15 Healthy Low Carb Breakfast Casserole with Sausage Recipe

Healthy breakfast options are essential for starting your day on the right note, providing the energy and nutrients needed to fuel your body and mind. One of the most versatile and satisfying options is a breakfast casserole—simple to make, customizable, and perfect for feeding a family or meal prepping for the week ahead. Low Carb Breakfast Casserole with Sausage Recipe combines all these advantages, offering a hearty, flavorful, and low-carb solution for busy mornings.

Low-carb diets are known for their benefits, including weight management, improved blood sugar levels, and sustained energy throughout the day. These low-carb breakfast casseroles with sausage are a fantastic way to incorporate healthy fats and proteins into your diet while minimizing excess carbohydrates.

Low Carb Breakfast Casserole with Sausage Recipe

1. Classic Egg, Cheese & Sausage Breakfast Casserole

This classic breakfast casserole combines savory sausage, gooey melted cheese, and eggs for the ultimate comforting morning meal. It’s simple, hearty, and perfect for anyone looking for a low-carb option that’s both satisfying and easy to prepare.

Ingredients:

• 8 large eggs
• 1/2 cup shredded cheddar cheese
• 1/2 cup shredded mozzarella cheese
• 1 cup cooked breakfast sausage (crumbled)
• 1/2 cup diced bell peppers (any color)
• 1/4 cup diced onions
• 1 tsp garlic powder
• Salt and pepper to taste
• 1 tsp olive oil

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the sausage: In a large skillet, heat olive oil over medium heat. Add diced onions and bell peppers and sauté until softened (about 3-4 minutes). Add the crumbled sausage and cook until browned. Drain excess fat if necessary.
3. Prepare the egg mixture: In a large mixing bowl, whisk together the eggs, garlic powder, salt, and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sausage mixture evenly on the bottom of the dish. Pour the egg mixture over the sausage and top with shredded cheddar and mozzarella cheese.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are set and the cheese is melted and bubbly.
6. Cool slightly & serve: Allow the casserole to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 320 kcal
• Protein: 20g
• Carbohydrates: 5g
• Fat: 24g
• Fiber: 1g

2. Spinach, Feta, and Sausage Casserole

This Spinach, Feta, and Sausage Casserole is a flavorful and nutrient-rich low-carb breakfast option. The combination of hearty sausage, nutrient-packed spinach, and tangy feta cheese creates a well-balanced, protein-filled dish that will energize your mornings.

Ingredients:

• 8 large eggs
• 1/2 cup crumbled feta cheese
• 1 cup fresh spinach (chopped)
• 1 cup cooked breakfast sausage (crumbled)
• 1/2 cup diced tomatoes
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Cook the sausage mixture: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until softened (about 3-4 minutes). Add spinach and diced tomatoes to the skillet and cook until the spinach wilts and the tomatoes soften. Stir in the crumbled sausage and cook for another 2-3 minutes. Season with garlic powder, salt, and pepper.
3. Prepare the egg mixture: In a large mixing bowl, whisk together the eggs with a pinch of salt and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sausage and spinach mixture evenly over the bottom of the dish. Pour the whisked eggs over the top and sprinkle with crumbled feta cheese.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are fully cooked and the feta is slightly browned.
6. Cool slightly & serve: Let the casserole cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 330 kcal
• Protein: 22g
• Carbohydrates: 6g
• Fat: 25g
• Fiber: 2g

3. Zucchini Sausage Egg Bake

This Zucchini Sausage Egg Bake is a light, flavorful, and healthy low-carb breakfast option that combines fresh vegetables, savory sausage, and eggs. It’s a great way to enjoy a nutritious meal that’s easy to make and perfect for busy mornings or brunch gatherings.

Ingredients:

• 8 large eggs
• 1 cup cooked breakfast sausage (crumbled)
• 1 medium zucchini (sliced into thin rounds)
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the zucchini: In a large skillet, heat olive oil over medium heat. Add the diced onions and sauté until softened (about 3-4 minutes). Add the zucchini slices and cook until tender and lightly golden brown. Season with garlic powder, salt, and pepper.
3. Prepare the sausage mixture: Stir the crumbled cooked sausage into the skillet with the zucchini and onion mixture. Remove from heat.
4. Prepare the egg mixture: In a large mixing bowl, whisk together the eggs, a pinch of salt, and pepper.
5. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sausage and zucchini mixture evenly over the bottom of the dish. Pour the egg mixture over the top and sprinkle the shredded cheddar cheese on top.
6. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are set, and the cheese is melted and bubbly.
7. Cool slightly & serve: Allow to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 310 kcal
• Protein: 20g
• Carbohydrates: 7g
• Fat: 22g
• Fiber: 2g

4. Cauliflower Hash Breakfast Casserole

This Cauliflower Hash Breakfast Casserole is a healthy, low-carb alternative to traditional potato hash-based casseroles. Packed with savory sausage, eggs, and roasted cauliflower, this dish is comforting, easy to prepare, and perfect for a filling morning meal.

Ingredients:

• 8 large eggs
• 1 cup cooked breakfast sausage (crumbled)
• 2 cups cauliflower rice (fresh or frozen)
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the cauliflower hash base: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until soft (about 3-4 minutes). Add the cauliflower rice, garlic powder, salt, and pepper, and cook for 5-6 minutes until tender and slightly golden. Remove from heat.
3. Prepare the sausage mixture: In a separate skillet, cook the crumbled sausage over medium heat until browned and fully cooked. Drain excess fat if necessary.
4. Prepare the egg mixture: In a large mixing bowl, whisk the eggs with a pinch of salt and pepper.
5. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the cooked cauliflower rice evenly over the bottom of the dish. Add the cooked sausage on top of the cauliflower rice and pour the egg mixture over it. Sprinkle the shredded cheddar cheese over the top.
6. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are fully set and the cheese is melted and bubbly.
7. Cool slightly & serve: Allow to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 300 kcal
• Protein: 22g
• Carbohydrates: 8g
• Fat: 20g
• Fiber: 3g

5. Keto-Friendly Sausage & Bell Pepper Bake

This Keto-Friendly Sausage & Bell Pepper Bake is a vibrant, protein-packed low-carb breakfast option that’s easy to make and full of flavor. Featuring savory sausage, colorful bell peppers, and eggs, this recipe is both keto-approved and perfect for a satisfying morning meal.

Ingredients:

• 8 large eggs
• 1 cup cooked breakfast sausage (crumbled)
• 1 red bell pepper (diced)
• 1 yellow bell pepper (diced)
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the sausage and veggies: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until softened (about 3-4 minutes). Add the bell peppers, garlic powder, salt, and pepper, and cook until tender (about 4-5 minutes). Stir in the crumbled cooked sausage and cook for an additional 2-3 minutes.
3. Prepare the egg mixture: In a large mixing bowl, whisk the eggs with a pinch of salt and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sausage and bell pepper mixture evenly over the bottom of the dish. Pour the whisked eggs over the mixture and top with shredded cheddar cheese.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are set, and the cheese is melted and bubbly.
6. Cool slightly & serve: Allow the casserole to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 310 kcal
• Protein: 22g
• Carbohydrates: 6g
• Fat: 24g
• Fiber: 2g

6. Sausage, Mushroom, and Spinach Egg Bake

This Sausage, Mushroom, and Spinach Egg Bake is a savory, low-carb breakfast option that’s loaded with protein, healthy vegetables, and rich flavors. It’s easy to prepare, perfect for busy mornings, and a great way to enjoy a balanced and keto-friendly meal.

Ingredients:

• 8 large eggs
• 1 cup cooked breakfast sausage (crumbled)
• 1 cup fresh spinach (chopped)
• 1/2 cup sliced mushrooms
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Cook the vegetables and sausage: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until softened (about 3-4 minutes). Add sliced mushrooms and cook until browned and tender. Stir in the spinach and cook until wilted. Season with garlic powder, salt, and pepper. Add the crumbled sausage and cook until heated through.
3. Prepare the egg mixture: In a large mixing bowl, whisk the eggs with a pinch of salt and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sausage and vegetable mixture evenly over the bottom of the dish. Pour the egg mixture over the top and sprinkle with shredded cheddar cheese.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are set, and the cheese is melted and bubbly.
6. Cool slightly & serve: Allow the casserole to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 320 kcal
• Protein: 22g
• Carbohydrates: 7g
• Fat: 23g
• Fiber: 2g

7. Cheesy Sausage and Broccoli Breakfast Casserole

This Cheesy Sausage and Broccoli Breakfast Casserole is a comforting, low-carb breakfast option that’s packed with protein, healthy veggies, and gooey cheese. It’s simple to prepare, keto-friendly, and great for busy mornings or weekend brunch gatherings.

Ingredients:

• 8 large eggs
• 1 cup cooked breakfast sausage (crumbled)
• 1 cup fresh broccoli (chopped)
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the vegetables and sausage: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until softened (about 3-4 minutes). Add chopped broccoli and cook until tender (about 4-5 minutes). Stir in the crumbled sausage and season with garlic powder, salt, and pepper. Cook until the sausage is heated through.
3. Prepare the egg mixture: In a large mixing bowl, whisk the eggs with a pinch of salt and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sausage and broccoli mixture evenly over the bottom of the dish. Pour the egg mixture over the top and sprinkle with shredded cheddar cheese.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are set, and the cheese is melted and bubbly.
6. Cool slightly & serve: Allow the casserole to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 330 kcal
• Protein: 23g
• Carbohydrates: 8g
• Fat: 22g
• Fiber: 3g

8. Sausage & Avocado Egg Casserole

This Sausage & Avocado Egg Casserole combines the rich flavors of savory sausage, creamy avocado, and fluffy eggs into one satisfying, low-carb breakfast dish. It’s simple, nutritious, and perfect for anyone on a keto diet or looking for an easy morning meal.

Ingredients:

• 8 large eggs
• 1 cup cooked breakfast sausage (crumbled)
• 1 ripe avocado (diced)
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the sausage and veggies: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until softened (about 3-4 minutes). Stir in the cooked sausage and season with garlic powder, salt, and pepper. Cook until heated through.
3. Prepare the egg mixture: In a large mixing bowl, whisk the eggs with a pinch of salt and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the cooked sausage and onion mixture evenly over the bottom of the dish. Add diced avocado evenly across the top. Pour the whisked egg mixture over everything and sprinkle the shredded cheddar cheese on top.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are fully set and the cheese is melted and bubbly.
6. Cool slightly & serve: Allow the casserole to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 340 kcal
• Protein: 23g
• Carbohydrates: 9g
• Fat: 24g
• Fiber: 4g

9. Loaded Breakfast Casserole with Spinach & Sausage

This Loaded Breakfast Casserole with Spinach & Sausage is a flavorful, protein-rich, and low-carb option that combines savory sausage, fresh spinach, and cheesy eggs. Perfect for busy mornings, brunches, or meal prep, this hearty dish will keep you fueled and satisfied all day long.

Ingredients:

• 8 large eggs
• 1 cup cooked breakfast sausage (crumbled)
• 1 cup fresh spinach (chopped)
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the sausage and spinach mixture: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until softened (about 3-4 minutes). Stir in the spinach and cook until wilted. Add the crumbled sausage and season with garlic powder, salt, and pepper. Cook for an additional 3-4 minutes until well combined.
3. Prepare the egg mixture: In a large mixing bowl, whisk the eggs with a pinch of salt and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sausage and spinach mixture evenly over the bottom of the dish. Pour the egg mixture over the top and sprinkle with shredded cheddar cheese.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are set, and the cheese is melted and bubbly.
6. Cool slightly & serve: Allow the casserole to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 320 kcal
• Protein: 23g
• Carbohydrates: 7g
• Fat: 22g
• Fiber: 3g

10. Sweet Potato & Sausage Low-Carb Casserole

This Sweet Potato & Sausage Low-Carb Casserole combines the comforting flavors of sweet potatoes, savory sausage, and eggs into one satisfying, hearty breakfast. Perfect for a cozy weekend brunch or an easy meal prep option, this low-carb casserole offers balanced nutrition and incredible flavor.

Ingredients:

• 8 large eggs
• 1 cup sweet potato (cubed and cooked)
• 1 cup cooked breakfast sausage (crumbled)
• 1/2 cup shredded cheddar cheese
• 1/4 cup diced onions
• 1 tsp olive oil
• 1 tsp garlic powder
• Salt and pepper to taste

Instructions:

1. Preheat the oven to 375°F (190°C).
2. Prepare the sweet potatoes and sausage mixture: In a large skillet, heat olive oil over medium heat. Add diced onions and sauté until softened (about 3-4 minutes). Stir in the sweet potato cubes and cook until tender (about 5-7 minutes). Add the crumbled sausage and season with garlic powder, salt, and pepper. Cook until the sausage is heated through and the sweet potatoes are tender.
3. Prepare the egg mixture: In a large mixing bowl, whisk the eggs with a pinch of salt and pepper.
4. Assemble the casserole: Lightly grease a 9×13-inch baking dish. Spread the sweet potato and sausage mixture evenly over the bottom of the dish. Pour the egg mixture over the top and sprinkle with shredded cheddar cheese.
5. Bake: Bake uncovered in the preheated oven for 25-30 minutes, or until the eggs are fully set and the cheese is melted and bubbly.
6. Cool slightly & serve: Allow the casserole to cool for 5 minutes before slicing into portions and serving.

Nutritional Information (per serving):

• Calories: 350 kcal
• Protein: 24g
• Carbohydrates: 12g
• Fat: 23g
• Fiber: 3g

FAQ

Can I make these breakfast casseroles ahead of time?

Yes! Many of these low-carb breakfast casseroles can be prepared in advance and stored in the refrigerator for up to 3 days. Simply reheat them in the oven or microwave for a quick and easy breakfast.

Are these recipes suitable for keto diets?

Absolutely! All the recipes included are low-carb and keto-friendly, focusing on healthy proteins, vegetables, and minimal processed carbs.

Can I substitute the sausage with another protein option?

Yes! If you prefer, you can replace breakfast sausage with ground turkey, chicken, or plant-based alternatives to meet your dietary preferences.

How can I make these casseroles dairy-free?

You can make these casseroles dairy-free by substituting shredded cheese with a dairy-free alternative or omitting it entirely. Use non-dairy milk or cheese substitutes as needed.