Croissant Breakfast Casserole is a warm, comforting, and easy-to-make dish that combines flaky croissants, savory cooked meat, fluffy eggs, and melty cheese baked to perfection. Tired of dry, overcooked chicken breasts or uninspired breakfasts?
This casserole promises a rich, indulgent start to your day, perfect for busy mornings or weekend brunches. At dishfoody.com, the focus is on recipes that bring ease, bold flavor, and joy to your kitchen.
In this article, discover why this recipe works, ideal meat choices, detailed ingredient prep, step-by-step cooking guidance, pro tips, creative flavor twists, serving suggestions, and FAQs.
Why This Croissant Breakfast Casserole Recipe Works
- Uses affordable, easy-to-find ingredients including croissants, breakfast sausage, and eggs
- Marinate or season meat quickly for maximum flavor and tenderness
- Perfect for quick weeknight meals or relaxed weekend feasts
Choosing the Right Meat for Croissant Breakfast Casserole
Best Cuts for This Recipe
Breakfast sausage is the classic option due to its flavor and juiciness. Ground chicken thighs are a lean, tasty alternative.
Buying Tips
Seek bright red, fresh meat with good marbling. For sausage, choose seasoned varieties or make your own mix.
Substitutions
Swap pork sausage for turkey sausage, or try plant-based alternatives for vegetarian options.
Ingredients & Prep for Croissant Breakfast Casserole
Meat Prep Essentials
- 1 lb breakfast sausage or ground chicken thighs
- Salt, pepper, garlic powder (to taste)
- Olive oil or butter for cooking
Other Ingredients
- 8-10 croissants (day-old or slightly stale works best)
- 8 large eggs
- 2 cups milk or cream
- 2 cups shredded cheese (cheddar, gruyere, or a blend)
- 1 small onion, diced
- 1 red bell pepper, diced
- Salt and pepper to taste

Step-by-Step Cooking Instructions for Croissant Breakfast Casserole
Pre-Cooking Prep
Pat sausage dry if using fresh ground. Preheat oven to 350°F. Tear croissants into bite-size pieces.
Cooking Method
- Brown sausage in a skillet with onions and bell pepper; drain fat.
- In a large bowl, whisk eggs, milk or cream, salt, and pepper.
- Combine croissant pieces, sausage mixture, and half the cheese in a greased baking dish.
- Pour egg mixture over croissants, pressing lightly to soak bread.
- Sprinkle remaining cheese on top and bake for 35-45 minutes until set and golden brown.
Doneness Check
Egg mixture should be firm and slightly puffed; cheese melted and browned.
Resting
Let cool 10 minutes before serving to ease slicing and enhance flavors.
Pro Tips for Perfect Croissant Breakfast Casserole
- Use day-old croissants to soak up custard without becoming soggy.
- Avoid overbaking to keep casserole moist and tender.
- Experiment with cheeses like swiss or mozzarella for variety.
Flavor Variations for Croissant Breakfast Casserole
Spicy Twist
Add diced jalapeños or hot sauce to the egg mixture.
Keto/Paleo
Use almond flour bread alternatives and heavy cream; substitute meat with keto-friendly sausage.
Global Flavors
- Mexican: Add chorizo and cilantro, top with salsa.
- Italian: Use mozzarella, sun-dried tomatoes, and basil.
- Southern: Incorporate smoked gouda and green onions.
| Variation | Key Ingredient | Dietary Tag | Flavor Profile |
|---|---|---|---|
| Spicy Twist | Jalapeño, hot sauce | Bold | Spicy, vibrant |
| Keto/Paleo | Almond bread | Low-carb | Creamy, hearty |
| Global Flavors | Chorizo, mozzarella | Exotic | Rich, aromatic |
Serving Suggestions for Croissant Breakfast Casserole
Serve with creamy mashed potatoes or grilled asparagus for a balanced brunch. Enjoy with freshly brewed coffee or fresh juice.
FAQs for Croissant Breakfast Casserole
- Can I use frozen sausage? Yes, thaw fully before cooking.
- How do I store leftovers? Refrigerate in airtight container up to 3 days.
- Is this recipe safe for pregnant women? Use fresh eggs, fully cooked meat, and pasteurized dairy.
Conclusion
Croissant Breakfast Casserole is a soul-satisfying breakfast that’s easy to prepare and perfect for family meals or special occasions. Packed with flavor and comfort, it’s a recipe you’ll return to again and again. Find more delicious ideas at dishfoody.com and try our Mozzarella Pepperoni Croissant Roll next!
PrintCroissant Breakfast Casserole
This Croissant Breakfast Casserole is a rich, savory bake made with buttery croissants, eggs, cheese, and breakfast sausage an easy make-ahead dish that’s perfect for brunch or holidays.
- Prep Time: 15 mins
- Cook Time: 40 mins
- Total Time: 55 mins
- Yield: 6 servings 1x
- Category: Breakfast, Brunch
- Method: Baked
- Cuisine: American
Ingredients
- 6 large croissants, torn into pieces
- 1 lb breakfast sausage, cooked and crumbled
- 1 cup shredded cheddar cheese
- 1/2 cup shredded mozzarella cheese
- 8 large eggs
- 2 cups milk (or half-and-half for creamier texture)
- 1 tsp salt
- 1/2 tsp black pepper
- 1/2 tsp garlic powder
- 1/4 tsp paprika
- 2 tbsp chopped parsley (optional, for garnish)
Instructions
- 1. Preheat oven to 350°F (175°C) and grease a 9×13-inch baking dish.
- 2. Tear the croissants into large pieces and place them evenly in the baking dish.
- 3. Sprinkle cooked sausage over the croissant pieces.
- 4. In a large bowl, whisk together eggs, milk, salt, pepper, garlic powder, and paprika.
- 5. Pour the egg mixture evenly over the croissants and sausage.
- 6. Top with cheddar and mozzarella cheese.
- 7. Cover and refrigerate for at least 30 minutes (or overnight for best flavor).
- 8. Bake uncovered for 35–40 minutes, until golden and set in the center.
- 9. Remove from oven, rest 10 minutes, then garnish with chopped parsley and serve warm.
Notes
- You can substitute sausage with bacon or ham for variation.
- For a veggie version, add sautéed spinach, mushrooms, or bell peppers.
- This casserole can be made a day ahead and baked just before serving.
Nutrition
- Serving Size: 1 portion
- Calories: 420
- Sugar: 5g
- Sodium: 750mg
- Fat: 28g
- Saturated Fat: 13g
- Unsaturated Fat: 13g
- Trans Fat: 0g
- Carbohydrates: 20g
- Fiber: 1g
- Protein: 22g
- Cholesterol: 240mg
Keywords: Croissant Breakfast Casserole, sausage egg bake, brunch casserole, make-ahead breakfast

