If you are following a ketogenic lifestyle, breakfast can sometimes feel repetitive. Eggs and bacon are great, but eating them the same way every day gets boring fast. That’s where keto breakfast casserole recipes come in. They are filling, low-carb, easy to prep, and perfect for busy mornings or meal prep.
Why Keto Breakfast Casseroles Are Perfect for Low-Carb Diets
Keto breakfast casseroles combine protein, healthy fats, and low-carb vegetables into one satisfying dish. They are:
- Low in carbohydrates
- High in protein and fats
- Meal-prep friendly
- Freezer-friendly
- Perfect for families and gatherings
Each recipe below includes ingredients and simple instructions so you can cook with confidence.
1. Classic Bacon and Egg Keto Breakfast Casserole
Ingredients
- 8 eggs
- 1 cup heavy cream
- 1½ cups shredded cheddar cheese
- 8 slices bacon, cooked and crumbled
- Salt and pepper
Instructions
Preheat oven to 180°C (350°F). Whisk eggs, cream, salt, and pepper. Stir in bacon and cheese. Pour into a greased baking dish and bake for 35–40 minutes until set.
2. Sausage and Cheese Keto Breakfast Casserole
Ingredients
- 1 lb breakfast sausage
- 8 eggs
- 1 cup shredded mozzarella
- ½ cup heavy cream
Instructions
Brown sausage and drain excess fat. Mix eggs and cream, add cheese and sausage. Bake at 180°C for 40 minutes.
3. Keto Spinach and Feta Breakfast Casserole
Ingredients
- 8 eggs
- 1 cup spinach (chopped)
- ¾ cup feta cheese
- ½ cup heavy cream
Instructions
Mix all ingredients and pour into a baking dish. Bake for 35 minutes until golden.
4. Low-Carb Ham and Broccoli Breakfast Casserole
Ingredients
- 1½ cups cooked ham (diced)
- 1 cup broccoli florets (steamed)
- 8 eggs
- 1 cup shredded cheddar
Instructions
Combine all ingredients, season well, and bake at 180°C for 40 minutes.
5. Keto Mushroom and Swiss Cheese Casserole
Ingredients
- 1 cup mushrooms (sautéed)
- 8 eggs
- 1 cup Swiss cheese
- ½ cup heavy cream
Instructions
Mix everything together and bake until firm and lightly browned.
6. Spicy Chorizo Keto Breakfast Casserole
Ingredients
- 1 lb chorizo sausage
- 8 eggs
- 1 cup Monterey Jack cheese
Instructions
Cook chorizo, mix with eggs and cheese, and bake for 35–40 minutes.
7. Keto Zucchini Breakfast Casserole
Ingredients
- 1 cup grated zucchini (squeezed dry)
- 8 eggs
- 1 cup cheddar cheese
Instructions
Mix ingredients and bake until fully set. A great veggie-packed option.
8. Chicken and Cheese Keto Breakfast Casserole
Ingredients
- 1½ cups cooked chicken (shredded)
- 8 eggs
- 1 cup mozzarella cheese
- ½ cup cream
Instructions
Combine and bake for 40 minutes. High protein and very filling.
9. Keto Cauliflower Hash Brown Casserole
Ingredients
- 1½ cups riced cauliflower (cooked and drained)
- 8 eggs
- 1 cup cheddar cheese
Instructions
Mix, season, and bake for 35–45 minutes until golden on top.
10. Keto Breakfast Casserole with Bell Peppers
Ingredients
- 1 cup bell peppers (diced)
- 8 eggs
- 1 cup shredded cheese
- ½ cup cream
Instructions
Whisk eggs and cream, add peppers and cheese, then bake.
11. Creamy Avocado Keto Breakfast Casserole
Ingredients
- 2 ripe avocados (cubed)
- 8 eggs
- ¾ cup cheddar cheese
Instructions
Gently fold avocado into egg mixture. Bake until just set.
12. Keto Breakfast Casserole with Smoked Salmon
Ingredients
- 6 eggs
- ½ cup heavy cream
- 1 cup smoked salmon
- 2 tbsp cream cheese
Instructions
Mix and bake for 30–35 minutes. Elegant and nutrient-dense.
13. Keto Breakfast Casserole with Ground Beef
Ingredients
- 1 lb ground beef
- 8 eggs
- 1 cup cheese
Instructions
Brown beef, mix with eggs and cheese, and bake until cooked through.
14. Keto Mediterranean Breakfast Casserole
Ingredients
- 8 eggs
- ½ cup olives (sliced)
- ¾ cup feta cheese
- 1 cup spinach
Instructions
Mix all ingredients and bake for 35–40 minutes.
15. Keto Breakfast Casserole with Cream Cheese
Ingredients
- 8 eggs
- 4 oz cream cheese (softened)
- 1 cup shredded cheddar
Instructions
Blend until smooth and bake for a rich, creamy texture.
16. Keto Jalapeño Breakfast Casserole
Ingredients
- 1–2 jalapeños (chopped)
- 8 eggs
- 1 cup pepper jack cheese
Instructions
Mix and bake until firm. Perfect for spice lovers.
17. Keto Breakfast Casserole with Turkey Sausage
Ingredients
- 1 lb turkey sausage
- 8 eggs
- 1 cup mozzarella
Instructions
Cook sausage, mix with eggs and cheese, then bake.
18. Everything Keto Breakfast Casserole
Ingredients
- 8 eggs
- Bacon, sausage, spinach, mushrooms
- 1½ cups mixed cheeses
Instructions
Combine everything you love, pour into a dish, and bake until golden.
Final Thoughts on Keto Breakfast Casseroles
These 18 keto breakfast casserole recipes prove that low-carb breakfasts don’t have to be boring. Whether you prefer bacon, sausage, vegetables, or seafood, there’s a keto casserole here for you. They’re ideal for meal prep, family breakfasts, or even brunch gatherings.
