This low carb bacon broccoli breakfast casserole is an easy make-ahead breakfast made with eggs, crispy bacon, broccoli, and melty cheddar cheese. It’s hearty, simple to prepare, and perfect for busy mornings.
If you’ve ever searched for a low carb crustless quiche with bacon, broccoli, and cheese, this recipe checks that box too.
It has the same egg-based filling, just baked in a casserole dish for easy slicing and meal prep.
Make Ahead Low Carb Breakfast Casserole
Around here, make ahead breakfast ideas are kind of a big deal.
Between farm life, kids, and trying to get everyone out the door in the morning, a breakfast that’s already made is pure gold.
Because my mantra is this…
Coffee first. Breakfast second.
That’s where this bacon broccoli breakfast casserole comes in.
Why You'll Love This Breakfast Casserole
• Easy to make
• Perfect for meal prep
• Naturally low carb and keto friendly
• Great for feeding a crowd
• Reheats beautifully
Plus, bacon and cheddar cheese make everything better, don't you think?
From oven baked eggs to crustless sausage quiche, I'm basically the queen of make-ahead breakfasts.
Is This a Breakfast Casserole or a Crustless Quiche?
Well, it’s kind of like yoga pants. Not quite a casserole, not quite a quiche… but everybody’s happier when it shows up.
This recipe has the same egg, cheese, and filling-style base you’d expect from a crustless quiche, but it’s baked and served like an easy breakfast casserole.
Around here, that just means:
👉 easier to slice
👉 easier to serve
👉 easier to reheat all week
Ingredients in Low Carb Breakfast Casserole
This recipe keeps things simple with ingredients you probably already have.
- broccoli florets - you can use fresh, steamed broccoli or microwave it in the bag. To stretch your dollars use both broccoli stems and florets.
- bacon - if you've made my bacon ahead of time, you're sitting pretty!
- eggs
- heavy cream
- shredded cheddar cheese
- onion
- garlic powder
- onion powder
- oregano
- thyme
- salt and pepper
The combination of bacon, broccoli and cheddar is a classic that works beautifully in this crustless egg casserole.
How to Make Bacon Broccoli Breakfast Casserole
This casserole comes together quickly and is perfect for weekend meal prep.
- Step 1: Make the base. Spread the broccoli evenly in a greased baking dish. Top the broccoli with crumbled bacon and shredded cheddar cheese.
Shortcut: You can use steamable frozen broccoli to save time.
- Step 2: Combine liquids. Whisk together eggs, cream, and seasonings until fully combined.
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- Step 3: Assemble. Pour the egg mixture evenly over the broccoli, bacon, and cheese.
- Step 4: Bake. Bake until the center is set and the top is lightly golden.
Allow the casserole to cool for 10 minutes before slicing.
Farm Girl Tip
For best texture, avoid overbaking. The center should be just set - it will continue to firm up as it cools.
Make Ahead Instructions
This casserole is perfect for meal prep. Bake it at the beginning of the week and refrigerate slices for quick breakfasts.
To reheat: Microwave a slice for 30–40 seconds until warmed through.
Can You Freeze Breakfast Casserole?
Yes! This low carb breakfast casserole freezes very well.
Allow the casserole to cool completely, then wrap tightly or store slices in freezer bags.
Freeze up to 3 months. Reheat in the microwave or oven.
Variations
You can easily customize this casserole depending on what you have on hand:
- bake in a skillet for a more quiche-style texture
- substitute sausage or ham for bacon
- use spinach instead of broccoli
- add sautéed mushrooms
- swap cheddar for Swiss or mozzarella
I love breakfast casseroles because they're one of the easiest recipes to adapt.
What to Serve with Breakfast Casserole
This bacon broccoli casserole pairs well with:
- fresh fruit
- toast
- biscuits
- a simple green salad for brunch
Frequently Asked Questions
Honey, you can call it whatever you like! This recipe has the same base as a crustless quiche with bacon, broccoli, and cheese, just baked in a casserole dish instead of a pie pan or skillet.
Yes. Just thaw and pat it dry so the casserole doesn’t get watery.
Absolutely. This is one of my favorite make-ahead breakfasts for busy weeks or harvest season.
Yes. Slice it into portions and freeze for easy grab-and-go breakfasts.
More Make Ahead Breakfast Recipes
If you enjoy make-ahead breakfast recipes, try these next:
Recipe
Low Carb Bacon Broccoli Breakfast Casserole
Ingredients
Equipment
Method
- Preheat oven: Preheat oven to 350°F and lightly grease an 8×8 baking dish with non-stick spray.
- Steam 3 cups broccoli florets until just tender. Chop into bite-sized pieces if needed.Shortcut: Use steam-in-bag broccoli or leftover cooked broccoli.
- Assemble the casserole: Transfer the broccoli mixture to the prepared baking dish. Top with 1 cup shredded cheddar cheese and 6 slices bacon (crumbled).
- Prepare the egg mixture: In a medium bowl, whisk together 6 large eggs, ½ cup heavy cream, ½ teaspoon onion powder, ½ teaspoon garlic powder, ½ teaspoon dried oregano, ¼ teaspoon dried thyme, salt and black pepper.
- Pour and bake: Pour the egg mixture evenly over the casserole. Bake for 20–25 minutes, or until the center is set.
- Cool and serve: Let cool for 10 minutes before slicing. Garnish with parsley if desired and serve.
Farm Girl Tips
- Substitute sausage or ham for bacon
- Use spinach instead of broccoli
- Add sautéed mushrooms
Nutrition
Made this recipe?
Let me know how it turned out and leave a review!Other low carb breakfast recipes:
- Low Carb Crustless Sausage Quiche
- 63 Delicious Answers to What Can You Make with Eggs?
- Egg Omelet Muffins
Seen on Meal Plan Monday and Weekend Potluck
Angela Allison says
What an incredible recipe! So fall of flavor and low carb, yes! Thanks so much for sharing.
Deanne Frieders says
Thank you Angela!
Angela Allison says
What an incredible recipe! So fall of flavor and low carb, yes! Thanks so much for sharing.
Beth says
This is such a great idea and looks so tasty too! My family would LOVE to wake up to this!
Deanne Frieders says
Ours too Beth! Enjoy 🙂
Beth says
I love breakfast and I love sleeping in too, so make ahead options are always perfect for me! This looks amazing!
Anita says
My kind of breakfast. So simple to prepare, delicious, and can feed a crowd. 🙂
Deanne Frieders says
Agreed!!
Veena Azmanov says
This is an amazing breakfast. Awesome flavors and super combinations. Definitely makes my day special.
Deanne Frieders says
So glad you enjoy it Veena!
Jen says
We love incorporating more vegetables in a breakfast meal!
Deanne Frieders says
Yes, it's a great way to start the morning!
Beth says
This is such a great idea and looks so tasty too! My family would LOVE to wake up to this!
Beth says
I love breakfast and I love sleeping in too, so make ahead options are always perfect for me! This looks amazing!
Anita says
My kind of breakfast. So simple to prepare, delicious, and can feed a crowd. 🙂
Veena Azmanov says
This is an amazing breakfast. Awesome flavors and super combinations. Definitely makes my day special.
Jen says
We love incorporating more vegetables in a breakfast meal!