Sunday Baked Spinach Lasagna

Name: Sunday Baked Spinach Lasagna
Prep time: 30 min
Cook time: 45 min
Total time: 1 h 15 min
Yield: 6 servings
Ingredients: 12 lasagna noodles; 2 cups ricotta cheese; 2 cups shredded mozzarella cheese; 1 cup grated Parmesan cheese; 4 cups fresh spinach, chopped; 1 egg; 1 jar (24 oz) marinara sauce; 2 cloves garlic, minced; 1 teaspoon dried oregano; Salt and pepper to taste

Highlighted under: Oven Planning

I absolutely love making my Sunday Baked Spinach Lasagna because it brings back memories of family gatherings filled with laughter and warmth. Every layer of fresh, tender pasta, creamy ricotta, and vibrant spinach creates a delightful dish that impresses everyone at the table. It's comforting, wholesome, and surprisingly easy to throw together on a lazy afternoon. The best part? You can prep it in advance and let it bake to perfection while you enjoy time with loved ones. This is my go-to recipe for making special moments even more delicious.

Created by

Violet Kingsley

Last updated on 2026-01-11T16:09:35.835Z

When I first made this lasagna, I was amazed at how the simple ingredients transformed into a hearty meal that everyone enjoyed. The combination of spinach with layers of cheese creates a burst of flavor in every bite. I found that using a mix of ricotta and mozzarella not only enhances the taste but also gives the lasagna that perfect gooey texture we all love.

One of my favorite tips is to let the lasagna rest for about 10 minutes before serving; this allows the layers to set, making it easier to cut and serve. Trust me, this wait is worth every second for perfectly portioned slices!

        Why You Will Love This Recipe
        Layers of creamy ricotta and fresh spinach create a harmonious balance.
The homemade marinara sauce adds depth and richness to each bite.
It's a versatile dish, perfect for meal prep or entertaining guests.

      

Perfecting the Layers

Layering is the key to achieving the ideal texture and flavor in your Sunday Baked Spinach Lasagna. When assembling the layers, make sure each component covers the previous layer fully to avoid dry spots. This ensures that every bite is rich in flavor and moisture. I recommend spreading the marinara sauce evenly and using a spatula to press down gently after each layer to secure the ingredients together. A well-layered lasagna will not only hold its shape but also slice beautifully when served.

The balance between the ricotta and mozzarella cheeses is crucial. I prefer using part-skim ricotta for creaminess while keeping the dish lighter. If you're looking to reduce fat further, consider using low-fat mozzarella or substituting some cheese with an extra layer of sautéed vegetables, like zucchini or mushrooms. This not only enhances nutrition but adds a delightful texture. Just make sure to cook your veggies first to release excess moisture, preventing a watery lasagna.

Making the Marinara Sauce

If you’re aiming for a homemade taste, consider making your marinara sauce from scratch! Sauté onions and garlic in olive oil until fragrant, then add crushed tomatoes, a splash of red wine, and herbs like basil and oregano. Simmer it until it thickens—about 20-30 minutes—enhancing the sauce's flavors. The depth of flavor in homemade sauce will elevate the lasagna immensely, creating a delicious contrast with the creamy cheeses and spinach.

For those pressed for time, opting for store-bought marinara sauce is perfectly fine! Just look for a brand with minimal additives and a simple ingredient list. Heating the sauce slightly before layering can help marry the flavors together more effectively. It also aids in even cooking throughout the lasagna, ensuring that the dish mimics the comforting homespun feel even when you’re short on time.

Storage and Leftovers

This lasagna is a fantastic make-ahead meal! You can assemble it a day early and store it, covered, in the refrigerator. Just remember to let it come to room temperature before baking; this prevents uneven cooking. Alternatively, you can freeze an uncooked lasagna for up to three months. Wrap it tightly in foil, and then in plastic wrap to protect against freezer burn. On baking day, just increase the cooking time by about 15-20 minutes if baking from frozen.

Leftover lasagna is just as delightful the next day! To reheat, cover individual slices with foil and heat them in a preheated oven at 350°F (175°C) for about 20-25 minutes. The foil keeps the cheese from browning too much, ensuring that your lasagna remains moist and delicious. I often enjoy leftover portions cold or as part of a salad; the flavors meld beautifully overnight!

Ingredients

Gather the following ingredients to create this delightful lasagna:

Lasagna Ingredients

12 lasagna noodles
2 cups ricotta cheese
2 cups shredded mozzarella cheese
1 cup grated Parmesan cheese
4 cups fresh spinach, chopped
1 egg
1 jar (24 oz) marinara sauce
2 cloves garlic, minced
1 teaspoon dried oregano
Salt and pepper to taste

Ensure all ingredients are prepared and ready before you start assembling the lasagna.

Instructions

Follow these steps to assemble your Sunday Baked Spinach Lasagna:

Cook the Noodles

In a large pot, boil salted water, and cook the lasagna noodles according to package instructions until al dente. Drain and set aside.

Prepare the Filling

In a mixing bowl, combine ricotta cheese, chopped spinach, egg, garlic, oregano, salt, and pepper. Mix until smooth and well combined.

Assemble the Lasagna

In a baking dish, spread a layer of marinara sauce on the bottom. Layer 4 lasagna noodles, half of the ricotta mixture, a third of the mozzarella, and another layer of marinara. Repeat, finishing with noodles and marinara sauce topped with remaining mozzarella and Parmesan.

Bake the Lasagna

Cover the baking dish with foil and bake in a preheated oven at 375°F (190°C) for 30 minutes. Remove the foil and bake for an additional 15 minutes, or until the cheese is bubbly and golden.

Cool and Serve

Remove the lasagna from the oven and let it cool for about 10 minutes before slicing. Serve warm and enjoy!

Enjoy your homemade lasagna with a side salad or some garlic bread for a complete meal!

Pro Tips

To enhance the flavor profile, try adding a pinch of nutmeg to the ricotta mixture for a hint of warmth. You can also substitute fresh basil for added freshness.

Noodle Importance

Choosing the right noodles can make a substantial difference in your lasagna's final texture. Traditional lasagna noodles need to be pre-cooked, but consider using no-boil noodles for convenience. They absorb moisture during baking, resulting in a softer texture. Just ensure your sauce is adequately watery to help them cook through. For a gluten-free version, chickpea or rice noodles work well, just keep an eye on the package instructions for cooking times.

To prevent sticking, consider coating the noodles with a little olive oil after draining. It creates a protective layer, ensuring each noodle stays separate and maintains its integrity while baking. This small step can save you from a messy lasagna slice when serving!

Herb and Spice Variations

While this recipe calls for oregano, feel free to play with different herbs to personalize your dish. Fresh basil or thyme can introduce delightful notes of freshness. For a spicy kick, a pinch of red pepper flakes adds warmth without overpowering. Experiment with quantities based on your taste preferences. Remember, fresh herbs should be added towards the end of cooking to preserve their flavor, whereas dried herbs can be mixed into sauces early on.

I also love adding a splash of balsamic vinegar to the filling or sauce; it brings an unexpected layer of tanginess that cuts through the richness of the cheeses. Just a tablespoon will do, and it's an easy way to enhance the complexity of your lasagna without causing additional work.

Questions About Recipes

→ Can I make this lasagna ahead of time?

Yes, you can assemble the lasagna in advance and refrigerate it for up to 24 hours before baking.

→ Can I freeze leftovers?

Absolutely! Freeze the lasagna in an airtight container for up to 3 months. Thaw overnight in the fridge before reheating.

→ What can I substitute for ricotta cheese?

You can use cottage cheese or a dairy-free alternative if you prefer.

→ How do I ensure my lasagna isn't dry?

Make sure to cover it with foil while baking and don’t skimp on the sauce between the layers.