Breakfast

Hash Brown Casserole

Name: Hash Brown Casserole
Prep time: 20 min
Cook time: 40 min
Total time: 60 min
Yield: 6 servings
Ingredients: 1 lb (450g) chicken sausage, casings removed; 2 cups (250g) mixed vegetables, such as bell peppers, onions, and mushrooms; 2 large (120g) sweet potatoes, peeled and grated; 1 large (60g) onion, thinly sliced; 2 cloves (6g) garlic, minced; 1 cup (120g) shredded reduced-fat cheddar cheese; 1/2 cup (60g) chopped fresh parsley; 1/2 teaspoon (2g) salt; 1/4 teaspoon (1g) black pepper; 2 tablespoons (30g) olive oil

By Priya Rutherford · June 19, 2026 · Breakfast

Prep20 min

Cook40 min

Total60 min

Serves6

I still remember the first time I made a Hash Brown Casserole for my family. It was a Sunday morning, and we were all gathered in the kitchen, eager to start the day with a delicious meal. As a registered dietitian-turned-recipe-developer, I was determined to create a dish that was not only tasty but also balanced and blood-sugar-friendly.

That's when I realized that traditional Hash Brown Casserole recipes often relied on heavy amounts of cheese, sour cream, and processed meats, which could be detrimental to our health. So, I set out to create a new version, one that would incorporate lean protein, high-fiber vegetables, and whole-food carbohydrates.

The result was a game-changer. My family loved the dish, and I loved the fact that it was nutritious and easy to make. Since then, I've perfected the recipe, tweaking it to ensure that it's not only delicious but also suitable for a variety of dietary needs.

In this recipe, I'll share with you my secrets for making the perfect Hash Brown Casserole. From the importance of using high-quality ingredients to the technique of layering the dish for maximum flavor, I'll guide you through every step of the way. Whether you're a seasoned cook or a beginner in the kitchen, this recipe is sure to become a staple in your household.

So, let's get started! With its perfect balance of protein, healthy fats, and complex carbohydrates, this Hash Brown Casserole is the perfect dish to serve at any time of day. Whether you're looking for a hearty breakfast, a satisfying lunch, or a comforting dinner, this recipe is sure to hit the spot.

Why You’ll Love This Recipe

This recipe is easy to make and requires minimal ingredients.
It's perfect for a crowd, whether you're serving a family dinner or a brunch for friends.
The dish is highly customizable, so you can tailor it to your tastes and dietary needs.
It's a great way to use up leftover vegetables and reduce food waste.
The recipe is budget-friendly and can be made with affordable ingredients.
It's a healthy and balanced meal option that's perfect for any time of day.

Why This Recipe Works

The key to a great Hash Brown Casserole lies in its layering. By starting with a base of sautéed vegetables, you create a flavor foundation that sets the tone for the rest of the dish. Then, by adding a layer of lean protein, such as chicken or turkey sausage, you introduce a boost of nutrition and flavor.

The next layer is where the magic happens. A mixture of shredded potatoes, high-fiber vegetables, and a sprinkle of cheese creates a satisfying and filling base that's both healthy and delicious. Finally, a topping of crispy, caramelized onions adds a sweet and savory element that brings the whole dish together.

But what really makes this recipe work is the balance of flavors and textures. By combining the natural sweetness of the vegetables with the savory flavor of the protein and the crunch of the onions, you create a dish that's both satisfying and delicious. And, with the addition of whole-food carbohydrates, such as sweet potatoes and whole wheat, you get a boost of fiber and nutrition that will keep you full and energized throughout the day.

Ingredients You’ll Need

When it comes to making a great Hash Brown Casserole, the ingredients are everything. You'll want to choose high-quality, fresh ingredients that are rich in flavor and nutrition. From the lean protein to the high-fiber vegetables, every component plays a crucial role in creating a dish that's both delicious and healthy.

In this recipe, we'll be using a combination of sautéed vegetables, lean protein, and whole-food carbohydrates to create a balanced and satisfying meal. We'll also be adding a sprinkle of cheese and a topping of crispy onions to give the dish a rich and savory flavor.

1 lb (450g) chicken sausage, casings removedChoose a chicken sausage that is low in sodium and made with wholesome ingredients. You can also use turkey sausage or another lean protein of your choice.
2 cups (250g) mixed vegetables, such as bell peppers, onions, and mushroomsSelect a variety of colorful vegetables to add natural sweetness and fiber to the dish. You can also use frozen vegetables if fresh ones are not available.
2 large (120g) sweet potatoes, peeled and gratedSweet potatoes are a great source of complex carbohydrates and fiber. Choose ones that are high in moisture and have a sweet, nutty flavor.
1 large (60g) onion, thinly slicedOnions add a sweet and savory flavor to the dish. Choose a variety that's sweet and mild, such as Vidalia or Maui.
2 cloves (6g) garlic, mincedGarlic is a great addition to the dish, adding depth and richness to the flavor. Choose fresh garlic for the best flavor.
1 cup (120g) shredded reduced-fat cheddar cheeseCheese adds a rich and creamy element to the dish. Choose a reduced-fat variety to keep the calorie count in check.
1/2 cup (60g) chopped fresh parsleyParsley adds a fresh and herbaceous flavor to the dish. Choose fresh parsley for the best flavor and texture.
1/2 teaspoon (2g) saltSalt enhances the flavor of the dish and helps to bring out the natural sweetness of the vegetables. Choose a high-quality salt that's low in additives and preservatives.
1/4 teaspoon (1g) black pepperPepper adds a subtle kick to the dish and helps to balance out the flavors. Choose a high-quality pepper that's fresh and aromatic.
2 tablespoons (30g) olive oilOlive oil is a healthy and flavorful addition to the dish. Choose a high-quality olive oil that's rich in antioxidants and has a mild flavor.

Equipment You’ll Need

Large skillet or sauté panCutting boardChef's knifeGrater or food processorInstant-read thermometer9x13 inch baking dishWhisk

How to Make Hash Brown Casserole

1
Preheat the oven to 375°F (190°C).
2
In a large skillet or sauté pan, heat 1 tablespoon (15g) of olive oil over medium-high heat. Add the chicken sausage and cook, breaking it up with a spoon, until it is no longer pink, about 5-7 minutes.
3
Add the mixed vegetables to the skillet and cook, stirring occasionally, until they are tender and lightly browned, about 10-12 minutes.
4
In a large bowl, combine the cooked sausage and vegetable mixture, grated sweet potatoes, sliced onion, minced garlic, shredded cheese, chopped parsley, salt, and pepper. Mix well to combine.
5
Transfer the mixture to a 9x13 inch baking dish and smooth the top.
6
Drizzle the remaining 1 tablespoon (15g) of olive oil over the top of the casserole.
7
Cover the dish with aluminum foil and bake for 30 minutes.
8
Remove the foil and continue baking for an additional 20-25 minutes, or until the top is golden brown and the casserole is hot and bubbly.
9
Remove the casserole from the oven and let it rest for 10-15 minutes before serving.
10
Use an instant-read thermometer to check the internal temperature of the casserole, which should be at least 165°F (74°C).
11
Serve the casserole hot, garnished with additional chopped parsley if desired.

Expert Tips

Choose high-quality ingredients to ensure the best flavor and nutrition.
Don't overmix the casserole mixture, as this can make it dense and heavy.
If using frozen vegetables, thaw them first and squeeze out excess moisture before adding to the recipe.
To add extra flavor, try using different types of cheese or adding some diced ham or bacon to the mixture.
Let the casserole rest for at least 10-15 minutes before serving to allow the flavors to meld together.
Consider making the casserole ahead of time and refrigerating or freezing it for later use.

Common Mistakes to Avoid

Not cooking the sausage and vegetables thoroughly, which can lead to a raw or undercooked casserole.
Overmixing the casserole mixture, which can make it dense and heavy.
Not letting the casserole rest before serving, which can cause it to be dry and unappetizing.
Using low-quality ingredients, which can affect the flavor and nutrition of the dish.
Not checking the internal temperature of the casserole, which can lead to foodborne illness.
Not covering the dish with foil during baking, which can cause the top to burn or become too brown.

Variations and Substitutions

Try using different types of protein, such as ground beef or turkey, for a unique flavor.
Add some diced bell peppers or mushrooms to the mixture for extra flavor and nutrition.
Use different types of cheese, such as cheddar or mozzarella, for a distinct flavor profile.
Add some chopped fresh herbs, such as parsley or thyme, for a bright and refreshing flavor.
Try using sweet potatoes or yams instead of regular potatoes for a sweeter and nuttier flavor.
Add some diced ham or bacon to the mixture for a smoky and savory flavor.
Use gluten-free ingredients to make the dish gluten-free.

What to Serve With Hash Brown Casserole

This Hash Brown Casserole is perfect for serving at any time of day. Try pairing it with a fresh fruit salad or a green salad for a light and refreshing breakfast or brunch. For a heartier meal, serve it with a side of whole grain toast or a bowl of soup.

Some other ideas for serving this dish include:

Serve with a fresh fruit salad or a green saladPair with whole grain toast or a bowl of soupTry serving with a side of roasted vegetables or a salad

Make-Ahead, Storage, Freezing and Reheating

This Hash Brown Casserole can be made ahead of time and refrigerated or frozen for later use. To refrigerate, cover the dish with plastic wrap or aluminum foil and store it in the refrigerator for up to 3 days.

To freeze, cover the dish with plastic wrap or aluminum foil and place it in a freezer-safe bag or container. Label and date the container and store it in the freezer for up to 2 months.

To reheat, thaw the casserole overnight in the refrigerator and then bake it in the oven at 350°F (180°C) for 20-25 minutes, or until hot and bubbly.

Some tips for reheating the casserole include:

Frequently Asked Questions

Can I make this recipe gluten-free?

Yes, you can make this recipe gluten-free by using gluten-free ingredients and being careful not to cross-contaminate with gluten-containing ingredients.

Can I use different types of protein?

Yes, you can use different types of protein, such as ground beef or turkey, for a unique flavor.

How long can I store this casserole in the refrigerator?

You can store this casserole in the refrigerator for up to 3 days.

Can I freeze this casserole?

Yes, you can freeze this casserole for up to 2 months.

How do I reheat this casserole?

To reheat, thaw the casserole overnight in the refrigerator and then bake it in the oven at 350°F (180°C) for 20-25 minutes, or until hot and bubbly.

What are some variations I can try?

Some variations you can try include using different types of cheese, adding diced ham or bacon, or using sweet potatoes instead of regular potatoes.

Can I make this recipe ahead of time?

Yes, you can make this recipe ahead of time and refrigerate or freeze it for later use.

How many servings does this recipe make?

This recipe makes 6-8 servings.

The Full Recipe

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