Sunday Slow Baked Vegetable Lasagna

Highlighted under: Baking & Desserts

I love preparing this Sunday Slow Baked Vegetable Lasagna for my family gatherings. It combines layers of fresh vegetables, rich marinara sauce, and creamy cheese, making it a hearty meal everyone enjoys. The slow baking technique brings out the flavors and tenderizes the ingredients beautifully. Every bite bursts with flavor, and it’s a delightful way to sneak in some healthy veggies while still satisfying those hearty cravings. I often serve it with a crisp salad, and it never fails to impress. Plus, the leftovers taste fantastic!

Veronica Miles

Created by

Veronica Miles

Last updated on 2026-01-14T03:49:16.522Z

When I first tried making this lasagna, I wanted a dish that could be prepared ahead of time and then just popped in the oven to bake while we enjoyed family time. The layering of roasted vegetables lends a depth of flavor that makes each bite unforgettable.

The key is to let it bake slowly. This not only melds the flavors wonderfully but also prevents the noodles from becoming overly soggy. I've used ingredients like zucchini, spinach, and mushrooms to make it colorful and nutritious!

Why You Will Love This Recipe

  • Hearty layers of fresh vegetables and cheese
  • Comforting and delicious, perfect for family meals
  • Can be made ahead and easily reheated for busy evenings

Vegetable Choices and Their Impact

The vegetables you choose can significantly influence the flavor and texture of your lasagna. Zucchini adds moisture and a subtle sweetness, while mushrooms contribute an earthy depth. I also enjoy using bell peppers for a touch of color and a slight crunch. If you're looking to mix it up, consider adding roasted eggplant or sautéed kale. Just keep in mind that any substitute should be cooked slightly before layering to ensure even cooking during the baking process.

For those pressed for time, pre-packaged frozen vegetables can be a great shortcut. They require less prep work and can be incorporated directly into the lasagna. Just sauté them slightly to reduce excess moisture, which can make the final dish soupy. This keeps the integrity of your lasagna layers intact while still delivering the nutritious benefits of fresh vegetables.

Layering Techniques for Optimal Texture

When layering the lasagna, it’s essential to start with a thin layer of marinara sauce at the bottom. This not only prevents sticking but also ensures that the noodles cook evenly. Alternate between noodles and fillings, pressing down gently to compact the layers, which helps to achieve a cohesive slice. The final layer should always feature sauce and cheese; this promotes browning and prevents the noodles from drying out.

If you're aiming for a beautifully golden top, consider broiling the lasagna for the last few minutes. Keep a close eye, as cheese can burn quickly under the broiler. This extra step transforms the texture, giving you that sought-after crunchy top while keeping the inside creamy and soft. Make sure to let the lasagna rest before slicing; this prevents slippage and ensures each piece holds its shape.

Making Ahead and Storing for Later

This lasagna is fantastic for meal prep! You can assemble it a day in advance, cover it tightly with foil, and store it in the refrigerator until you're ready to bake. If you're preparing it for a longer period, consider freezing the assembled lasagna. Wrap it in plastic wrap followed by aluminum foil to prevent freezer burn. When you're ready to cook it, bake directly from the freezer; just add an additional 20-30 minutes to the cooking time.

Leftovers are one of the best parts of this recipe. To store them, let the lasagna cool completely, then transfer slices to an airtight container. They can be refrigerated for up to three days or frozen for about three months. To reheat, place slices in a baking dish, cover with foil to retain moisture, and warm in a 350°F (175°C) oven until heated through. This way, you can indulge in delicious lasagna any time!

Ingredients

Gather these ingredients to create a flavorful and satisfying lasagna:

Vegetable Lasagna Ingredients

  • 12 lasagna noodles
  • 2 cups marinara sauce
  • 1 cup ricotta cheese
  • 2 cups shredded mozzarella cheese
  • 1 cup grated Parmesan cheese
  • 2 cups zucchini, sliced
  • 1 cup mushrooms, sliced
  • 2 cups fresh spinach
  • 1 bell pepper, diced
  • 1 teaspoon dried oregano
  • 1 teaspoon garlic powder
  • Salt and pepper to taste

These vibrant ingredients combine to create a dish that is as visually appealing as it is delicious!

Instructions

Follow these steps to create your lasagna:

Preheat the Oven

Preheat your oven to 375°F (190°C).

Prepare the Vegetables

In a skillet, sauté zucchini, mushrooms, bell pepper, and spinach until softened. Season with oregano, garlic powder, salt, and pepper.

Cook the Noodles

Boil lasagna noodles according to package instructions until al dente, then drain.

Layer the Ingredients

In a baking dish, spread a thin layer of marinara sauce. Layer 3 noodles, half of the ricotta cheese, half of the sautéed vegetables, and a third of the mozzarella cheese. Repeat the layers, finishing with noodles topped with marinara and the remaining mozzarella and Parmesan.

Bake the Lasagna

Cover with aluminum foil and bake for 60 minutes. Remove the foil and bake for an additional 30 minutes until the cheese is bubbly and golden.

Cool and Serve

Let the lasagna cool for 10 minutes before slicing and serving.

Enjoy this delightful dish with a side salad or garlic bread!

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Pro Tips

  • For a richer flavor, you can add herbs like basil or thyme. Feel free to experiment with different vegetables or use whole grain noodles for added health benefits.

Tips for Perfect Cheese Blend

Using a combination of cheeses enhances the lasagna's flavor and texture. Ricotta provides creaminess, while mozzarella gives that dreamy stretch. Parmesan adds a salty, nutty finish. I recommend using fresh mozzarella if you can, as it melts beautifully and contributes a lovely flavor. If you're aiming for a lower-fat option, cottage cheese can be used in place of ricotta for a lighter twist, though the texture will differ slightly.

When combining cheeses, mix them with a touch of egg to help bind the filling together. This step is especially useful if you like a firmer texture. It prevents the layers from separating, leading to a more satisfying mouthfeel. If you prefer a vegan version, try using a blend of cashew cream and nutritional yeast, which mimics the creaminess and adds a cheesy flavor.

Serving Suggestions

Pairing your vegetable lasagna with a side salad is a choice that enhances both flavor and nutrition. A crisp arugula salad with a lemon vinaigrette balances the richness of the lasagna beautifully. You could also serve it with garlic bread for a comforting touch; just make sure to toast it lightly to avoid sogginess from the marinara sauce.

For a complete meal, consider making a light soup as an appetizer. A refreshing minestrone or a creamy tomato basil soup complements the hearty lasagna without overwhelming the palate. This way, you can indulge without feeling overly full, making it perfect for family gatherings or cozy dinners.

Questions About Recipes

→ Can I prepare this lasagna in advance?

Yes, you can assemble the lasagna a day ahead and keep it in the fridge before baking.

→ Can I freeze leftover lasagna?

Absolutely! Just cover tightly with foil or plastic wrap. It should be consumed within 3 months for the best taste.

→ What type of cheese should I use?

A mix of ricotta, mozzarella, and Parmesan works best, but feel free to substitute with your favorites.

→ Is it necessary to cook the noodles before baking?

Not necessarily; you can use no-boil noodles, but pre-cooking them ensures a tender result.

Sunday Slow Baked Vegetable Lasagna

I love preparing this Sunday Slow Baked Vegetable Lasagna for my family gatherings. It combines layers of fresh vegetables, rich marinara sauce, and creamy cheese, making it a hearty meal everyone enjoys. The slow baking technique brings out the flavors and tenderizes the ingredients beautifully. Every bite bursts with flavor, and it’s a delightful way to sneak in some healthy veggies while still satisfying those hearty cravings. I often serve it with a crisp salad, and it never fails to impress. Plus, the leftovers taste fantastic!

Prep Time30 minutes
Cooking Duration90 minutes
Overall Time120 minutes

Created by: Veronica Miles

Recipe Type: Baking & Desserts

Skill Level: Intermediate

Final Quantity: 8 servings

What You'll Need

Vegetable Lasagna Ingredients

  1. 12 lasagna noodles
  2. 2 cups marinara sauce
  3. 1 cup ricotta cheese
  4. 2 cups shredded mozzarella cheese
  5. 1 cup grated Parmesan cheese
  6. 2 cups zucchini, sliced
  7. 1 cup mushrooms, sliced
  8. 2 cups fresh spinach
  9. 1 bell pepper, diced
  10. 1 teaspoon dried oregano
  11. 1 teaspoon garlic powder
  12. Salt and pepper to taste

How-To Steps

Step 01

Preheat your oven to 375°F (190°C).

Step 02

In a skillet, sauté zucchini, mushrooms, bell pepper, and spinach until softened. Season with oregano, garlic powder, salt, and pepper.

Step 03

Boil lasagna noodles according to package instructions until al dente, then drain.

Step 04

In a baking dish, spread a thin layer of marinara sauce. Layer 3 noodles, half of the ricotta cheese, half of the sautéed vegetables, and a third of the mozzarella cheese. Repeat the layers, finishing with noodles topped with marinara and the remaining mozzarella and Parmesan.

Step 05

Cover with aluminum foil and bake for 60 minutes. Remove the foil and bake for an additional 30 minutes until the cheese is bubbly and golden.

Step 06

Let the lasagna cool for 10 minutes before slicing and serving.

Extra Tips

  1. For a richer flavor, you can add herbs like basil or thyme. Feel free to experiment with different vegetables or use whole grain noodles for added health benefits.

Nutritional Breakdown (Per Serving)

  • Calories: 380 kcal
  • Total Fat: 26g
  • Saturated Fat: 15g
  • Cholesterol: 195mg
  • Sodium: 85mg
  • Total Carbohydrates: 32g
  • Dietary Fiber: 3g
  • Sugars: 24g
  • Protein: 6g