Why You’ll Love Sausage & Egg Keto Breakfast Casserole Recipe
This breakfast casserole is simple, filling, and packed with flavor. It comes together quickly with minimal prep and can easily be made ahead of time. The combination of sausage, eggs, cheese, and spinach creates a comforting low-carb meal that works for breakfast, brunch, or even dinner.
Ingredients
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
3 cups spinach leaves
4 scallions, sliced with white and green parts separated
¼ cup chopped fresh parsley
16 ounces breakfast sausage
12 large eggs
¾ cup heavy cream
½ teaspoon garlic powder
½ teaspoon kosher salt
¼ teaspoon freshly cracked black pepper
2 cups freshly shredded cheddar cheese
Directions
Preheat the oven to 375°F. Lightly grease a baking dish.
Layer the spinach leaves, white parts of the scallions, and chopped parsley evenly in the bottom of the baking dish.
In a large skillet over medium heat, cook the breakfast sausage until browned and crumbled. Stir frequently and break the sausage into small pieces as it cooks.
In a large mixing bowl, whisk together the eggs, heavy cream, garlic powder, salt, and black pepper until fully combined.
Fold the shredded cheddar cheese into the egg mixture.
Spread the cooked sausage evenly over the spinach mixture in the baking dish.
Pour the egg mixture over the sausage, distributing it evenly throughout the dish.
Bake for 20 to 25 minutes, or until the casserole is set and the eggs are fully cooked.
Remove from the oven and let cool slightly before slicing into 12 squares.
Garnish with the green parts of the scallions and extra shredded cheese if desired. Serve warm.
Servings and timing
Servings: 12
Prep and cook time: 1 hour
Variations
Swap the cheddar cheese for mozzarella, pepper jack, or Swiss cheese.
Add mushrooms, bell peppers, or zucchini for extra vegetables.
Use turkey sausage or chicken sausage for a lighter option.
Add red pepper flakes or jalapeños for a spicy version.
Mix in cooked bacon for even more savory flavor.
Storage/Reheating
Store leftovers in an airtight container in the refrigerator for up to 4 days.
Reheat individual portions in the microwave for 30 to 60 seconds or warm in the oven at 350°F until heated through.
This casserole can also be frozen for up to 2 months. Thaw overnight in the refrigerator before reheating.
FAQs
Is this breakfast casserole keto friendly?
Yes, this recipe is low in carbohydrates and high in protein and fat, making it suitable for a keto lifestyle.
Can I make this casserole ahead of time?
Yes. You can assemble the casserole the night before and bake it the next morning.
Can I freeze breakfast casserole?
Yes. Allow it to cool completely before freezing individual portions or the whole casserole.
What type of sausage works best?
Any breakfast sausage works well, including pork, turkey, or spicy sausage.
Can I use frozen spinach?
Yes, but thaw and drain it thoroughly before using to avoid excess moisture.
How do I know when the casserole is done?
The center should be firm and the eggs fully set without being runny.
Can I use milk instead of heavy cream?
Yes, though heavy cream gives a richer texture and flavor.
What size baking dish should I use?
A standard 9×13-inch baking dish works well for this recipe.
Can I add more cheese?
Absolutely. Extra cheese can make the casserole even richer and more flavorful.
Is this recipe gluten free?
Yes, as long as the sausage and other ingredients are certified gluten free.
Conclusion
This Sausage & Egg Keto Breakfast Casserole is an easy, delicious, and satisfying meal that is perfect for feeding a crowd or preparing ahead for busy mornings. With savory sausage, fluffy eggs, fresh spinach, and melted cheese, it is a comforting low-carb dish everyone will enjoy.
