Egg and Sausage Breakfast Casserole: Make-Ahead Brunch Perfection

Looking for a hearty, comforting breakfast that feeds a crowd and saves you time in the morning? This egg and sausage breakfast casserole might just be your new favorite. Whether you’re meal prepping for the week or hosting Sunday brunch, this easy casserole delivers on flavor, simplicity, and satisfaction.

Ever wake up starving but too tired to cook? You’re not alone. This casserole lets you prep everything the night before—just pop it in the oven in the morning and enjoy a hot, homemade breakfast with zero hassle.

🧀 Why You’ll Love This Egg and Sausage Breakfast Casserole

• Perfect for feeding a crowd
• Prep ahead and bake fresh
• Customizable with veggies, cheeses, and meats
• Freezer-friendly and kid-approved

According to a 2024 Statista survey, 63% of Americans eat eggs weekly for breakfast—making this recipe a natural favorite for families across the country.

📝 Ingredients You’ll Need

(Serves 6-8)

• 1 pound breakfast sausage (pork or turkey)
• 8 large eggs
• 2 cups milk (whole or 2%)
• 1 ½ cups shredded cheddar cheese
• 6 slices of bread, cubed (white, sourdough, or whole wheat)
• ½ tsp salt
• ¼ tsp black pepper
• ½ tsp garlic powder
• Optional add-ins: chopped bell peppers, spinach, mushrooms, or green onions

Alt Text for Image: Sliced egg and sausage breakfast casserole on a white plate with herbs and toast.

🥘 How to Make It (Step-by-Step)

Step 1: Cook the Sausage

Brown sausage in a skillet over medium heat, breaking it into crumbles. Drain excess fat and set aside.

Step 2: Layer the Base

Grease a 9×13″ baking dish. Spread bread cubes evenly. Sprinkle cooked sausage and shredded cheese over the top.

Step 3: Whisk the Egg Mixture

In a large bowl, whisk together eggs, milk, salt, pepper, and garlic powder until smooth.

Step 4: Pour and Chill

Pour the egg mixture evenly over the bread, sausage, and cheese. Cover with foil and refrigerate overnight (or at least 4 hours).

Step 5: Bake It

Preheat oven to 350°F (175°C). Bake covered for 30 minutes, then uncovered for another 15-20 minutes until golden and set in the center.

“You can’t beat a warm slice of this casserole on a lazy Sunday—especially when it’s already made!”

💡 Expert Tips for Success

• Use day-old bread for better texture and less sogginess.
• Mix cheeses like cheddar and pepper jack for extra flavor.
• Add veggies like sautéed mushrooms or spinach for more nutrition.
• Double the batch and freeze one for later—yes, it reheats beautifully.

🔄 Variations to Try

Tex-Mex Twist

Add jalapeños, black beans, and Monterey Jack cheese. Top with salsa and avocado.

Low-Carb Version

Replace bread with cauliflower rice or hash browns for a keto-friendly option.

Vegetarian Swap

Skip the sausage and use plant-based meat crumbles or extra veggies.

❄️ How to Store & Reheat

• Refrigerator: Store leftovers in an airtight container for up to 4 days.
• Freezer: Wrap tightly and freeze for up to 2 months. Thaw overnight before baking or reheating.
• Reheat: Microwave individual portions for 1-2 minutes or bake in the oven at 325°F until heated through.

🙋‍♀️ FAQ

Can I use hash browns instead of bread?

Absolutely! It adds a slightly different texture and makes it gluten-free.

Can I bake it immediately without chilling overnight?

Yes, just let it rest 15–20 minutes after assembling so the bread soaks up the egg mixture.

Can I make it dairy-free?

Substitute with almond milk and dairy-free cheese. Works like a charm!

✅ Key Takeaways

• This egg and sausage breakfast casserole is an easy, make-ahead meal perfect for weekends, holidays, or busy weekdays.
• It’s versatile, kid-friendly, and crowd-pleasing.
• Use your favorite cheeses, meats, or veggies to make it your own!

👉 Ready to Make It?

Don’t wait for a holiday—try this egg and sausage breakfast casserole for your next lazy Sunday or weekly meal prep. It’s a classic dish with endless customizations, guaranteed to make your mornings better.