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Italian Sausage and Hashbrown Casserole

You’re going to LOVE our Italian Sausage and Hashbrown Casserole! This easy-to-make casserole features a medley of sizzling, savory Italian sausage, paired with vibrant red and green peppers (you could even use roasted peppers), tender onions, hash browns and fluffy eggs, crowned by a generous layer of your favorite cheese.

This casserole is the epitome of morning comfort and can be made ahead for an easy morning meal.

Spatula with piece of egg hashbrown casserole being served.

Why Make This?

  • This breakfast recipe is an absolute crowd-pleaser, making it an ideal choice for hosting a hungry bunch and craving something savory.
  • It is adaptable. Not a fan of peppers? No worries! You can easily customize it with fresh spinach, diced tomatoes, or savory mushrooms – whatever suits your taste buds!
  • The simplicity of preparation is a standout feature, making it a breeze to whip up.
  • It’s a top contender for make-ahead breakfasts, ensuring you have a stress-free morning.

Ingredients and Notes

Ingredients for hashbrown casserole

Feel free to use any sausage you’d like: hot or sweet Italian sausage is one of my favorites but you can also use breakfast sausage or whatever sausage you enjoy.

This casserole can also be changed using several variations instead of the sausage and pepper/onions, you can consider any of the following combinations with eggs and potatoes as the base:


Want more ideas on how to change up this casserole? There are plenty!

  • Spinach, tomato, gyro meat, and feta cheese (instead of the cheddar)
  • Sausage, roasted peppers, and mozzarella (instead of cheddar)
  • Artichoke hearts, sun dried tomatoes, fontina cheese
  • Black beans and top with guacamole, salsa and sour cream after baking
  • Mushroom, spinach, tomato, and pepper
  • Zucchini, portabello, red peppers, onion
  • Smoked salmon, cream cheese, red onion, dill, capers
  • Diced chicken, American cheese, and onions (chicken cheesesteak)

How to Make

This savory breakfast casserole comes together simply and effortlessly. Here is a summary of the simple steps (see recipe card below for complete instructions).

Pan with cooked sausage and wooden spoon.

Step 1: Over medium heat, cook the breakfast sausage in a large skillet until it browns.

Pan with cooked vegetables and wooden spoon.

Step 2: In the same skillet, saute the vegetables in a touch of oil until they soften.

White casserole dish with ingredients (no egg yet).

Step 3: Add the hashbrowns and sausage-veggie sauté to your casserole dish.

Pouring eggs into the rest of the ingredients in white casserole dish.

Step 4: In a separate bowl, whisk together eggs, milk, salt, and pepper. Gently pour the eggs over top.

Adding cheese on top of casserole ingredients.

Step 5: Shower the top with a generous blanket of shredded cheddar cheese and bake.

Top view of the baked egg casserole.

Step 6: Remove the casserole from its heat and allow it to cool before garnishing with parsley.

If you tried this recipe, please leave a 🌟 star rating and let me know how it went in the 📝 comments below! SUBSCRIBE for more recipes.

Close up of casserole with one piece missing, showing interior.

More Breakfast Ideas

📖 Recipe

Italian Sausage and Hashbrown Breakfast Casserole

This easy-to-make Italian sausage and hashbrown casserole features a medley of sizzling, savory Italian sausage paired with vibrant red and green peppers and tender onions, all combined with tender hash browns and fluffy eggs, crowned by a generous layer of your favorite cheese. This casserole epitomizes morning comfort and can be made ahead for an easy morning meal.
5 from 2 votes
Author: Marie
Prep Time 10 minutes
Cook Time 50 minutes
Total Time 1 hour
Course Breakfast
Cuisine American
Servings 6
Calories 385 kcal


  • 9 x 13 casserole dish


  • 3 cups hash browns thawed
  • 1 lb Italian turkey sausage nutrition calculated using Italian turkey sausage
  • 1 small red pepper pepper diced (reserve a couple tablespoons after cooking for garnish)
  • ½ small green pepper diced
  • 1 small onion diced
  • 6 large eggs lightly beaten
  • 1 cup milk or evaporated milk
  • 1 teaspoon salt adjust to taste
  • ½ teaspoon black pepper adjust to taste
  • 1 cup cheddar cheese shredded (or mozzarella, provolone)

Optional Garnish

  • chopped parsley


  • Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish.
  • In a large skillet over medium heat, cook the breakfast sausage until it's browned and cooked. Break it into smaller crumbles as it cooks.
  • Sauté the vegetables in the same skillet with a bit of oil until they're softened.
  • In a separate bowl, whisk together the eggs, milk, salt, and pepper until well combined.
  • Add the hash browns and the cooked sausage with vegetables to your casserole and mix everything to combine.
  • Pour the egg mixture evenly over the sausage veggies and hash browns.
  • Sprinkle the shredded cheddar cheese over the top.
  • Bake in the oven for 40 to 50 minutes or until the casserole is set in the center and the top is golden brown. Begin checking at 35 minutes.
  • Remove the casserole from the oven and let it cool for a few minutes before slicing.
  • Garnish with parsley for a fresh and vibrant touch


Calories: 385kcalCarbohydrates: 26gProtein: 26gFat: 20gSaturated Fat: 9gPolyunsaturated Fat: 3gMonounsaturated Fat: 5gTrans Fat: 0.02gCholesterol: 250mgSodium: 1323mgPotassium: 623mgFiber: 3gSugar: 5gVitamin A: 662IUVitamin C: 37mgCalcium: 242mgIron: 9mg
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  1. 5 stars
    Made this for my parents when I was visiting for the week. We all loved it. So easy and hearty that we were able to save some for the next morning. Will definitely make this one again.

  2. Mmmm ..this is a recipe and a trtiiadon of ours that I make Christmas Eve night. The next morning as we are opening gifts, it is in the oven cooking and then voila! Breakfast is ready and the house smells fabulous! Enjoy:)-Gina

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