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Filled with biscuits, eggs, and sausage, our favorite breakfast casserole is hearty, feeds a crowd, and bakes up in only 30 minutes!

Breakfast casserole slice on a white plate.
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Our Go-to Breakfast Casserole recipe!

We LOVE a good breakfast casserole! This one is filling, takes minutes to put together, and is packed with flavor. Biscuits, eggs, and sausage, there’s something for everyone!

It’s our go-to breakfast bake! We make it for brunch, holidays, and weekends (for breakfast OR dinner). One reason we love it is because the ingredients are SIMPLE!! There are only a handful, and it’s prepped in 5 minutes – just layer and bake!

It can be made ahead of time (the night before) or easily whipped up right before baking – versatile AND delicious!

WHY WE LOVE IT:

  • Refrigerate overnight or bake it immediately. Either way, this breakfast casserole is quick and easy!
  • Ready in no time! Throw it together from scratch in 5-10 minutes, pop it straight into the oven, and enjoy it 30 minutes later.
  • So filling. Biscuits, eggs, and sausage – it’s hearty and packed with flavor!
A tube of biscuit dough on a kitchen table.

Ingredients

  • 1 (16.3-ounce) can Grands Biscuits (8 count) – or 16 ounces Homemade Biscuit dough (partially cook before adding the toppings to ensure it cooks thoroughly.)
  • 1ย (8-ounce) packageย Jimmy Dean precooked sausage crumbles (or 1 cup crumbled cooked sausage) or turkey, chicken sausage, or spicy chorizo
    • If using regular sausage, cook in a skillet over medium heat cooking the sausage, breaking and flipping, until no longer pink.
  • 1 cup shredded mozzarella cheese – or Pepper Jack cheese or Colby Jack cheese
  • 1 cup shredded cheddar cheese – mild or sharp cheddar cheese
  • 8 large eggs, beaten Room temperature eggs incorporate better.
  • 1 cup milk, room temperature We like to use whole milk or 2% milk.
  • salt and pepper to taste
  • optional veggies Saute and add spinach, mushrooms, and red bell peppers.
  • optional toppings – green onions, bacon bits, sour cream, salsa, or hot sauce

How to Make A Breakfast Casserole

  1. PREP. Preheat the oven to 425ยฐF.
  2. BISCUITS. Line the bottom of a greased 9×13-inch baking dish with 1 can of refrigerated biscuit dough, firmly pressing to seal and make a bottom crust.
  3. SAUSAGE. Sprinkle with 8 ounces of cooked sausage, 1 cup of shredded mozzarella cheese, and 1 cup of shredded cheddar cheese over the crust.
  4. EGGS. In a medium bowl, whisk 8 eggs, 1 cup milk, and salt and pepper to taste until blended. Pour the egg mixture over the sausage and cheese.
  5. BAKE. Bake for 25โ€“30 minutes, or until set and middle does not jiggle. Let this egg bake recipe stand for 5 minutes before cutting into squares. Serve warm.
Close up of breakfast casserole slices in glass baking dish.

Complete The Meal

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4.98 from 713 votes

Breakfast Casserole

By: Lil’ Luna
Filled with biscuits, eggs, and sausage, our favorite breakfast casserole is hearty, feeds a crowd, and bakes up in only 30 minutes!
Servings: 12
Prep: 5 minutes
Cook: 25 minutes
Total: 30 minutes

Ingredients 

  • 1 (16.3-ounce) can Grands! Biscuits (8 count)
  • 1 (8-ounce) package Jimmy Dean precooked sausage crumbles (or 1 cup crumbled cooked sausage)
  • 1 cup shredded mozzarella cheese
  • 1 cup shredded cheddar cheese
  • 8 large eggs, beaten
  • 1 cup milk, room temperature
  • salt and pepper to taste

Instructions 

  • Preheat the oven to 425ยฐF.
  • Line the bottom of a greased 9×13-inch baking dish with biscuit dough, firmly pressing to seal and make a bottom crust.
  • Sprinkle sausage and cheese over the crust.
  • In a medium bowl, whisk eggs, milk, salt, and pepper until blended. Pour over sausage and cheese.
  • Bake for 25โ€“30 minutes, or until set and middle does not jiggle. Let stand for 5 minutes before cutting into squares. Serve warm.

Video

Notes

Adding vegetables. Add onions, green onions, chopped bell peppers, mushrooms, etc. Saute them first to remove excess moisture and activate the flavors.
Homemade biscuit dough.ย Partially cook the Homemade Biscuitย dough before adding the other toppings to ensure that it will be cooked through by the end.
Make ahead of time. Make casserole through step 4, then cover with aluminum foil and refrigerate overnight. Uncover and bake, adding a few additional minutes to the baking time.
Leftovers. Divide leftovers into an airtight container(s) and keep in the refrigerator for 3-4 days or freezer for up to 2 months.

Nutrition

Serving: 1slice, Calories: 121kcal, Carbohydrates: 2g, Protein: 9g, Fat: 9g, Saturated Fat: 4g, Polyunsaturated Fat: 1g, Monounsaturated Fat: 3g, Trans Fat: 0.01g, Cholesterol: 128mg, Sodium: 171mg, Potassium: 86mg, Fiber: 0.001g, Sugar: 1g, Vitamin A: 349IU, Vitamin C: 0.001mg, Calcium: 155mg, Iron: 1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

Recipe FAQ

How to make breakfast casseroles ahead of time?

Make casserole through step 4, then cover with aluminum foil and refrigerate overnight. Uncover and bake, adding a few additional minutes to the baking time.

How to store breakfast casseroles?

Divide leftovers into an airtight container(s) and keep in the refrigerator for 3-4 days or freeze for up to 2 months.

About Kristyn

My name is Kristyn and Iโ€™m the mom of SIX stinkinโ€™ cute kids and the wife to my smokinโ€™ hot hubby, Lo. My momโ€™s maiden name is Luna, and Iโ€™m one of the many crafty โ€œLilโ€™ Lunasโ€ in the fam. On this site I like to share all things creative - from recipes to home decor to gifts and home decor ideas. Welcome!

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4.98 from 713 votes (572 ratings without comment)

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Recipe Rating




345 Comments

  1. Su Davis says:

    I caught this recipe on YouTube on phone. We were on our way outta house so I had to look it up when we got home. We are a family of 2 older adults so we are halfing your recipe. We may have to freeze remainder for a few days due to fridge space w/up coming holidays eating up space in fridge. Looking forward to this as opposed to always buying it as McDonalds or Burger King. In our town, those two don’t open early for breakfast.

  2. Skye says:

    Hi,
    I am a type1 diabetic and am looking at the carb count per slice. The bread alone would be more than 2g of carbs. Can you explain/make sure this isnโ€™t an error? Thanks! Recipe looks delicious!

  3. Nancy says:

    Made to the letter, however the biscuits were undercooked. Maybe a lower temperature for longer baking time. Otherwise very tasty!

  4. Dorothy says:

    5 stars
    This was by far the best quick casserole in some time! Thank you. It was delicious. Perfectly cooked as instructed. Favor in every bite. Being Italian I couldnโ€™t resist adding zucchini and red onions and power jack cheese delicious ๐Ÿคค

    1. Lil'Luna Team says:

      You’re welcome!! So glad you enjoyed the casserole!

  5. James Wagar says:

    Please send recipe to my e mail address