When you need to feed a crowd in the morning, The Best Breakfast Casserole with Sausage is the gold standard. This classic strata combines savory browned sausage, cubes of bread, and sharp cheddar cheese, all bound together by a rich egg custard. It’s the kind of meal that makes waking up easier, filling the kitchen with the smell of sizzling meat and baking bread.
This recipe is designed to be made ahead, allowing the bread to soak up the egg mixture overnight. This results in a texture that is fluffy and souffle-like on the inside, with a perfectly golden, crispy top. It is hearty, comforting, and foolproof.
Why You’ll Love This Recipe
Make-Ahead Convenience
Prep it the night before and sleep in. Just pop it in the oven when you wake up. It’s perfect for Christmas morning or lazy Sundays.
Savory & Satisfying
The sausage provides plenty of protein and flavor. If you want a sweet treat to balance out this savory main, these Superfood Breakfast Cookies make a great healthy dessert or side.

Ingredients
- 1 lb breakfast sausage
- 1 loaf French bread, cubed
- 2 cups cheddar cheese, shredded
- 8 large eggs
- 2.5 cups milk
- 1 tsp dry mustard
- 1 tsp salt
Instructions
- Brown sausage and drain.
- Layer bread, sausage, and cheese in a greased dish.
- Whisk eggs, milk, mustard, and salt. Pour over dish.
- Refrigerate overnight.
- Bake at 350°F (175°C) for 50-60 mins until set.
- Serve hot.
Nutrition
Ingredient Highlights & Substitutions
Essential Ingredients
Breakfast sausage (pork) is traditional. Sturdy bread (French or Sourdough) holds up best. Sharp cheddar cheese cuts through the richness. Eggs and milk form the custard base. Dry mustard adds a tangy depth that enhances the cheese.
Smart Substitutions
Turkey sausage works well for a lighter version. You can add spinach or mushrooms to sneak in some veggies. Gluten-free bread can be used, just toast it first.
Step-by-Step Instructions
Prep Phase
Grease a 9×13 dish. Cube the bread. Brown the sausage and drain. Whisk eggs, milk, mustard, salt, and pepper.
Cooking Phase
Layer bread, sausage, and cheese in the dish. Pour the egg mixture over everything. Press down to soak. Refrigerate overnight. Bake at 350°F (175°C) for 50-60 minutes until set.
Pro Tips for Perfect Results
Technique Secrets
Let it rest! Allowing the casserole to sit for 10 minutes after baking helps it set so you can cut clean squares.
Common Mistakes to Avoid
Using soft white bread can result in a soggy casserole. Use day-old or toasted artisan bread for structure.
Serving Ideas & Pairings
Presentation & Plating
Cut into squares and serve hot.
Pairing Suggestions
Serve with fresh fruit and hot coffee.
Frequently Asked Questions
Q1? Can I freeze it baked?
Yes, slice and freeze for easy reheat breakfasts.
Q2? Do I have to refrigerate overnight?
It helps the texture, but a 1-hour soak works in a pinch.
Q3? Can I use spicy sausage?
Absolutely, hot sausage adds a great kick.
| Nutrient | Amount per Serving |
|---|---|
| Calories | 420 kcal |
| Total Fat | 25g |
| Saturated Fat | 10g |
| Cholesterol | 190mg |
| Sodium | 850mg |
| Carbohydrates | 28g |
| Dietary Fiber | 1g |
| Protein | 20g |
Conclusion
The Best Breakfast Casserole with Sausage is a classic for a reason. Hearty, delicious, and easy to prepare, it is the ultimate way to start a special day.
