High Protein Egg Bake with Sweet Potato and Sausage

This high protein egg bake is the meal prep breakfast that makes the whole week easier. Roasted sweet potato cubes and savory sausage form the base, topped with a cottage cheese egg mixture loaded with spinach and shredded cheese that bakes into something soft, slightly creamy, and deeply satisfying. One baking dish, two short bakes, and you have 8 to 10 portions of a genuinely nourishing breakfast ready to pull from the refrigerator or freezer all week long.

A close-up of a spatula lifting a slice of baked casserole topped with melted cheese, sliced sausage, spinach, and orange vegetables, with the remaining casserole visible in the background.

A Quick Look At This Recipe

Recipe Name: High Protein Egg Bake with Sweet Potato and Sausage
Ready In: 60 minutes
Serves: 8
Main Ingredients: sweet potatoes, olive oil, salt, garlic powder, freshly ground black pepper, sausage
Why You'll Love It: This high protein egg bake layers roasted sweet potatoes and sausage under a cottage cheese egg mixture with spinach and shredded cheese. A meal prep breakfast ready in under an hour.

The cottage cheese is the ingredient that makes the texture exceptional. Whisked into the egg mixture before baking, it adds moisture, a slight creaminess, and a meaningful protein boost without any detectable cottage cheese flavor in the finished bake. Every slice is tender rather than rubbery, and the sweet potato base adds a natural sweetness and heartiness that makes this feel more like a real meal than a standard egg casserole.

Why You’ll Love This Recipe

It is a complete, high-protein meal in one dish. Sweet potato for complex carbs, sausage and eggs for protein, cottage cheese for even more protein and creaminess, and spinach for greens. Everything in one bake.

The cottage cheese transforms the texture. It keeps the eggs tender, moist, and slightly creamy throughout the entire bake rather than dry and rubbery. Most people cannot identify it in the finished slice.

It is built for meal prep. Eight to ten portions from one dish, refrigerator-ready for 4 days and freezer-ready for 2 months. Pull a slice, microwave for 60 seconds, and breakfast is done.

– Lyuda

Ingredients Needed to Make High Protein Egg Bake

The Base

Sweet potatoes peeled and cubed provide the hearty, slightly sweet foundation of the bake. Olive oil, salt, garlic powder, and black pepper season them before roasting. Sausage sliced into rounds adds the savory, protein-rich element. Fully cooked sausage goes in directly. Raw sausage needs a quick skillet cook first.

The Egg Mixture

Twelve to fourteen large eggs form the primary structure. Twelve produces a softer, more custard-like texture. Fourteen produces a firmer, more sliceable result. Small-curd cottage cheese adds creaminess and protein without changing the flavor. Chopped spinach adds greens and color. Shredded cheddar, mozzarella, or a blend adds the melted cheese finish throughout every slice.

Optional Add-Ins

Diced bell peppers, broccoli florets, and mushrooms all work well. Sauté them for 3 to 5 minutes before adding to release excess moisture and prevent a watery finished bake.

See the recipe card below for exact ingredient amounts, nutritional information, and detailed instructions.

If you are looking for more breakfast ideas, check out my High-Protein Sheet Pan Breakfast Burritos and Peanut Butter Banana Overnight Oats!

How to Make a High Protein Egg Bake

Step 1: Prep and Roast the Base

Preheat the oven to 400°F. Grease a 16×12 baking sheet or 9×13 baking dish or line with parchment paper. Add the cubed sweet potatoes, drizzle with olive oil, and season with salt, garlic powder, and pepper. Toss to coat and spread into an even single layer. Add the sausage rounds directly to the pan. Bake for 20 to 25 minutes until the sweet potatoes are completely fork-tender.

Diced sweet potatoes spread on a parchment-lined baking sheet, drizzled with oil and sprinkled with ground black pepper, ready for roasting.

Step 2: Make the Egg Mixture

While the base bakes, whisk together the eggs, salt, garlic powder, and black pepper in a large bowl until completely combined. Stir in the cottage cheese, chopped spinach, and shredded cheese. For a smoother, more uniform texture, blend the egg mixture in a blender before stirring in the spinach and cheese.

A glass bowl containing cracked eggs, seasoning, and black pepper on top, sitting on a kitchen counter with a candle, olive oil bottle, and wooden container in the background.

A glass bowl filled with beaten eggs topped with shredded cheese, with a metal fork resting inside.

Step 3: Assemble and Bake

Remove the baking dish from the oven and reduce the temperature to 375°F. Pour the egg mixture evenly over the roasted sweet potato and sausage base, spreading it all the way to the edges so every slice has the full combination of ingredients.

A hand stirs chopped fresh spinach leaves in a glass bowl containing a light-colored liquid mixture, possibly preparing a salad or a spinach-based dish.

A close-up of an unbaked egg casserole in a baking dish, filled with chopped greens, cheese, diced sweet potatoes, and other vegetables, with a spoon held over the mixture.

Storing Suggestions

Store sliced portions in a sealed airtight container in the refrigerator for up to 4 days. Reheat in the microwave in 30 to 60 second intervals until warmed through.

For freezing, let the bake cool completely and slice into individual portions. Wrap each portion tightly in plastic wrap then place in a freezer bag. Freeze for up to 2 months. Thaw overnight in the refrigerator and reheat as above, or microwave directly from frozen on medium power in 60 to 90 second intervals.

Frequently Asked Questions About High Protein Egg Bake

Why add cottage cheese to the egg mixture?

Cottage cheese does two things in a baked egg dish. First, it adds a significant amount of protein per serving beyond what the eggs alone provide. Second, its moisture content and fat keep the eggs tender and slightly creamy throughout the bake rather than drying out into a rubbery texture. The cottage cheese is completely undetectable in flavor when blended or stirred into the egg mixture before baking. It simply makes the eggs better without announcing itself.

What sausage works best?

Any sausage you enjoy works in this recipe. Chicken apple sausage adds a slightly sweet, mild flavor that pairs naturally with the sweet potato. Italian chicken sausage adds a savory, herby depth. Andouille adds a smoky, Cajun character. Turkey sausage is a leaner option that works well. The only distinction is whether the sausage is fully cooked or raw. Fully cooked sausage goes directly into the pan. Raw sausage needs to be cooked in a skillet first so it reaches a safe internal temperature before going under the egg mixture.

Why reduce the oven temperature before adding the eggs?

Eggs cook quickly and aggressively at high heat. Adding the egg mixture to a 400°F oven would cook the edges and surface before the center has a chance to set, resulting in a rubbery exterior and undercooked center. Reducing to 375°F before the eggs go in produces a more gentle, even bake that sets the entire dish uniformly from edge to center with a soft, tender texture throughout.

Can I make this without sweet potato?

Yes. Substitute with regular diced potatoes, diced zucchini, or skip the vegetable base entirely for a simpler egg and sausage bake. The sweet potato adds complex carbohydrates, fiber, and a natural sweetness that makes the bake more filling and balanced, but the egg mixture stands well on its own without it.

More Delicious Breakfast Recipes

Mango Chia Pudding

High Protein Biscuits with Sausage Eggs and Cheese

Chocolate Protein Balls

Strawberries and Cream Protein Overnight Oats

If you make this, I’d love to hear how it turned out – a star rating or a note in the comments helps others find the recipe and helps me know what’s working in your kitchen. Tag me @gracefilledkitchen in your photos on social media so I can see your creations.