Sausage & Egg Keto Breakfast Casserole
This Sausage & Egg Keto Breakfast Casserole is the perfect dish for any occasion, from busy weekday mornings to festive holiday gatherings. With its cheesy goodness and satisfying flavors, it stands out as a versatile meal prep option that everyone will love. Plus, with only 1g net carb per serving, this recipe aligns perfectly with keto and low-carb lifestyles.
Why You’ll Love This Recipe
- Easy to Prepare: This casserole comes together quickly, making it ideal for those hectic mornings or meal prep sessions.
- Low Carb Delight: With just 1g net carbs per serving, it fits seamlessly into your keto diet without sacrificing flavor.
- Versatile Serving Options: Enjoy it fresh from the oven or reheat leftovers for a quick breakfast throughout the week.
- Crowd-Pleaser: Perfect for family gatherings or brunch parties, this dish is sure to impress guests of all ages.
- Nutrient-Rich Ingredients: Packed with spinach and eggs, this casserole is a great way to start your day with essential nutrients.
Tools and Preparation
To make this delicious casserole, you’ll need some essential kitchen tools. Having the right equipment makes the process smooth and enjoyable.
Essential Tools and Equipment
- Baking dish
- Large mixing bowl
- Skillet
- Whisk
- Spatula
Importance of Each Tool
- Baking dish: A good baking dish ensures even cooking and easy serving of your casserole.
- Skillet: A non-stick skillet helps in browning the sausage without sticking, making cleanup easier.
- Whisk: A whisk allows you to mix the eggs and cream thoroughly for a fluffy texture in your casserole.
Ingredients
For the Base
- 3 cups spinach leaves (fresh, uncooked)
- 4 scallions (sliced, white and green parts separated)
- ÂĽ cup chopped fresh parsley
For the Filling
- 16 ounces breakfast sausage (see Notes)
- 12 large eggs
For the Creamy Mixture
- Âľ cup heavy cream
- ½ teaspoon garlic powder
- ½ teaspoon kosher salt
- ÂĽ teaspoon freshly cracked black pepper
For Topping
- 2 cups freshly shredded cheddar cheese (see Notes)
How to Make Sausage & Egg Keto Breakfast Casserole
Step 1: Preheat the Oven
Preheat your oven to 375° Fahrenheit. Lightly grease your baking dish to prevent sticking. Layer the spinach leaves at the bottom of the dish along with the white parts of scallions and chopped parsley. Set aside.
Step 2: Cook the Sausage
In a large skillet over medium heat, cook the breakfast sausage until it’s browned and crumbled. Stir often while cooking, breaking down any large pieces with a spatula or wooden spoon.
Step 3: Whisk Together Ingredients
While the sausage cooks, whisk together the eggs, heavy cream, garlic powder, salt, and pepper in a large mixing bowl. Once everything is fully combined, gently fold in the shredded cheddar cheese.
Step 4: Combine Layers in Baking Dish
Layer the cooked sausage on top of the spinach mixture in your baking dish. Pour the egg mixture evenly over the sausage so that it distributes well across all layers.
Step 5: Bake Your Casserole
Place your baking dish in the preheated oven. Bake for about 20 to 25 minutes or until the casserole is firm and eggs are cooked through. Once done, remove from oven and slice into 12 squares. Garnish with green parts of scallions and additional shredded cheese if desired before serving warm.
How to Serve Sausage & Egg Keto Breakfast Casserole
This Sausage & Egg Keto Breakfast Casserole is perfect for any occasion, from holiday gatherings to meal prep for the week. Here are some delicious ways to serve it.
For a Hearty Breakfast
- Garnish with Avocado: Adding sliced or diced avocado on top enhances flavor and provides healthy fats.
- Top with Salsa: A spoonful of fresh salsa can add zest and freshness to each bite.
As a Brunch Dish
- Pair with Fresh Fruit: Serve alongside berries or melon for a sweet contrast to the savory casserole.
- Offer Yogurt: A small bowl of Greek yogurt adds creaminess and protein, perfect for brunch.
For Meal Prep
- Store in Individual Portions: Slice the casserole into squares and store in containers for easy grab-and-go meals.
- Reheat with Cheese: Add extra cheese before reheating for a melty, delicious addition.
For Holiday Celebrations
- Serve with Mimosas: Complement this dish with mimosas for a festive brunch experience.
- Include Holiday Spices: Sprinkle some nutmeg or cinnamon on top before baking for a seasonal twist.

How to Perfect Sausage & Egg Keto Breakfast Casserole
Creating the perfect Sausage & Egg Keto Breakfast Casserole is all about technique and quality ingredients. Here are some tips to elevate your dish.
- Use Fresh Ingredients: Fresh spinach, eggs, and herbs enhance flavor and nutrition in your casserole.
- Cook Sausage Thoroughly: Make sure the sausage is well-cooked and crumbled to ensure even distribution throughout the casserole.
- Whisk Eggs Well: A thorough whisking introduces air into the eggs, resulting in a fluffier texture once baked.
- Experiment with Cheeses: Try different types of cheese such as mozzarella or pepper jack for varied flavors.
- Adjust Seasonings: Taste your egg mixture before pouring it over the sausage; adjust garlic powder or salt as needed.
- Let It Cool Before Slicing: Allow the casserole to cool slightly after baking; this helps it set better for clean slices.
Best Side Dishes for Sausage & Egg Keto Breakfast Casserole
To complement your Sausage & Egg Keto Breakfast Casserole, consider these delicious side dishes. They pair wonderfully and enhance your breakfast spread.
- Mixed Green Salad: A light salad with vinaigrette adds freshness and balances the richness of the casserole.
- Bacon Strips: Crispy bacon provides a crunchy texture that contrasts nicely with the softness of the casserole.
- Roasted Vegetables: Seasonal roasted veggies add color and flavor while keeping things healthy.
- Cauliflower Rice: A low-carb alternative that can be seasoned as desired, making it a fitting side.
- Sautéed Mushrooms: Earthy mushrooms sautéed in butter bring depth to your breakfast plate.
- Olive Tapenade on Toasts: Serve on low-carb bread or crackers for an olive burst that complements the flavors perfectly.
Common Mistakes to Avoid
When making the Sausage & Egg Keto Breakfast Casserole, it’s important to avoid a few common pitfalls to ensure your dish turns out perfectly.
- Skipping the greasing step: Failing to grease your baking dish can lead to sticking. Always lightly grease the dish before layering ingredients.
- Overcooking the sausage: Cooking the sausage too long can dry it out. Aim for a golden-brown color without burning.
- Not whisking eggs thoroughly: If the eggs aren’t well mixed, you may end up with uneven texture. Whisk until completely combined for a smooth consistency.
- Ignoring ingredient temperatures: Using cold ingredients can affect cooking times. Allow eggs and cream to reach room temperature before mixing.
- Cutting too early: Slicing into the casserole immediately after baking can result in a messy serving. Let it cool for a few minutes before cutting.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftovers in an airtight container.
- The casserole will stay fresh for up to 3-4 days in the fridge.
Freezing Sausage & Egg Keto Breakfast Casserole
- Wrap individual portions tightly in plastic wrap or aluminum foil.
- Freeze for up to 2 months for best quality.
Reheating Sausage & Egg Keto Breakfast Casserole
- Oven: Preheat to 350°F, cover with foil, and bake for about 15-20 minutes until heated through.
- Microwave: Heat on medium power for 1-2 minutes, checking frequently to avoid overcooking.
- Stovetop: Place slices in a skillet over low heat, cover, and warm for about 5-7 minutes.
Frequently Asked Questions
Here are some common questions about the Sausage & Egg Keto Breakfast Casserole.
Can I customize the Sausage & Egg Keto Breakfast Casserole?
Yes! Feel free to add vegetables like bell peppers or mushrooms for extra flavor and nutrition.
How do I know when the casserole is done?
The casserole is done when it is firm and no longer jiggly in the center. The top should be lightly golden.
Can I use different types of cheese?
Absolutely! Substitute cheddar with mozzarella or pepper jack for varied flavors.
Is this recipe suitable for meal prep?
Yes! This casserole is perfect for meal prep and can be made ahead of time, making mornings easier.
Final Thoughts
The Sausage & Egg Keto Breakfast Casserole is a fantastic choice not just for breakfast but also as a meal prep option or holiday dish. Its versatility allows you to customize it according to your preferences. Give this recipe a try, and enjoy a delicious start to your day!
Breakfast

Sausage & Egg Keto Breakfast Casserole
- Total Time: 40 minutes
- Yield: Serves 12 1x
Description
Savor the rich flavors of our Sausage & Egg Keto Breakfast Casserole, a perfect dish for any occasion! This versatile recipe combines wholesome ingredients like fresh spinach, savory breakfast sausage, and creamy cheese, resulting in a hearty meal that delights the palate. With just 1g of net carbs per serving, it’s ideal for those following keto or low-carb diets. Whether you’re prepping for a busy week ahead or hosting friends and family, this casserole is sure to impress. Simply bake and enjoy it warm or reheated throughout the week for a quick breakfast option!
Ingredients
- 3 cups fresh spinach leaves
- 16 ounces breakfast sausage
- 12 large eggs
- Âľ cup heavy cream
- 2 cups shredded cheddar cheese
Instructions
- Preheat your oven to 375°F and lightly grease a baking dish.
- Layer spinach at the bottom of the dish with sliced scallions and parsley.
- In a skillet, cook breakfast sausage over medium heat until browned and crumbled.
- Whisk together eggs, heavy cream, garlic powder, salt, and pepper in a bowl. Fold in cheddar cheese.
- Spread cooked sausage over spinach mixture, then pour egg mixture evenly on top.
- Bake for 20-25 minutes until firm and golden. Let cool slightly before slicing.
- Prep Time: 15 minutes
- Cook Time: 25 minutes
- Category: Breakfast
- Method: Baking
- Cuisine: Keto
Nutrition
- Serving Size: 1 slice (approximately 150g)
- Calories: 270
- Sugar: 1g
- Sodium: 600mg
- Fat: 22g
- Saturated Fat: 10g
- Unsaturated Fat: 9g
- Trans Fat: 0g
- Carbohydrates: 3g
- Fiber: 2g
- Protein: 18g
- Cholesterol: 300mg