As I stirred the fragrant mixture of sautéed garlic and earthy mushrooms, the kitchen filled with warmth—a reminder of the comforting meals shared around family tables. Today, I’m excited to share my creamy Mushroom and Spinach Lasagna, a delightful spin on this classic Italian dish. Packed with nutritious spinach and rich cheeses, this vegetarian lasagna is not only a crowd-pleaser but also comes together quickly, making it perfect for busy weeknights. The layers of tender noodles, hearty veggies, and zesty marinara create a satisfying experience for any palate. Trust me, once you try this recipe, you’ll be adding it to your regular dinner rotation. Ready to dive into a plate that feels like a hug? Let’s get cooking! Why is this lasagna unforgettable? Creamy, Irresistible Layers: The combination of ricotta and mozzarella creates a richness that perfectly complements the earthy mushrooms and bright spinach. Time-Saving Convenience: Using no-boil noodles means less prep work, making this dish a speedy option for your dinner table. Versatile Ingredients: Feel free to mix and match veggies like bell peppers or zucchini, allowing you to personalize this lasagna to your taste, inspired by ideas from Garlic Butter Mushroom Stuffed Chicken or the Pistachio Mushroom Cheesecake for unique twists. Hearty and Nutritious: This vegetarian dish packs a nutritional punch, offering essential vitamins from spinach and protein from the cheeses, making it a wholesome meal for everyone. Crowd-Pleasing Comfort: Perfect for family gatherings or cozy dinners, this Mushroom and Spinach Lasagna is sure to become a favorite, bringing everyone together in delicious harmony! Mushroom And Spinach Lasagna Ingredients For the Noodles Lasagna Noodles – Use no-boil noodles for easy assembly and quick cooking. For the Filling Mushrooms – Provide an earthy flavor base; substitute with your favorite vegetables if desired. Spinach – Adds nutritional value and vibrant color; can be replaced with kale if you prefer. Ricotta Cheese – Creates a creamy and rich texture; opt for cottage cheese for a lighter option. Mozzarella Cheese – Offers melting quality and stretchiness; part-skim is a great alternative for a lighter version. Parmesan Cheese – Gives a tangy flavor to the dish; use nutritional yeast for a vegan twist. For the Sauce Marinara Sauce – Provides moisture and flavor; homemade or store-bought works well—just avoid overly watery varieties. For Sautéing Garlic – Adds aromatic flavor; minced garlic creates a pungent base. Onion – Sweetens the dish as it cooks; leeks can be substituted for a milder taste. Olive Oil – Enhances flavor during cooking; feel free to use any neutral oil if preferred. For Seasoning Dried Thyme – A classic herb that elevates flavor; Italian seasoning is a convenient substitute. Salt & Pepper – Essential seasonings to taste; adjust based on your preference. Step‑by‑Step Instructions for Mushroom And Spinach Lasagna Step 1: Preheat and Prepare Preheat your oven to 375°F (190°C) and grease a 9×13-inch baking dish with olive oil or cooking spray to prevent sticking. This ensures your creamy Mushroom and Spinach Lasagna comes out easily once it’s baked. While the oven heats up, gather your ingredients close by for smooth assembly. Step 2: Cook the Noodles Bring a large pot of salted water to a boil and cook the lasagna noodles according to package instructions until al dente. This usually takes about 8-10 minutes. Once cooked, drain the noodles and set them aside in a single layer to prevent sticking while you prepare the filling. Step 3: Sauté the Aromatics Heat a tablespoon of olive oil in a large skillet over medium heat. Add the chopped onions and sauté for about 3-4 minutes until they turn translucent. Next, stir in the minced garlic and cook for an additional minute until fragrant, filling your kitchen with a delicious aroma that sets the stage for your lasagna. Step 4: Cook the Mushrooms Add the sliced mushrooms to the skillet, along with dried thyme, salt, and pepper. Cook for about 5-7 minutes, stirring occasionally, until the mushrooms are tender and their liquid has evaporated. The mixture should look deeply infused with flavor, perfect for layering in your Mushroom and Spinach Lasagna. Step 5: Incorporate the Spinach Stir in the fresh spinach and cook until it wilts, about 2-3 minutes. This will brighten the mixture and add a nutritious touch to your creamy Mushroom and Spinach Lasagna. Once wilted, remove the skillet from the heat, allowing the filling to cool slightly before layering. Step 6: Assemble the Layers Spread a thin layer of marinara sauce at the bottom of the prepared baking dish. Then, layer down a row of noodles, followed by half of the ricotta cheese, the mushroom and spinach mixture, and a sprinkle of mozzarella and Parmesan cheese. Repeat the layers, finishing with a layer of noodles topped with sauce and remaining cheeses. Step 7: Bake Covered Cover the assembled lasagna tightly with aluminum foil and bake in the preheated oven for 25 minutes. This allows the flavors to meld beautifully while the lasagna cooks evenly without drying out. After 25 minutes, your kitchen will be filled with mouth-watering scents! Step 8: Bake Uncovered for Browning Carefully remove the foil and return the lasagna to the oven. Bake for an additional 10-15 minutes, or until the cheese is bubbly and golden brown. Keep an eye on it to avoid over-browning. This step is crucial for achieving that deliciously melty top layer. Step 9: Cool and Serve Once done, take the Mushroom and Spinach Lasagna out of the oven and let it cool for about 10 minutes. This resting period helps the layers set, making it easier to slice. Garnish with fresh basil before cutting into neat squares to serve piping hot. Make Ahead Options These creamy Mushroom and Spinach Lasagna layers are perfect for making ahead, saving you precious time for those busy weeknights! You can assemble the entire lasagna up to 24 hours in advance—just cover it tightly with plastic wrap after layering. To prevent the noodles from absorbing too much sauce, consider slightly undercooking them during the initial boil. You can also prepare the mushroom and spinach filling 3 days ahead, storing it in an airtight container in the refrigerator. When ready to enjoy, simply bake the lasagna from refrigerated for about 30-35 minutes until it’s hot and bubbly, and you’ll have a comforting dish that’s just as delicious as when freshly made! Expert Tips for Mushroom and Spinach Lasagna Layer Flavor: Always season each layer, from the filling to the sauce, to ensure every bite of your Mushroom and Spinach Lasagna is packed with flavor. Watch the Sauce: Avoid using too much marinara sauce; too much moisture can result in a soggy lasagna. Stick to a moderate amount for the perfect texture. Cover Wisely: Baking covered with foil helps retain moisture, but remove it in the last 10-15 minutes to achieve a beautifully browned, cheesy top. Make Ahead: This lasagna benefits from being made a day in advance; the flavors meld beautifully overnight, enhancing your final dish. Let it Rest: Allow the lasagna to cool for about 10 minutes before slicing to let the layers set, making it easier to serve without falling apart. How to Store and Freeze Mushroom and Spinach Lasagna Fridge: Store your mushroom and spinach lasagna in an airtight container for up to 3 days. This helps maintain freshness and flavor, making it easy to enjoy later. Freezer: Wrap individual portions in plastic wrap and then foil, placing them in a freezer-safe container. This allows safe freezing for up to 2 months while preserving the delicious taste. Reheating: To reheat, place the lasagna in a covered dish in the oven at 350°F (175°C) for about 20-25 minutes or until heated through. This keeps your mushroom and spinach lasagna moist and satisfying. Assembly Tip: When freezing, feel free to assemble the lasagna in advance and freeze it uncooked. Just adjust the baking time if cooking straight from frozen! Variations for Mushroom And Spinach Lasagna Feel free to explore these delightful twists that’ll add even more excitement to your lasagna journey! Veggie Boost: Substitute mushrooms with colorful vegetables like bell peppers or zucchini for a fresh taste. This opens the door to endless flavor possibilities while keeping the dish vibrant! Whole Wheat Noodles: Use whole-wheat lasagna noodles for a hearty, fiber-rich alternative. Not only does this add a nutty flavor, but it makes your lasagna even more wholesome! Add Herbs: Sprinkle in fresh basil or oregano between the layers for an aromatic flavor enhancement. Fresh herbs elevate the dish, bringing a touch of garden freshness to your table. Spicy Kick: For those who crave heat, add crushed red pepper flakes to the filling or marinara sauce. This adds a pleasant warmth, transforming the dish into a tantalizing treat! Cheesy Surprise: Mix in some ricotta with herbs for an even creamier filling or layer in a different cheese, like goat cheese, for an interesting tang. The creamy goodness will delight your palate! Nut & Seed Crunch: Toast some pine nuts or sunflower seeds and add them between the layers. This delightful texture contrast makes each bite explode with flavor and adds a lovely crunch! Creamy Alternative: Consider swapping ricotta for cottage cheese for a lighter option and unique texture. This lowers calories without sacrificing the delicious creaminess you love! These simple tweaks can truly transform your Mushroom and Spinach Lasagna experience. Ideal for experimentation, each variation invites you to savor new flavors, ultimately leading you to discover your favorite version. If you’re in the mood for something comforting, you can also explore dishes like Garlic Butter Mushroom Stuffed Chicken or try the flavorful Mexican Lasagna Twist for another delightful family meal. What to Serve with Mushroom and Spinach Lasagna? A warm, inviting table can elevate your Mushroom and Spinach Lasagna into an unforgettable dining experience. Garlic Bread: The buttery, garlicky crunch complements the creamy lasagna, offering a delightful contrast in texture and flavor. Perfect for mopping up leftover sauce! Crisp Green Salad: A fresh salad with mixed greens, cherry tomatoes, and a light vinaigrette adds a refreshing brightness, balancing the richness of the lasagna beautifully. Roasted Vegetables: Seasonal roasted veggies like zucchini, bell peppers, or carrots introduce caramelized flavors and extra nutrients, enhancing the wholesome vibe of your meal. Italian Antipasto Platter: Pair your lasagna with a selection of olives, artichokes, and toasted bread for a deliciously diverse appetizer that will whet your guests’ appetites. Chardonnay or Pinot Grigio: A lightly chilled glass of these crisp white wines pairs wonderfully with the earthiness of mushrooms and the creaminess of cheese, creating a harmonious experience. Tiramisu: End your meal on a sweet note with this classic Italian dessert. Its rich coffee flavors provide a satisfying finish after the comforting layers of lasagna. Mushroom And Spinach Lasagna Recipe FAQs What type of mushrooms work best in this lasagna? Absolutely! While classic button or cremini mushrooms are fantastic for their earthy flavor, feel free to experiment with portobello or shiitake for a richer taste. If you’re in a pinch, any preferred mushrooms will do. Just ensure they’re fresh with no dark spots! How do I store leftover mushroom and spinach lasagna? Store your mushroom and spinach lasagna in an airtight container in the refrigerator for up to 3 days. To keep it fresher longer, you can cover it tightly with plastic wrap or foil before placing it in the container. This helps maintain its delightful flavor and texture! Can I freeze the mushroom and spinach lasagna? Very! You can freeze leftover lasagna for up to 2 months. Wrap individual portions in plastic wrap first, then cover with aluminum foil before placing them in a freezer-safe container. This prevents freezer burn. When you’re ready to enjoy it, simply reheat in a covered dish at 350°F (175°C) for about 20-25 minutes. What can I do if my lasagna is too watery? If you find your mushroom and spinach lasagna is too watery, it could be due to using an overly saucy marinara. To prevent this, always check the consistency of the sauce before layering. If the lasagna is already baked, let it cool completely before serving—this helps the layers firm up. You can also serve with a slotted spoon or fork to remove excess liquid! Is this lasagna suitable for vegetarians? Absolutely! This creamy mushroom and spinach lasagna is a wonderful vegetarian option, packed with fresh vegetables and cheeses. If you’re cooking for someone with dairy allergies, swap the ricotta and mozzarella for vegan alternatives, like cashew cheese or nutritional yeast, for a deliciously creamy finish! Mushroom And Spinach Lasagna: A Creamy Comfort Dish A creamy Mushroom and Spinach Lasagna packed with nutritious spinach and rich cheeses, perfect for busy weeknights. Print Recipe Pin Recipe Prep Time 20 minutes minsCook Time 45 minutes minsCooling Time 10 minutes minsTotal Time 1 hour hr 15 minutes mins Servings: 8 slicesCourse: DinnerCuisine: ItalianCalories: 320 Ingredients Equipment Method Nutrition Notes Ingredients 1x2x3x? For the Noodles1 box Lasagna Noodles Use no-boil noodles for easy assembly and quick cooking.For the Filling8 oz Mushrooms Provide an earthy flavor base; substitute with your favorite vegetables if desired.10 oz Spinach Adds nutritional value and vibrant color; can be replaced with kale if you prefer.15 oz Ricotta Cheese Creates a creamy and rich texture; opt for cottage cheese for a lighter option.2 cups Mozzarella Cheese Offers melting quality and stretchiness; part-skim is a great alternative for a lighter version.1 cup Parmesan Cheese Gives a tangy flavor to the dish; use nutritional yeast for a vegan twist.For the Sauce2 cups Marinara Sauce Provides moisture and flavor; homemade or store-bought works well—just avoid overly watery varieties.For Sautéing3 cloves Garlic Adds aromatic flavor; minced garlic creates a pungent base.1 medium Onion Sweetens the dish as it cooks; leeks can be substituted for a milder taste.2 tbsp Olive Oil Enhances flavor during cooking; feel free to use any neutral oil if preferred.For Seasoning1 tsp Dried Thyme A classic herb that elevates flavor; Italian seasoning is a convenient substitute.to taste Salt & Pepper Essential seasonings to taste; adjust based on your preference. Equipment 9x13-inch baking dishLarge potSkillet Method Step-by-Step Instructions for Mushroom And Spinach LasagnaPreheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish with olive oil or cooking spray.Bring a large pot of salted water to a boil and cook the lasagna noodles according to package instructions until al dente.Heat a tablespoon of olive oil in a large skillet over medium heat. Add the chopped onions and sauté for about 3-4 minutes until they turn translucent.Add the sliced mushrooms to the skillet, along with dried thyme, salt, and pepper. Cook for about 5-7 minutes until the mushrooms are tender.Stir in the fresh spinach and cook until it wilts, about 2-3 minutes.Spread a thin layer of marinara sauce at the bottom of the prepared baking dish. Then, layer down a row of noodles, followed by half of the ricotta cheese, the mushroom and spinach mixture, and a sprinkle of mozzarella and Parmesan cheese.Cover the assembled lasagna tightly with aluminum foil and bake in the preheated oven for 25 minutes.Carefully remove the foil and return the lasagna to the oven. Bake for an additional 10-15 minutes, or until the cheese is bubbly and golden brown.Once done, take the Mushroom and Spinach Lasagna out of the oven and let it cool for about 10 minutes. Nutrition Serving: 1sliceCalories: 320kcalCarbohydrates: 40gProtein: 18gFat: 12gSaturated Fat: 7gPolyunsaturated Fat: 1gMonounsaturated Fat: 4gCholesterol: 35mgSodium: 700mgPotassium: 500mgFiber: 3gSugar: 5gVitamin A: 1500IUVitamin C: 15mgCalcium: 300mgIron: 3mg NotesExpert Tips for Mushroom and Spinach Lasagna: Season each layer, avoid too much marinara, cover wisely while baking, make ahead for best flavor, and let it rest before serving. Tried this recipe?Let us know how it was!