This spinach lasagna is a delightful twist on the classic Italian dish, perfect for vegetarians and anyone looking to add more greens to their diet. Layers of tender lasagna noodles, creamy ricotta cheese, and savory marinara sauce come together with fresh spinach to create a comforting and satisfying meal.
While most of the ingredients for this spinach lasagna are commonly found in your pantry or fridge, you might need to pick up fresh spinach and ricotta cheese if you don't have them on hand. Make sure to also grab a jar of your favorite marinara sauce to bring all the flavors together.

Ingredients For Spinach Lasagna Recipe
Lasagna noodles: Wide, flat pasta used as the base for the layers in the lasagna.
Ricotta cheese: A creamy cheese that adds richness and texture to the dish.
Parmesan cheese: A hard, aged cheese that provides a sharp, salty flavor.
Mozzarella cheese: A soft, stretchy cheese that melts beautifully on top.
Spinach: Fresh, leafy greens that add a nutritious and flavorful element.
Marinara sauce: A tomato-based sauce that ties all the ingredients together.
Garlic: Adds a fragrant and savory note when sautéed.
Olive oil: Used for sautéing the garlic and spinach, adding a rich flavor.
Salt: Enhances the overall flavor of the dish.
Black pepper: Adds a hint of spice and depth to the flavors.
Technique Tip for Spinach Lasagna
When preparing the spinach, make sure to squeeze out any excess water after cooking it. This will prevent the lasagna from becoming too watery and ensure a firmer texture. Additionally, when layering the noodles, try to overlap them slightly to create a more stable structure that holds together better when serving.
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Alternative Ingredients
lasagna noodles - Substitute with zucchini slices: Thinly sliced zucchini can be used as a low-carb alternative to traditional pasta.
ricotta cheese - Substitute with cottage cheese: Cottage cheese provides a similar texture and protein content, making it a good alternative.
parmesan cheese - Substitute with pecorino romano: Pecorino Romano has a similar salty and nutty flavor, making it a suitable replacement.
mozzarella cheese - Substitute with provolone cheese: Provolone melts well and has a mild flavor similar to mozzarella.
chopped fresh spinach - Substitute with kale: Kale offers a similar texture and nutritional profile, though it has a slightly stronger flavor.
marinara sauce - Substitute with tomato basil sauce: Tomato basil sauce provides a similar tomato base with added basil flavor.
minced garlic - Substitute with garlic powder: Garlic powder can be used in a pinch, though fresh garlic offers a more robust flavor.
olive oil - Substitute with avocado oil: Avocado oil has a similar smoke point and health benefits, making it a good alternative.
salt - Substitute with soy sauce: Soy sauce can add a salty and umami flavor, though it will change the dish's flavor profile slightly.
black pepper - Substitute with white pepper: White pepper provides a similar heat and flavor, though it is slightly milder and less pungent.
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How to Store or Freeze This Dish
Allow the spinach lasagna to cool completely at room temperature before storing. This helps prevent condensation, which can make the lasagna soggy.
For short-term storage, transfer the lasagna to an airtight container or cover the baking dish tightly with plastic wrap or aluminum foil. Store in the refrigerator for up to 3-4 days.
For long-term storage, cut the lasagna into individual portions. Wrap each portion tightly with plastic wrap, then place them in a freezer-safe bag or container. Label with the date and freeze for up to 2-3 months.
To reheat refrigerated lasagna, preheat your oven to 350°F (175°C). Place the lasagna in an oven-safe dish, cover with aluminum foil, and bake for about 20-25 minutes or until heated through. For a crispy top, remove the foil during the last 5 minutes of baking.
To reheat frozen lasagna, it's best to thaw it in the refrigerator overnight. Once thawed, follow the same reheating instructions as for refrigerated lasagna. If you're in a hurry, you can reheat it directly from frozen by baking at 350°F (175°C) for about 60-75 minutes, covered with foil. Remove the foil during the last 10-15 minutes to allow the top to brown.
For a quick microwave option, place a single portion of lasagna on a microwave-safe plate. Cover with a microwave-safe lid or another plate to retain moisture. Microwave on medium power for 3-5 minutes, checking and rotating halfway through, until heated evenly.
If you prefer a crispier texture, consider reheating individual portions in a toaster oven. Preheat the toaster oven to 350°F (175°C) and bake for 15-20 minutes, or until the lasagna is hot and the cheese is bubbly.
Always ensure the lasagna reaches an internal temperature of 165°F (74°C) when reheating to ensure it's safe to eat.
For added freshness, sprinkle some extra mozzarella cheese or parmesan cheese on top before reheating. This will give your lasagna a freshly baked feel and enhance the cheesy goodness.
If you have leftover marinara sauce, consider drizzling a bit over the lasagna before reheating to keep it moist and flavorful.
How to Reheat Leftovers
Preheat your oven to 350°F (175°C). Place the leftover spinach lasagna in an oven-safe dish. Cover it with aluminum foil to prevent it from drying out. Bake for about 20-25 minutes or until heated through. For a crispy top, remove the foil during the last 5 minutes of baking.
If you're in a hurry, the microwave is your friend. Place a portion of the lasagna on a microwave-safe plate. Cover it with a microwave-safe lid or another plate to trap moisture. Heat on medium power for 2-3 minutes, checking halfway through. If it's not hot enough, continue heating in 30-second intervals until warmed through.
For a stovetop method, use a skillet with a lid. Add a splash of water or marinara sauce to the skillet to create steam. Place the lasagna in the skillet, cover, and heat over medium-low heat for about 10 minutes. Check occasionally to ensure it doesn't stick or burn.
If you have an air fryer, preheat it to 350°F (175°C). Place the spinach lasagna in the air fryer basket, ensuring it's not overcrowded. Heat for about 5-7 minutes, checking halfway through to ensure even heating. This method will give you a crispy top layer.
For those with a toaster oven, preheat it to 350°F (175°C). Place the lasagna on a piece of aluminum foil or a small baking tray. Cover with foil to retain moisture and heat for about 15-20 minutes. Remove the foil for the last 5 minutes if you prefer a crispy top.
Essential Tools for Making Spinach Lasagna
Oven: Used to bake the lasagna at the specified temperature.
Saucepan: Used to sauté the garlic and cook the spinach.
Mixing bowl: Used to combine the ricotta cheese, parmesan cheese, and half of the mozzarella cheese.
Baking dish: Used to layer and bake the lasagna.
Aluminum foil: Used to cover the lasagna while baking to prevent the top from burning.
Knife: Used to mince the garlic and chop the spinach.
Cutting board: Used as a surface for chopping the spinach and mincing the garlic.
Measuring cups: Used to measure the ricotta cheese, parmesan cheese, and mozzarella cheese.
Wooden spoon: Used to stir the garlic and spinach in the saucepan.
Colander: Used to drain the cooked lasagna noodles.
Spatula: Used to spread the cheese mixture and marinara sauce evenly over the lasagna noodles.
How to Save Time on This Recipe
Use pre-cooked noodles: Save time by using oven-ready lasagna noodles that don't require boiling.
Pre-wash spinach: Buy pre-washed and chopped spinach to skip the washing and chopping steps.
Ready-made marinara: Opt for a high-quality jarred marinara sauce to avoid making sauce from scratch.
Pre-shredded cheese: Purchase pre-shredded mozzarella and parmesan cheese to cut down on prep time.
Assemble ahead: Assemble the lasagna the night before and store it in the fridge, then bake it when needed.

Spinach Lasagna Recipe
Ingredients
Main Ingredients
- 12 pieces Lasagna Noodles cooked
- 2 cups Ricotta Cheese
- 1 cup Grated Parmesan Cheese
- 2 cups Shredded Mozzarella Cheese
- 1 lb Fresh Spinach chopped
- 1 jar Marinara Sauce
- 2 cloves Garlic minced
- 1 tablespoon Olive Oil
- to taste Salt
- to taste Black Pepper
Instructions
- Preheat oven to 375°F (190°C).
- Cook lasagna noodles according to package instructions. Drain and set aside.
- In a saucepan, heat olive oil over medium heat. Add minced garlic and sauté until fragrant.
- Add chopped spinach to the saucepan and cook until wilted. Season with salt and pepper. Remove from heat.
- In a mixing bowl, combine ricotta cheese, grated Parmesan cheese, and half of the shredded mozzarella cheese.
- Spread a thin layer of marinara sauce at the bottom of a baking dish.
- Layer lasagna noodles over the sauce. Spread a layer of the cheese mixture over the noodles, followed by a layer of the spinach mixture. Repeat layers, ending with a layer of noodles and marinara sauce on top.
- Sprinkle the remaining mozzarella cheese on top.
- Cover with aluminum foil and bake for 30 minutes. Remove foil and bake for an additional 15 minutes, or until the cheese is bubbly and golden.
- Let the lasagna cool for a few minutes before serving.
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