soggy casserole?
The trick is squeezing all the liquid from your thawed hash browns and thoroughly cooking your sausage mixture before adding it. Those extra steps make all the difference between mushy and marvelous!

Can I really make this ahead?
Absolutely! Just assemble everything except the final cheese topping, cover tightly, and refrigerate overnight. In the morning, add the cheese and bake as directed – easy peasy!

Should I pre-cook the sausage?
Yes! Browning it first ensures proper texture and prevents greasy pockets. Trust me, I learned this the hard way with my first attempt (what a mess!).

What’s the best cheese substitute?
While sharp cheddar is my go-to, pepper jack adds kick and gruyère makes it fancy. Just avoid pre-shredded bags – they contain anti-caking agents that affect melting.

Final Thoughts

Alright, now it’s your turn – give this breakfast casserole a whirl and tell me how it turns out! I can’t wait to hear your crowd gobbling it up just like mine always does. Happy baking!

Hi there! I’m Livia

A chef who loves creating recipes that are yummy, healthy, and simple enough for everyday life. On Yumivia, I share the meals I actually cook—from quick weeknight dinners to wholesome comfort foods. Let’s make healthy eating delicious together!

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