Weekend mornings need something that feeds a crowd without chaining you to the stove. This casserole delivers exactly that-assemble it the night before, slide it in the oven while coffee brews, and serve hot squares to everyone at once.
Sausage Egg and Cheese Breakfast Casserole is a baked dish layered with day-old bread, browned sausage, eggs, and melted cheese. Browning and draining the sausage removes excess fat, while assembling it the night before allows flavors to meld and saves morning prep time.
The egg custard sets firm but stays creamy. Sausage adds savory punch.
Cheese melts into every layer. Day-old bread soaks up the custard without turning to mush, and the edges crisp up golden in the oven.
Meal prep becomes effortless when you can bake once and eat all week. If you handle brunch prep the same way we do, our go-to potatoes side dish uses similar timing-both finish around the same time, and both reheat well for grab-and-go mornings.
The casserole structure means no flipping, no babysitting, no last-minute scrambling. Just slice, plate, and add this easy dressing recipe on the side if you want a tangy contrast.
Prep Time
15 minutes
Cook Time
45 minutes
Total Time
60 minutes
Servings
6-8 servings
Difficulty
Easy
Category
Main Dish / Breakfast Casserole
Quick Tip
Use day-old bread for better texture and less sogginess
Best For
Meal prep, Weekend brunch, Family breakfast
Why This Recipe Works
The egg-to-milk ratio keeps the custard creamy without turning watery or rubbery. Eight eggs to two cups of milk creates a base that sets firm enough to slice cleanly but stays moist inside.
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Pair it with crisp coleslaw option to cut through all that richness.
- Day-old bread absorbs custard perfectly. Fresh bread turns soggy and falls apart; stale bread holds structure and crisps at the edges.
- Browning the sausage first removes excess fat. Draining after cooking prevents a greasy puddle at the bottom of the pan.
- Baking uncovered creates a golden top. The exposed surface browns and the cheese bubbles into crispy spots.
- Low oven temperature prevents curdling, 350°F cooks the custard gently so it sets without becoming rubbery.
- Resting before slicing keeps portions intact. Five minutes out of the oven lets the custard firm up enough to cut clean squares.
What You'll Need
Most of this comes from the pantry and fridge. Fresh sausage and eggs do the heavy lifting, and day-old bread gives the casserole its structure.
If you like savory egg-based breakfasts, this quick eggs dish uses similar pantry staples but cooks on the stovetop instead.
- Breakfast sausage (pork or turkey)
- Eggs
- Whole milk or 2% milk
- Cheddar cheese
- Butter
- White bread or Texas toast
- Salt
- Black pepper
Ingredient Details
- Breakfast sausage
Bulk sausage saves time; if using links, remove casings before browning. - Eggs
Large eggs work best; extra-large can make the custard too dense. - Whole milk
2% works but produces a slightly less rich custard; avoid skim-it turns watery. - Cheddar cheese
Sharp cheddar adds more flavor; mild melts smoother but tastes blander. - Day-old bread
Slightly stale bread absorbs custard without disintegrating; fresh bread turns mushy. - Butter
Grease the pan well to prevent sticking; spray oil works but butter adds flavor. - Salt and black pepper
Season the egg mixture directly; seasoning after baking leaves flavor uneven.
Ingredient Swaps
Another great sliders option uses ham instead of sausage and follows similar assembly logic. Most swaps here work without adjusting cook time or ratios.
- Pork sausage → Turkey sausage or plant-based sausage. Turkey cuts fat and calories; plant-based works but check the spice level-some brands taste bland.
- Whole milk → Unsweetened almond milk. Dairy-free option reduces richness; add an extra tablespoon of butter to compensate.
- White bread → Gluten-free bread. Keeps structure but absorbs more liquid; toast slices lightly before using.
- Cheddar cheese → Dairy-free cheese. Melts less smoothly and tastes different; nutritional yeast adds umami without dairy.
Bread Swaps
Works for: Brioche, challah, or sourdough-all add flavor and hold custard well
Skip if: You need exact texture-Texas toast gives the thickest, sturdiest base
Cheese Swaps
Works for: American cheese (melts smoothly), Monterey Jack (mild and creamy), or Gruyère (nutty and sharp)
Skip if: You want strong flavor-mild cheeses melt better but taste less assertive
Instructions
The actual cooking takes about an hour, but only 15 minutes of that involves active work. Read through the steps first so you know when to grease the pan and when to pull the casserole out.
Have a tangy slaw option ready beforehand so you can plate everything together.
Preheat your oven to 350°F and grease a 9x13-inch baking dish with butter. Use a paper towel to spread the butter evenly across the bottom and sides so nothing sticks.
Cook the sausage in a large skillet over medium heat for 7-8 minutes until browned and crumbly. Break it apart with a wooden spoon as it cooks, then drain the fat completely before setting aside.
Cut the bread into 1-inch cubes and layer them evenly in the greased baking dish. Sprinkle the cooked sausage and half the shredded cheese over the bread.
Whisk together 8 eggs, 2 cups milk, 1 teaspoon salt, and ½ teaspoon black pepper in a large bowl. Pour the egg mixture evenly over the bread and sausage, pressing down gently so the bread soaks up the liquid.
Top with the remaining cheese and bake uncovered for 40-45 minutes until the center is set and the top is golden. A knife inserted in the center should come out clean. Let rest for 5 minutes before slicing into squares.
What to Serve With It
Rich and savory casseroles need something fresh or tangy on the side. A crunchy vegetable or light salad balances the heaviness without competing for attention.
| Side Dish | Prep | Why It Works | How to Serve |
|---|---|---|---|
| Fresh fruit salad | Easy | Sweet and juicy contrast | Toss berries and melon chunks together |
| Crispy hash browns | Easy | Adds crunch and starch | Pan-fry until golden on both sides |
| Steamed green beans | Easy | Fresh vegetable lightens the meal | Steam for 4 minutes, season with salt |
| Toast with butter | Easy | Simple carb complements protein | Toast until golden, spread with butter |
| Hot sauce | Easy | Customizable heat for guests | Small bottles on the table |
Three ways to serve it:
- Straight from the baking dish. Bring the whole pan to the table and let everyone scoop their own portion for casual mornings.
- Plated with mixed greens. Add a handful of dressed greens on the side for color and a fresh contrast to the richness.
- With hot sauce and fresh herbs. Drizzle your favorite hot sauce over each square and sprinkle with chopped parsley or chives.
Store and Reheat
Leftovers hold up well for 3-4 days in the fridge. Reheat in a hot oven or skillet-the microwave works but softens the edges too much.
If you are meal prepping, portion into individual containers so you can grab and reheat single servings all week.
| Method | Time | Best For |
|---|---|---|
| 🔥 Oven | 12 min at 325°F | Even reheating, retains texture |
| 📦 Microwave | 2-3 min on medium | Quick reheating, softer texture |
| 🍳 Stovetop | 5-7 min covered, low heat | Single portions, prevents drying |
For best results when storing:
- Cool completely before covering. Condensation makes the casserole soggy if you cover it while hot.
- Refrigerate in an airtight container. Keeps up to 4 days; freeze individual portions for up to 2 months if you need longer storage.
- Cover when reheating. Traps moisture and prevents the edges from drying out.
- Add a splash of milk before reheating. Refreshes the custard texture if it feels dry after refrigeration.
- Use oven for best texture. Microwave works but makes the edges chewy; oven keeps everything tender.
Frequently Asked Questions
Yes, turkey sausage works as a leaner alternative. It cuts fat and calories but produces a slightly less rich flavor. Cook it the same way-brown fully and drain any fat before adding to the casserole.
Store it in an airtight container for up to 4 days. Cool completely before covering to prevent condensation from making the custard soggy. Reheat individual portions in the oven or microwave.
Insert a knife into the center-it should come out clean with no liquid egg clinging to it. The top should look golden and set, not jiggly. If the center still wobbles, bake for another 5 minutes and check again.
Use day-old bread next time-it absorbs liquid better than fresh bread. If your casserole is already baked and soggy, return it to the oven uncovered for 10-15 minutes at 350°F to evaporate excess moisture. Avoid adding too much milk in the egg mixture.
Yes, double all ingredients and use two 9x13-inch pans or one large roasting pan. Bake at the same temperature but check for doneness at 50 minutes-larger batches take longer to set in the center.
Sausage Egg and Cheese Breakfast Casserole
Ingredients
Equipment
Method
- Preheat your oven to 350°F and grease a 9x13-inch baking dish with butter. Spread evenly so nothing sticks.
- Cook the sausage in a large skillet over medium heat for 7-8 minutes until browned and crumbly, breaking it apart with a wooden spoon. Drain fat completely before setting aside.
- Cut the bread into 1-inch cubes and layer evenly in the greased baking dish. Sprinkle the cooked sausage and half the shredded cheese over the bread.
- Whisk together 8 eggs, 2 cups milk, 1 teaspoon salt, and ½ teaspoon black pepper in a large bowl. Pour egg mixture evenly over the bread and sausage, pressing down gently so the bread soaks up the liquid.
- Top with remaining cheese and bake uncovered for 40-45 minutes until center is set and top is golden. A knife inserted in the center should come out clean. Let rest for 5 minutes before slicing into squares.
