why make this recipe
Ina Garten’s Overnight Breakfast Casserole is a perfect dish for busy mornings. You can prepare it the night before, making breakfast easy to enjoy without any hassle. This dish is great for family gatherings, brunches, or even simple weekday breakfasts. It is hearty, delicious, and flexible – you can add your favorite ingredients to make it your own!
how to make Overnight Breakfast Casserole
Ingredients
- 1 loaf of crusty bread
- 8 large eggs
- 2 cups milk
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 1 cup grated cheese (like cheddar or Gruyère)
- 1 cup cooked and crumbled sausage or diced vegetables (optional)
- 1 tablespoon Dijon mustard
- 2 tablespoons chopped fresh herbs (like chives or parsley)
Directions
- Grease a 9×13 inch baking dish. Tear the bread into bite-sized pieces and place them in the dish.
- In a large bowl, whisk together the eggs, milk, salt, pepper, Dijon mustard, and herbs.
- Pour the egg mixture over the bread, pressing down to soak the bread.
- Sprinkle with cheese and sausage or vegetables if using.
- Cover and refrigerate overnight.
- Preheat the oven to 350°F (175°C).
- Bake uncovered for 45-50 minutes until puffed and golden.
- Let cool slightly before serving.
how to serve Overnight Breakfast Casserole
Serve the Overnight Breakfast Casserole warm, and cut it into squares for easy serving. You can add a side of fresh fruit or a simple green salad to complete the meal. It pairs well with coffee or juice for a delightful breakfast experience.
how to store Overnight Breakfast Casserole
If you have leftovers, you can store them in an airtight container in the refrigerator for up to 3 days. To reheat, simply warm individual portions in the microwave or place them in the oven at a low temperature until heated through.
tips to make Overnight Breakfast Casserole
- Use day-old bread for better texture. Stale bread soaks up the egg mixture more effectively.
- Customize the casserole by adding different types of cheese, meats, or vegetables based on your preferences.
- Let it sit for a bit after baking for easier cutting and serving.
variation
You can make a vegetarian version by skipping the sausage and adding more vegetables like bell peppers, spinach, or mushrooms. You can also experiment with different cheeses to give it a unique flavor.
FAQs
Can I make this casserole without sausage?
Yes! You can leave out the sausage or replace it with your favorite vegetables.
Can I freeze Overnight Breakfast Casserole?
Yes, you can freeze it before baking. Just cover it tightly and freeze for up to 3 months. Thaw it in the refrigerator overnight before baking.
Is there a gluten-free option?
Absolutely! You can use gluten-free bread to make this casserole suitable for gluten-sensitive diets.

Overnight Breakfast Casserole
Ingredients
Method
- Grease a 9x13 inch baking dish.
- Tear the bread into bite-sized pieces and place them in the dish.
- In a large bowl, whisk together the eggs, milk, salt, pepper, Dijon mustard, and herbs.
- Pour the egg mixture over the bread, pressing down to soak the bread.
- Sprinkle with cheese and sausage or vegetables if using.
- Cover and refrigerate overnight.
- Preheat the oven to 350°F (175°C).
- Bake uncovered for 45-50 minutes until puffed and golden.
- Let cool slightly before serving.