This Breakfast Casserole with Biscuits combines several breakfast favorites in a quick and easy, hearty casserole packed with sausage, egg, cheese and biscuits.

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For the most important meal of the day, I sometimes take shortcuts or skip eating altogether. It’s such an important way to start the day, but like so many other people I can feel rushed and the temptation to skip breakfast is sometimes too great.
Making a big breakfast casserole is the easiest way to feed breakfast to your family and the most convenient way to have prepared meals ready for those rushed mornings when you don’t think you have time for breakfast.
For the feeling of a complete and balanced breakfast, even on the go, I love having my biscuit casserole ready and waiting.
If you love egg casseroles I’ve got you covered! Try my classic breakfast casserole with hash browns or my Italian sausage breakfast casserole!
Why You Will Love This Breakfast Casserole Recipe with Biscuits
- Better Than Scrambled Eggs. This cheesy egg casserole is much like a quiche or scrambled eggs but way better.
- Easy to Make Ahead. The dish is easy to assemble the day of but you can also prep it up the night before to save some time. This is especially helpful when entertaining guests.
- Serves a Crowd. This dish is an easy option for feeding a larger group of people for breakfast. I love it for holiday mornings or family visits.
Ingredients
- Breakfast Sausage: You can choose to use the classic pork sausage in your casserole or opt for turkey sausage for a leaner option. I typically prefer sausage that’s not in casing for this recipe as it cooks up crumbly similar to ground beef. Choose any flavor of breakfast sausage you prefer.
- Eggs: The binder that holds everything together.
- Seasoning: All you need are garlic powder, salt, and pepper for a bit of additional seasoning. I find the sausage already brings a lot to the dish so it doesn’t need much.
- Shredded Cheddar Cheese: Adds a bit of tanginess to the flavor of the casserole and that irresistible cheesiness everyone loves.
- Buttermilk Biscuits: Use your favorite brand of canned biscuits. This keeps the dish super easy to make!
- Butter: Brushed over the top of the casserole after baking for extra rich flavors.
Be sure to scroll down to the recipe card for the full list of ingredients with their quantities.

Variations
- Change up the biscuits: You can easily experiment with different flavors like using my jalapeno cheddar biscuits or sweet potato biscuits instead of the canned biscuits.
- Add vegetables: Add your own twist on this easy breakfast casserole with biscuits by adding bell pepper, onions, spinach, or mushrooms. You can cook them when browning the sausage if they need to be softened a bit.
- Make it spicy: If you like your food with a little bit of heat add a can of green chilies or some diced jalapeno to the mix.
- Meatless: If you want to make a veggie version you can leave out the sausage and add sauteed vegetables instead.
How to Make Breakfast Biscuit Casserole
Gather all your ingredients, preheat the oven to 375ยฐ F, and spray a 13×9 baking dish with cooking spray. Let ‘s get cooking!
- Step 1: Cooking the Sausage. Brown the breakfast sausage in a large skillet, breaking it up into pieces with a wooden spoon, until no longer pink. Drain off any excess grease and return the sausage to the pan.
- Step 2: Season and Prepare the Eggs. Add the eggs, garlic powder, salt, and pepper to the skillet with the sausage and stir until eggs are fully cooked. Add half of the shredded cheese to the eggs.
- Step 3: Assemble the Casserole. Place the sausage and egg mixture into your prepared baking dish. Top with the biscuits and sprinkle with the remaining shredded cheese.
- Step 4: Bake the Breakfast Casserole. Bake for 25-20 minutes or until golden brown. Remove from oven and top each biscuit with a small amount of butter and let melt.
- Step 5: Serve the Casserole. Serve it up hot with your favorite breakfast side dishes. Enjoy!

Storage Directions
- Leftovers: Store in an airtight container in the refrigerator for up to four days.
- Freezing: You can freeze a whole casserole when making ahead or your leftovers. I like to portion out leftovers into individual portions for freezing. This way I can remove just a serving or two at a time. You can transfer the leftovers to a muffin pan to freeze individually or pack them up individual containers.
- Reheat: The easiest way to reheat is to let the single servings thaw out and then heat it in the microwave for 60 seconds or until the center is warm. Alternatively, you can place them in a baking dish and reheat in the oven at 350ยฐ F for 10-15 minutes until heated through.
Serving Suggestions
This dish is perfect for a weekend family brunch, breakfast potluck, family reunions, and even for your weekly meal prep.
Breakfast casserole pairs great with a side of plain or sausage gravy for dipping. If you prefer spicy flavors, it’s also quite tasty with a side of salsa.
It’s also delicious with a side of seasonal fruit, air fryer diced potatoes, or some cinnamon roasted butternut squash.

Expert Tips
- Be sure to drain off the grease. Sausage is quite greasy and you don’t want that in your casserole.
- Make individual servings. This is especially nice for a fancier brunch. Add the egg mixture to ramekins and then top with the biscuits and cheese. Place the ramekins on a baking tray and bake as directed.
Recipe FAQ
You can! However, I recommend removing them from the freezer and allowing them to thaw out before baking the casserole.
Yes, of course! However, I suggest waiting until the morning to add the biscuits. Simply mix up the egg mixture and place in your casserole dish, then cover with foil. In the morning, remove the casserole dish from the fridge about 30 minutes ahead of time and let it sit at room temperature. Add your biscuits and the rest of the cheese before baking as directed. You may need to add 10-15 minutes to the cooking time since the ingredients are cold.

More Delicious Breakfast Recipes
You can also try this amazing Sausage, Egg, and Cheese, Breakfast Sandwich from Great Grub Delicious Treats.
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Breakfast Biscuit Casserole
Ingredients
- 1 pound breakfast sausage
- 12 eggs
- 1 teaspoon salt
- 1 teaspoon pepper
- ยฝ teaspoon garlic powder
- 2 cups shredded cheese, divided
- 2 cans biscuits
- 2 tablespoons butter
Instructions
- Preheat oven to 375ยฐ and spray a 13×9 baking dish with cooking spray
- In a large skillet, brown breakfast sausage until no longer pink. Drain and return to pan
- Add eggs, salt, and pepper and stir until eggs are fully cooked
- Add half of the shredded cheese to the eggs
- Place sausage and egg mixture into prepared baking dish
- Top with biscuits and remaining shredded cheese
- Bake for 25-30 minutes or until golden brown. Remove from oven and top each biscuit with a small amount of butter and let melt
- Serve hot. Enjoy!
Notes
- Be sure to drain off the grease. Sausage is quite greasy and you don’t want that in your casserole.
- Make individual servings. This is especially nice for a fancier brunch. Add the egg mixture to ramekins and then top with the biscuits and cheese. Place the ramekins on a baking tray and bake as directed.












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