Mornings can be hectic, but they also offer the chance to start your day with a comforting and satisfying meal. One such dish that stands out is the beloved Hash Brown Breakfast Casserole, famously crafted by Martha Stewart. This recipe not only combines the crispy goodness of hash browns with layers of cheese, tender vegetables, and savory meat but also ensures that your breakfast is filled with flavor and fun. Whether you’re hosting a brunch gathering or simply looking for a hearty breakfast to kick off the weekend, this casserole is sure to impress.
Why You’ll Love This Dish
This Hash Brown Breakfast Casserole is more than just a meal; it’s a warm embrace on a plate. With the zesty combination of sausage, fluffy eggs, and gooey cheese, it’s a crowd-pleaser that’s perfect for any occasion. It’s easy to prepare and makes for great leftovers, which means you can enjoy it on busy weekday mornings too.
"My family can never get enough of this dish! It’s the perfect blend of flavors and keeps everyone satisfied. The best part? I can make it ahead of time!” – Happy Home Cook
How This Recipe Comes Together
Preparing Martha Stewart’s Hash Brown Breakfast Casserole is a straightforward process that flows seamlessly from mixing to baking. You’ll start by prepping your ingredients and mixing the hearty components before blending them with a rich egg mixture. After transferring everything into a greased baking dish, a sprinkle of cheese on top awaits its time in the oven. Once the timer dings, you’ll have a golden, bubbling masterpiece ready for the table.
Gather These Items
Here’s what you’ll need for this delicious casserole:
- 1 package (about 24 oz) frozen hash browns, thawed
- 1 cup shredded cheddar cheese
- ½ cup shredded mozzarella cheese
- 1 cup cooked breakfast sausage or bacon pieces
- 1 small onion, finely chopped
- 1 red bell pepper, diced
- 6 large eggs
- 1 cup milk
- 1 teaspoon salt
- ½ teaspoon black pepper
- ½ teaspoon garlic powder
- 2 tablespoons butter for greasing the pan
You can easily swap out the sausage for diced ham or omit the meat altogether for a vegetarian option.

Step-by-Step Instructions
Let’s get cooking! Follow these clear and simple directions to whip up your casserole:
- Preheat your oven to 350°F (175°C).
- In a large bowl, mix the thawed hash browns until evenly combined.
- In a separate bowl, whisk the eggs and milk together until frothy.
- Incorporate the cooked sausage or bacon, onion, bell pepper, salt, black pepper, and garlic powder into the hash browns. Now, pour your egg mixture over this blend.
- Transfer everything into a greased baking dish, spreading it out evenly.
- For an extra cheesy finish, sprinkle additional cheese on top.
- Bake in the preheated oven for 45-50 minutes, or until the eggs are set and the top is golden brown.
- Let it cool slightly before serving. Enjoy!
Best Ways to Enjoy It
This casserole is fantastic on its own, but you can elevate your serving with a fresh fruit salad or sliced avocado on the side. Pair it with a dollop of sour cream or hot sauce for those who like a bit of heat. For drinks, consider serving it alongside fresh orange juice or a rich cup of coffee to balance out all the flavors.
Storage and Reheating Tips
Leftovers of this casserole store beautifully! Simply cover it tightly with plastic wrap or transfer it to an airtight container. It will last in the refrigerator for up to 3-4 days. When you’re ready to enjoy it again, simply reheat it in the oven at 350°F until heated through, or use the microwave for a quicker option.
Helpful Cooking Tips
- To get a crispy bottom, preheat the baking dish in the oven while it’s warming up.
- You can incorporate other veggies like spinach or mushrooms for added nutrients.
- Make it ahead of time! Assemble the casserole the night before, store it in the fridge, and bake it in the morning to save time.
Recipe Variations
Feel free to get creative with this casserole! Consider using sweet potatoes instead of regular hash browns for a slightly sweeter taste. You can also play with different cheeses, like pepper jack, for added spice, or incorporate seasonal vegetables for freshness.
Frequently Asked Questions
Can I make this casserole vegetarian?
Absolutely! Simply skip the meat and add more vegetables, or include plant-based sausage alternatives.
How long does it take to prepare?
In total, the preparation and cooking time of the casserole is about 1 hour. It’s perfect for a leisurely brunch!
Can I freeze leftovers?
Yes, you can freeze leftovers! Just make sure to wrap them tightly. They can be kept in the freezer for up to 2 months. You can reheat directly from frozen, but allow for additional cooking time.

Enjoy the warmth and comfort of Martha Stewart’s Hash Brown Breakfast Casserole, a dish that not only fuels your mornings but brings joy to every bite!
PrintHash Brown Breakfast Casserole
A comforting breakfast casserole with crispy hash browns, cheese, and savory sausage.
- Prep Time: 15 minutes
- Cook Time: 45 minutes
- Total Time: 60 minutes
- Yield: 8 servings
- Category: Breakfast
- Method: Baking
- Cuisine: American
- Diet: Omnivore
Ingredients
- 1 package (about 24 oz) frozen hash browns, thawed
- 1 cup shredded cheddar cheese
- ½ cup shredded mozzarella cheese
- 1 cup cooked breakfast sausage or bacon pieces
- 1 small onion, finely chopped
- 1 red bell pepper, diced
- 6 large eggs
- 1 cup milk
- 1 teaspoon salt
- ½ teaspoon black pepper
- ½ teaspoon garlic powder
- 2 tablespoons butter for greasing the pan
Instructions
- Preheat your oven to 350°F (175°C).
- In a large bowl, mix the thawed hash browns until evenly combined.
- In a separate bowl, whisk the eggs and milk together until frothy.
- Incorporate the cooked sausage or bacon, onion, bell pepper, salt, black pepper, and garlic powder into the hash browns. Pour your egg mixture over this blend.
- Transfer everything into a greased baking dish, spreading it out evenly.
- Sprinkle additional cheese on top.
- Bake in the preheated oven for 45-50 minutes, or until the eggs are set and the top is golden brown.
- Let it cool slightly before serving. Enjoy!
Notes
This casserole can be made ahead of time. Assemble it the night before and bake it in the morning. Leftovers can be stored in the refrigerator for up to 3-4 days.

