Savory Sausage and Roasted Eggplant Lasagna with Herbed Ricotta Pesto

Sausage Eggplant Lasagna with Ricotta Pesto: Your Ultimate Low-Carb, Keto-Friendly Indulgence

Craving the rich, comforting flavors of lasagna but looking for a lighter, low-carb alternative? Look no further! This incredible Sausage Eggplant Lasagna with Ricotta Pesto redefines healthy comfort food, cutting more than half the calories of traditional lasagna by brilliantly substituting pasta sheets with tender, flavorful eggplant. Layered generously with bubbling mozzarella, a rustic sausage bolognese, and a vibrant ricotta pesto, this dish is so satisfying that no one will miss the usual carb-heavy version. It’s a truly guilt-free indulgence that brings all the classic Italian warmth to your table, perfect for a keto-friendly diet or simply a healthier lifestyle.

Sausage Eggplant Lasagna With Ricotta Pesto in a baking tray, showing bubbling cheese and rich layers.

Crafting the Perfect Eggplant ‘Pasta’ Layers

The secret to a truly outstanding low-carb lasagna lies in the preparation of its “pasta” sheets. For this recipe, we transform fresh eggplant into tender, flavorful layers that hold up beautifully to the rich fillings. By slicing large eggplants lengthwise into 1-cm strips, we create wide, sturdy planks perfect for layering. But simply slicing isn’t enough; the magic happens in the next step. These eggplant ‘sheets’ are gently salted to draw out excess moisture, preventing the lasagna from becoming watery. After a brief rest, they are drizzled with fragrant garlic olive oil and then pan-roasted or baked until golden and tender. This crucial step not only enhances their natural sweetness and savory depth but also gives them a satisfying, slightly chewy texture that mimics traditional pasta.

Eggplant slices on a baking tray, seasoned with olive oil and salt, ready for roasting.

A Hearty and Rustic Sausage Bolognese

Every great lasagna needs a show-stopping meat sauce, and this low-carb version delivers with a rich and rustic bolognese. Instead of traditional beef mince, we opt for flavorful beef sausages, which are sliced and browned to perfection. This choice adds an incredible depth of flavor and a satisfying texture that elevates the entire dish. The browned sausage is then combined with finely chopped onions, which caramelize to add sweetness, and crushed garlic, releasing its aromatic essence. These savory components are simmered in a robust crushed tomato sauce, allowing the flavors to meld beautifully. A pinch of sugar (or a natural sweetener for strict keto) balances the acidity of the tomatoes, while vegetable stock powder and fresh basil imbue the sauce with a hearty, herbaceous Italian profile. This bolognese isn’t just a filling; it’s a foundational layer of rich, savory goodness that ties all the other elements together.

Sausage Eggplant Lasagna mixture simmering on a pan, showing a rich, red bolognese sauce with sliced sausages.

The Creamy Ricotta Pesto Layer: A Burst of Freshness

What truly sets this eggplant lasagna apart is the vibrant and creamy ricotta pesto layer. This simple yet incredibly impactful component adds a burst of fresh flavor and a delightful creaminess that balances the rich bolognese. High-quality ricotta cheese, known for its smooth texture and mild taste, is combined with aromatic basil pesto. The pesto infuses the ricotta with fragrant basil, nutty pine notes, and a hint of garlic, creating a dynamic flavor profile. A touch of salt and pepper ties it all together, ensuring every spoonful is perfectly seasoned. This ricotta pesto is generously spread between layers, melting beautifully into the other ingredients during baking and providing a refreshing counterpoint to the savory meat sauce and robust eggplant.

Layering for Lasagna Perfection

Assembling this eggplant lasagna follows the same satisfying ritual as its traditional counterpart, creating a beautiful mosaic of flavors and textures. The process begins with a thin layer of our homemade tomato-sausage sauce spread across the bottom of a greased ovenproof dish. This foundational layer prevents sticking and ensures moisture throughout. Next, the perfectly roasted eggplant slices are carefully arranged, forming the “pasta” layer. Over the eggplant, a generous sprinkle of shredded mozzarella cheese creates a cheesy barrier and promises gooey goodness. This sequence of sauce, eggplant, and mozzarella is repeated, building up the classic lasagna structure. Finally, the creamy ricotta pesto is introduced into the layering, ensuring its fresh, herbaceous notes are distributed evenly throughout the dish. The final layer is typically finished with a generous topping of the remaining sauce and cheese, ready for its transformation in the oven.

Sausage Eggplant Lasagna With Ricotta Pesto being layered in a pan, showing alternating layers of sauce, eggplant, and cheese.

….only guilt-free with those delicious garlic-roasted eggplant slices, making every bite a delight without the carb overload.

Top view of Sausage Eggplant Lasagna With Ricotta Pesto, showcasing the beautiful layers before baking.

The Irresistible Bake: Golden, Bubbling, and Cheesy

The final stage of this culinary masterpiece is the bake, where all the individual components melt into a cohesive, intensely flavorful dish. Once assembled, the lasagna is transferred to a preheated oven and baked until every bit of cheese has melted into a golden, bubbling crust. It’s truly a sight to behold as the rich mozzarella and sharp Parmesan cheese brown beautifully on top, while the creamy ricotta pesto peeks through, adding soft, luscious pockets of flavor. The aromas filling your kitchen during this stage are simply intoxicating, promising a hearty and delicious meal. The result is a completely messy, rustic, and utterly cheesy creation that will have everyone reaching for a second serving.

Baked image of Sausage Eggplant Lasagna With Ricotta Pesto, showing a golden-brown, bubbling cheese top.

Completely messy, rustic, and cheesy – everything you want in a comfort meal, but with a healthy twist!

A piece of Sausage Eggplant Lasagna With Ricotta Pesto taken from the tray, showcasing the layers.

Why Choose Low-Carb Eggplant Lasagna?

This Sausage Eggplant Lasagna is more than just a delicious meal; it’s a smart choice for a variety of dietary needs and preferences. Firstly, by replacing high-carb pasta with nutrient-rich eggplant, you significantly reduce the overall carbohydrate count, making it an excellent option for those following a low-carb or ketogenic diet. This also means a considerable reduction in calories, allowing you to enjoy a hearty, fulfilling meal without the guilt. Furthermore, using eggplant as the base makes this recipe naturally gluten-free, providing a fantastic alternative for individuals with gluten sensitivities or celiac disease. Beyond its health benefits, the eggplant layers bring a unique, earthy flavor and tender texture that pasta simply can’t replicate, making it a culinary adventure in itself. You won’t just be eating a healthier meal; you’ll be savoring a dish that’s incredibly satisfying and bursting with Mediterranean-inspired goodness. Who needs pasta when you have such a flavorful and wholesome alternative?

A piece of Sausage Eggplant Lasagna With Ricotta Pesto removed from the dish, highlighting its rich layers and appetizing texture.

Tips for the Best Low-Carb Eggplant Lasagna

  • Choose the Right Eggplant: Look for firm, shiny eggplants that are heavy for their size. Smaller eggplants tend to have fewer seeds and a milder flavor.
  • Don’t Skip the Salting: Salting the eggplant is crucial. It draws out bitterness and, more importantly, moisture, preventing your lasagna from becoming soggy. Pat them thoroughly dry after rinsing.
  • Even Slicing is Key: Aim for uniformly thick eggplant slices (about 1-cm or 1/2 inch) to ensure they cook evenly and create stable layers. A mandoline slicer can be very helpful here.
  • Roasting for Flavor and Texture: Roasting the eggplant until tender and slightly golden adds a depth of flavor and a pleasing texture that can’t be achieved by simply steaming or boiling. Don’t overcook them, or they’ll be too mushy.
  • Customize Your Sausage: While beef sausage is specified, feel free to experiment with Italian pork sausage (mild or spicy), turkey sausage, or even a vegetarian sausage alternative for different flavor profiles.
  • Basil Pesto Quality Matters: A good quality basil pesto will significantly impact the flavor of your ricotta layer. Homemade pesto is always best, but a premium store-bought version works too.
  • Make Ahead Option: This lasagna is perfect for meal prep! You can assemble the entire dish a day in advance and store it covered in the fridge. Allow it to come to room temperature for about 30 minutes before baking, or add extra baking time if baking from cold.
  • Storage and Reheating: Leftovers keep wonderfully in an airtight container in the fridge for up to 4 days. Reheat individual portions in the microwave or oven until warmed through and bubbly.

This low-carb eggplant lasagna is a testament to how healthy eating can be incredibly delicious and satisfying. It’s a dish that truly delivers on flavor, texture, and comfort, proving that you don’t need traditional pasta to create an unforgettable Italian meal. Give it a try and transform your perception of healthy lasagna!

For more delicious no-pasta or low-carb recipes, explore these options:

Spinach Ricotta Manicotti (cannelloni)

Turkey, Sweet Potato and Kale Cannelloni

Chicken Pumpkin and ricotta Lasagna

Spinach and Ricotta Zucchini Cannelloni

Sausage Eggplant Lasagna in a pot
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3 from 1 vote

Sausage Eggplant Lasagna

By Karina
Prep Time: 40 minutes
Cook Time: 20 minutes
Total Time: 1 hour
Servings: 6 Serves
A carb free, healthy lasagna cutting more than half of the calories than regular lasagna by using eggplant in place of pasta! Layered with so much Mozzarella cheese and a Ricotta Pesto, no one will miss the usual carb loaded lasagna.

Ingredients 

 

Lasagna:

  • 3 large eggplants sliced lengthways into 1-cm strips
  • 1 drizzle olive oil
  • 1/2 teaspoon salt to season
  • 1 tablespoon olive oil
  • 1 medium onion finely chopped
  • 19 oz beef sausages sliced
  • 2 cloves garlic crushed
  • 28 oz (2 cans) crushed tomatoes
  • 1 pinch sugar or a natural sweetener
  • 1 teaspoon vegetable stock powder
  • 1/2 cup basil leaves chopped
  • 2 cups shredded mozzarella cheese
  • 1/2 cup grated Parmesan cheese

Ricotta Pesto

  • 9 oz ricotta or mascarpone cheese
  • 4 tablespoons basil pesto

Instructions 

  • Preheat oven to 180°C. Spray 2 oven trays with cooking oil spray. Arrange eggplant slices in a single layer on oven trays; drizzle with the olive oil and sprinkle with salt. Toss to evenly coat with your hands. Roast for 20 minutes, turning after 10 minutes, or until tender and golden. Set aside to cool.
  • Heat oil in a saucepan over medium heat. Add onion and cook for 5 minutes or until light golden. Add the sausages and fry until browned and cooked through. Stir garlic through and cook until fragrant. Add the tomatoes and bring to a simmer. Reduce heat to low and simmer for 10 minutes or until sauce thickens. Season with salt to taste, a pinch of sugar, stock powder and basil.
  • Place ricotta, pesto, salt and pepper in a bowl and mix until well combined.
  • Grease a 6cm deep, 20cm (base) square ovenproof dish. Spread a third of the tomato sauce over the base of the pan. Add the eggplant slices over the top. Sprinkle 1/3 of the cheese over the eggplant. Layer with another layer of sauce, eggplant and mozzarella cheese. Repeat layering with eggplant, sauce and half of the ricotta. Finish the top layer with sauce and remaining ricotta. Sprinkle with cheese. Bake for 20 minutes or until the cheese is golden and bubbling. Serve.

Notes

Keep any leftovers covered in the fridge for up to 4 days.

Nutrition

Calories: 665kcal | Carbohydrates: 29g | Protein: 34g | Fat: 47g | Saturated Fat: 19g | Polyunsaturated Fat: 4g | Monounsaturated Fat: 17g | Trans Fat: 0.2g | Cholesterol: 124mg | Sodium: 1541mg | Potassium: 1261mg | Fiber: 10g | Sugar: 16g | Vitamin A: 1226IU | Vitamin C: 20mg | Calcium: 450mg | Iron: 4mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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