Why Make This Recipe
Mushroom and Spinach Lasagna is a comforting and hearty dish that everyone will love. It’s packed with nutritious ingredients like mushrooms and spinach, making it not only tasty but also healthy. This recipe is perfect for family dinners or meal prep for the week. Plus, you can prepare it ahead of time and pop it in the oven when you’re ready to eat.
How to Make Mushroom and Spinach Lasagna
Ingredients:
- 9 lasagna noodles
- 2 tablespoons olive oil
- 1 onion, finely chopped
- 3 cloves garlic, minced
- 1 pound mushrooms (cremini or button), sliced
- ½ teaspoon dried thyme
- Salt and pepper, to taste
- 3 cups marinara sauce
- 2 cups ricotta cheese
- 1 cup shredded mozzarella cheese
- ½ cup grated Parmesan cheese
- 2 cups fresh spinach leaves, chopped
- Fresh basil leaves, for garnish
Directions:
- Preheat the Oven: Preheat to 375°F (190°C) and grease a 9×13-inch baking dish.
- Cook Lasagna Noodles: Boil salted water, cook noodles to al dente, drain, and set aside.
- Prepare Mushroom Filling: Heat olive oil in a skillet. Sauté onion for 3–4 minutes, then add garlic and sauté for 1 minute. Add mushrooms, thyme, salt, and pepper. Sauté until mushrooms are tender. Then, add spinach and cook until wilted. Remove from heat.
- Assemble Lasagna: Spread a layer of marinara sauce on the bottom of the baking dish. Place 3 noodles on top, then add half the ricotta, followed by half the mushroom mixture, and a third of the mozzarella and Parmesan. Repeat the layers, finishing with marinara sauce and remaining cheeses.
- Bake: Cover with foil and bake for 25 minutes. Uncover and bake for an additional 10–15 minutes until the cheese is bubbly and golden.
- Serve: Let the lasagna cool for a few minutes, garnish with fresh basil, and serve warm.
How to Serve Mushroom and Spinach Lasagna
Mushroom and Spinach Lasagna can be served as a main dish. Pair it with a fresh green salad and some garlic bread to complete the meal. It’s great for feeding a crowd or enjoying leftovers the next day.
How to Store Mushroom and Spinach Lasagna
You can store leftover lasagna in an airtight container in the fridge for up to 4 days. If you want to keep it longer, you can freeze it for up to 3 months. To reheat, simply bake in the oven at a low temperature until warmed through.
Tips to Make Mushroom and Spinach Lasagna
- Make sure not to overcook the lasagna noodles; you want them al dente as they will cook more in the oven.
- Feel free to add other vegetables like zucchini or bell peppers for extra flavor and nutrition.
- Using fresh herbs will enhance the taste of your dish.
Variation
You can easily make this recipe gluten-free by using gluten-free lasagna noodles. Additionally, for a vegan version, substitute ricotta and mozzarella with plant-based alternatives.
FAQs
1. Can I prepare lasagna ahead of time?
Yes, you can assemble the lasagna and keep it in the fridge for a day before baking it.
2. Can I use different types of mushrooms?
Absolutely! You can use any mushrooms you like, such as portobello or shiitake, for varying flavors.
3. What if I don’t have marinara sauce?
You can use store-bought pasta sauce or make your own by blending tomatoes, garlic, and herbs.

Mushroom and Spinach Lasagna
Ingredients
Lasagna Ingredients
- 9 pieces lasagna noodles Regular or gluten-free
- 2 tablespoons olive oil
- 1 piece onion, finely chopped
- 3 cloves garlic, minced
- 1 pound mushrooms (cremini or button), sliced Feel free to mix different types
- ½ teaspoon dried thyme
- to taste salt and pepper
- 3 cups marinara sauce Or pasta sauce as a substitute
- 2 cups ricotta cheese Can substitute with plant-based alternatives for vegan option
- 1 cup shredded mozzarella cheese Can substitute with plant-based alternatives for vegan option
- ½ cup grated Parmesan cheese
- 2 cups fresh spinach leaves, chopped
- to taste fresh basil leaves, for garnish
Instructions
Preparation
- Preheat the oven to 375°F (190°C) and grease a 9×13-inch baking dish.
- Boil salted water, cook the lasagna noodles to al dente, drain, and set aside.
- Heat olive oil in a skillet. Sauté onion for 3–4 minutes, then add garlic and sauté for 1 minute.
- Add mushrooms, thyme, salt, and pepper. Sauté until mushrooms are tender. Then, add spinach and cook until wilted. Remove from heat.
Assembly
- Spread a layer of marinara sauce on the bottom of the baking dish.
- Place 3 noodles on top, then add half the ricotta, followed by half the mushroom mixture, and a third of the mozzarella and Parmesan.
- Repeat the layers, finishing with marinara sauce and remaining cheeses.
Baking
- Cover with foil and bake for 25 minutes.
- Uncover and bake for an additional 10–15 minutes until the cheese is bubbly and golden.
Serving
- Let the lasagna cool for a few minutes, garnish with fresh basil, and serve warm.