I still make this Sausage and Egg Casserole when I need something that feeds a crowd, keeps well, and comes together with pantry staples. It’s a simple baked egg dish layered with browned sausage, soaking bread, and melty cheese. Make it for a weekend brunch, a make-ahead breakfast for busy mornings, or when you want one-pan comfort that reheats beautifully. If you enjoy portable breakfast options too, try these sausage and egg breakfast roll-ups for an easy alternative.
Why you’ll love this dish
This casserole is the kind of recipe that rewards you twice: once when you pop it in the oven, and again when everyone asks for seconds. It is budget friendly, feeds several people without fuss, and is endlessly adaptable. The bread soaks up the egg mixture for a custardy interior, while the cheese on top turns golden and inviting.
"Packed with savory sausage and a custardy center, this casserole became my go-to for weekend brunch. Simple, satisfying, and perfect for leftovers."
Reasons to try it now:
- Quick prep with mostly hands-off baking time.
- Kid approved and great for picky eaters since flavors are familiar.
- Easy to scale up or down and customize with veggies or different cheeses.
Step-by-step overview
Before you start, here’s the simple flow: brown the sausage, whisk eggs and milk, layer sausage, bread, and vegetables in a greased 9×13-inch dish, pour the egg mixture over it, top with cheese, then bake 30 to 35 minutes until set. Let it rest briefly so slices hold together. This gives you a clear idea of timing and equipment before you read the details.
What you’ll need
- 1 pound sausage (use your favorite fresh sausage)
- 6 large eggs
- 1 cup milk (whole or 2 percent)
- 2 cups shredded cheese (cheddar or another good melting cheese)
- 1 cup bread cubes, optional (day-old bread works best)
- 1 cup diced vegetables, optional (bell pepper, spinach, or mushrooms)
- Salt to taste
- Pepper to taste
Notes on swaps: use plant-based sausage to make a vegetarian version, swap the milk for a dairy-free alternative if needed, or use gluten-free bread cubes for a gluten-free bake.
Directions to follow
- Preheat the oven to 350°F (175°C) and grease a 9×13-inch baking dish.
- Heat a skillet over medium heat. Add the sausage and cook, breaking it up, until nicely browned. Drain any excess fat and transfer the sausage to the prepared dish.
- In a large bowl, whisk the eggs with the milk. Add salt and pepper and whisk until blended and slightly frothy.
- Spread the cooked sausage evenly in the baking dish. If using bread cubes, scatter them over the sausage. Add diced vegetables on top if you like.
- Pour the egg and milk mixture evenly over the layers so the bread can soak. Gently press the bread down to ensure contact.
- Sprinkle the shredded cheese over the top in an even layer.
- Bake for 30 to 35 minutes until the center is set and the top is golden. A knife inserted into the middle should come out mostly clean with only a few moist crumbs.
- Let the casserole rest 5 to 10 minutes before cutting. Resting helps slices hold their shape and cools it to a safe serving temperature.
Best ways to enjoy it
Serve warm, cut into squares or wedges. Pair it with a crisp green salad for lunch, roasted potatoes for a heartier meal, or a bowl of fresh fruit to add brightness. For on-the-go mornings, wrap a slice in foil and you can eat it one-handed, or serve smaller portions in a muffin tin for handheld bites. If you want another portable option, check out this easy sausage and egg breakfast roll-ups recipe that uses similar flavors in a roll-up format.
Storage and reheating tips
- Refrigerate: Store leftovers in an airtight container for 3 to 4 days.
- Reheat: Warm individual portions in the microwave for 60 to 90 seconds, or reheat in a 350°F oven for 10 to 15 minutes until heated through. Ensure it reaches an internal temperature of 165°F for safety.
- Freeze: Wrap cooled, sliced portions tightly and freeze for up to 2 months. Thaw overnight in the refrigerator before reheating.
Keep perishable ingredients out of the temperature danger zone by refrigerating within 2 hours of baking.
Pro chef tips
- Use day-old bread for the best texture; fresh bread can get too soggy.
- Don’t overfill the dish; the casserole should sit level so it cooks evenly.
- Let the eggs and milk rest for a minute before pouring; bubbles settle and you get a smoother custard.
- If your sausage is very salty, go light on added salt until after a test slice.
- For an even bake, place the dish on the middle oven rack and avoid opening the oven in the first 20 minutes.
Recipe variations
- Veggie-forward: Increase diced vegetables to 2 cups and use a meatless sausage or omit sausage for a fritatta-style bake.
- Spicy version: Add chopped jalapeno or a pinch of cayenne to the egg mixture.
- Herb and cheese swap: Stir in chopped fresh chives, parsley, or swapped cheeses such as Monterey Jack or a smoked cheese for different flavor notes.
- Mini casseroles: Divide into muffin tins and bake 18 to 22 minutes for portable individual servings.
Common questions
How long does it take to prepare and bake?
Plan 15 to 20 minutes for prep, mostly to brown the sausage and whisk the eggs, then 30 to 35 minutes of baking. Allow 5 to 10 minutes of resting time before serving.
Can I make this ahead and bake later?
Yes. Assemble the casserole, cover it, and refrigerate for up to 24 hours before baking. If baking from chilled, you may need to add 5 to 10 extra minutes to the bake time.
Can I use different types of sausage?
Yes. Use any fresh sausage you like, including poultry-based options. Adjust added salt accordingly because some sausages are quite seasoned.
Is it safe to freeze and reheat?
Absolutely. Freeze individual slices wrapped tightly for up to 2 months. Thaw in the refrigerator overnight and reheat to an internal temperature of 165°F.
Can I make individual portions in a muffin tin?
Yes. Spoon the mixture into a greased muffin tin and bake 18 to 22 minutes. Check with a toothpick; they should be set but still tender.
Sausage and Egg Casserole
Ingredients
Method
- Preheat the oven to 350°F (175°C) and grease a 9x13-inch baking dish.
- Heat a skillet over medium heat. Add the sausage and cook, breaking it up, until nicely browned. Drain any excess fat and transfer the sausage to the prepared dish.
- In a large bowl, whisk the eggs with the milk. Add salt and pepper and whisk until blended and slightly frothy.
- Spread the cooked sausage evenly in the baking dish. If using bread cubes, scatter them over the sausage. Add diced vegetables on top if you like.
- Pour the egg and milk mixture evenly over the layers so the bread can soak. Gently press the bread down to ensure contact.
- Sprinkle the shredded cheese over the top in an even layer.
- Bake for 30 to 35 minutes until the center is set and the top is golden. A knife inserted into the middle should come out mostly clean with only a few moist crumbs.
- Let the casserole rest 5 to 10 minutes before cutting. Resting helps slices hold their shape and cools it to a safe serving temperature.
