Potato Sausage Breakfast Casserole

Quick and easy recipe for Potato Sausage Breakfast Casserole. This breakfast casserole is loaded with sausage, vegetables, potatoes in cheesy eggs and topped with more cheese.

Try our One-Skillet Sweet Potato dish or Ricotta pancakes for breakfast as well!

Sausage Breakfast Casserole Recipe in a baking dish with a wooden spoon.

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sausage breakfast casserole-

A hearty sausage breakfast casserole is always a great idea. This casserole is just that and truly is the best breakfast casserole. This sausage breakfast casserole is great to make on a simple weekend, for brunch or when you are having guests over or for the Holidays.

A slice of breakfast casserole on a wooden spoon topped with avocado and tomatoes.

Can I substitute Vegetables in Breakfast Casserole?

Yes, substitute indicated vegetables to your favorite vegetables. Cubed zucchini, asparagus or broccoli are all great substitutions or additions to vegetables.

Overnight Breakfast Casserole-

This sausage breakfast casserole can easily be prepared in advance the night before. Prepare the breakfast casserole the night before, top with cheese, cover with foil and refrigerate. Add an additional 5 minutes to the baking time to the covered dish since all of the ingredients will be cold.

Push down the potatoes so they are completely submerged in the egg mixture so the potatoes down brown.

The best breakfast casserole with sausage and vegetables in a casserole dish.

how to make an easy sausage breakfast casserole-

  • Cube the potatoes, about ¼” in size.
  • Finely cube the onion, red and green pepper, and mushrooms.
  • In a skillet, brown the sausage.
  • Then saute the vegetables.
  • Next, whisk together eggs, half and half with salt and pepper.

Cubed ingredients in bowls.

  • In a bowl, combine the sausage, vegetables, egg mixture and cheese.
  • Then transfer to a baking dish and top with more cheese.
  • Bake the casserole and enjoy!

Combining all the ingredients a breakfast casserole.

What kind of Potatoes can be used in this Breakfast Casserole?

  • Idaho, Yukon gold, Russet or red potatoes will all work in a breakfast casserole.
  • You can grate the potatoes if desired, instead of cubing as the instructions say.
  • If grating potatoes, they don’t need to be boiled for 5 minutes.

What type of Cheese Can be Used in this Breakfast Casserole?

  • You can use your favorite cheese! I typically use a Colby Jack or Mexican cheese for the casserole dish. A mixture of Mozzarella and Mild Cheddar may be combined to use in the recipe.

Step by step photos how to make a breakfast casserole.

What should I serve Breakfast Casserole with?

This casserole is great with a side of ketchup or hot sauce.

However, fresh avocado and tomatoes with cilantro or green onion add even more flavor to this dish.

Breakfast casserole in a baking dish.

Try these other BREAKFAST recipes:

Print Recipe
5 from 2 votes

Potato Sausage Breakfast Casserole

Amazing hearty Sausage Breakfast Casserole Recipe. The casserole is loaded with sausage, potatoes and vegetables in a cheesy egg mixture. 
Prep Time10 mins
Cook Time45 mins
Total Time55 mins
Course: Breakfast
Cuisine: American
Keyword: sausage breakfast casserole
Servings: 6 servings
Calories: 700kcal
Author: Valentina's Corner


  • 1 lb potatoes, cubed
  • 1 lb Italian sausage, mild
  • 1 tsp oil
  • ½ large onion, finely chopped
  • garlic cloves, minced
  • ½ red pepper, cubed
  • ½ green pepper, cubed
  • 6 oz mushrooms, cubed
  • 7 large eggs
  • 1/3 cup half and half
  • 2 cups shredded cheese, divided
  • ½ tsp salt, or to taste
  • ¼ tsp ground pepper, or to taste


  • Dice potatoes. Bring potatoes to a boil and cook 5 minutes. Drain and set aside to cool.
  • Heat a large skillet over med/high heat and brown sausage, breaking up the meat as it’s cooked. Remove sausage.
  • In the same skillet, add 1 tsp oil and the onions, peppers and mushrooms. Sautee until vegetables are slightly tender. Add garlic and mix and set aside to cool.
  • Whisk together the eggs, half and half and season with salt and pepper. 
  • In a bowl, combine the potatoes, sautéed vegetables and sausage, egg mixture and 1 cup of cheese. Mix.
  • Transfer to a baking dish. 
  • Cover baking dish with foil. Bake in a preheated oven to 375°F covered 30 minutes. 
  • Uncover, lightly mix ingredients, top with remaining cheese and bake another 10-15 minutes.
Nutrition Facts
Potato Sausage Breakfast Casserole
Amount Per Serving
Calories 700 Calories from Fat 477
% Daily Value*
Fat 53g82%
Saturated Fat 24g150%
Cholesterol 328mg109%
Sodium 1383mg60%
Potassium 800mg23%
Carbohydrates 15g5%
Fiber 2g8%
Sugar 2g2%
Protein 39g78%
Vitamin A 1190IU24%
Vitamin C 32mg39%
Calcium 601mg60%
Iron 4.9mg27%
* Percent Daily Values are based on a 2000 calorie diet.

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Show 8 Comments
  • Mila 02/16/2019, 3:09 pm Link Reply

    Great recipe, will be making again. ?

    • Valentina's Corner 02/16/2019, 10:54 pm Link Reply

      Thanks for the wonderful feedback on the breakfast casserole, Mila. I’m so glad you enjoyed the recipe. 🙂

  • Anna 02/08/2019, 6:05 pm Link Reply

    Cant wait to try it this weekend! Do you have a link to those white pans? They are very pretty!

    • Valentina's Corner 02/10/2019, 8:43 pm Link Reply

      Anna, I hope you loved the recipe! 🙂 I get most of my pretty white baking dishes at HomeGoods or Marshall’s. They are the best for the price.

  • Lia 01/20/2019, 3:05 pm Link Reply

    I am so excited that I found this recipe! My kids love sausage and potatoes and this is the greatest combination of both. So flavorful and easy to make.

    • Valentina's Corner 01/21/2019, 12:12 pm Link Reply

      I’m so glad your family enjoyed the Breakfast Casserole, Lia. A recipe the whole family can enjoy is definitely a keeper. 🙂

  • Valentina's Corner 01/19/2019, 11:16 pm Link Reply

    Thank you for trying our recipes, Liana. I’m so glad this breakfast casserole was a hit with your family. 🙂 Makes me smile real big.

  • Valentina's Corner 01/17/2019, 11:56 pm Link Reply

    So glad you enjoy the Breakfast Casserole, Ellie. Makes me so happy.

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