Creamy Mushroom Spinach Lasagna for Cozy Weeknights

© Original recipe by Serena Miller ©

🍄🧀 Creamy Mushroom Spinach Lasagna for Cozy Weeknights

1. Introduction

If you’re craving a comforting, hearty pasta bake that’s packed with flavor and easy to make after a busy day, this easy mushroom spinach lasagna is your new best friend. Creamy, cheesy, with tender mushrooms and vibrant spinach, this vegetarian lasagna transforms simple ingredients into a delightful dinner that will satisfy both your taste buds and your desire for wholesome comfort food. Its rich, velvety layers make it perfect for cozy weeknights or even casual gatherings.

2. Why You’ll Love This Recipe

  • Quick and easy to prepare, perfect for weeknights
  • Made with wholesome, fresh ingredients that boost flavor and texture
  • Can be assembled ahead of time and baked later for convenience
  • Comforting, cheesy, and hearty without being heavy
  • Vegetarian-friendly, packed with vegetables for added nutrition

3. Ingredient Notes

This cheesy vegetarian pasta bake combines high-quality ingredients that enhance each layer’s taste. For the mushrooms, opt for fresh cremini or button mushrooms for a meaty texture and umami flavor. Fresh spinach adds a vibrant, earthy note, so choose organic if possible for maximum freshness.

The cheese component is key—use a good-quality mozzarella for melts and Parmesan for sharpness. To make this dish even creamier, a touch of ricotta or béchamel sauce can be added.

4. Kitchen Tools You Need

Preparing this lasagna is straightforward with the right tools. A T-fal 14-Piece Hard Anodized Nonstick Cookware Set makes layering and baking a breeze because of its excellent heat distribution and nonstick surface. For effortless cheese grating, invest in a quality KitchenAid Artisan Stand Mixer with a grater attachment. If you prefer, the Ninja Foodi Smart XL Indoor Grill & Air Fryer is fantastic for making side dishes or reheating leftovers.

5. How to Make Creamy Mushroom Spinach Lasagna

Prep the Ingredients

Start by preheating your oven to 375°F (190°C). Slice a mix of your favorite mushrooms and finely chop fresh garlic and onions. In a large skillet, sauté the mushrooms with a drizzle of olive oil until golden and aromatic—this process unlocks their savory umami. Add garlic and onions, cooking until fragrant. Finally, stir in fresh spinach, cooking just until wilted and vibrant green.

Build the Layers

Spread a layer of your prepared mushroom-spinach mixture at the bottom of a greased baking dish. Cover with lasagna noodles—either traditional or no-boil for convenience. Spread a generous portion of ricotta or creamy béchamel over the noodles, then sprinkle with shredded mozzarella and Parmesan cheese. Repeat the layers until all ingredients are used, finishing with a cheesy top layer.

Baking

Cover the assembled lasagna with foil and bake for about 35 minutes. Once the edges are bubbling and the cheese is melted and golden, remove the foil and bake an additional 10 minutes for a crispy crust. Let it rest for 10 minutes before slicing. The aroma of melting cheese and roasted mushrooms will invite everyone to the table.

6. Expert Tips for Success

  • Use a high-quality cheese blend for maximum flavor and meltability.
  • Don’t skip the resting time; it helps the lasagna set, making slicing easier and neater.
  • If making ahead, assemble the dish and refrigerate overnight. Bake directly from cold, adding extra minutes if necessary.
  • For extra flavor, sprinkle fresh herbs like basil or thyme on top before serving.

7. Variations & Substitutions

This dish is adaptable to dietary preferences. To make it vegan, swap dairy cheese for plant-based alternatives and use a béchamel made with almond or oat milk. For gluten-free options, use rice or gluten-free lasagna noodles. Add other vegetables like zucchini or bell peppers for extra crunch and nutrition.

8. Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, microwave individual portions or bake at 350°F (175°C) covered with foil until heated through. This lasagna also freezes well—slice and freeze in portions, then reheat directly from frozen for an easy, satisfying meal anytime.

9. FAQ

Can I prepare this lasagna in advance?

Absolutely. Assemble the lasagna a day ahead, wrap it tightly, and refrigerate. Bake when ready, adding extra baking time if it’s cold from the fridge.

What’s the best cheese for a creamy texture?

A combination of mozzarella for gooeyness and Parmesan for sharpness works beautifully. You can also include ricotta or cottage cheese for extra creaminess.

Can I make this vegan?

Yes! Use dairy-free cheese options and substitute the béchamel with a plant-based white sauce. Vegetables like mushrooms and spinach still shine in this version.

10. Conclusion

This easy mushroom spinach lasagna is the perfect cozy weeknight dinner—rich, cheesy, and brimming with fresh vegetables. Its layers of flavor make it a comforting, satisfying meal, whether you’re cooking for family or treating yourself. Give it a try, and enjoy a hearty vegetarian pasta bake that’s sure to become a family favorite!

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A vibrant, rustic plate of mushroom and spinach lasagna stacked neatly, topped with melted cheese and fresh herbs, surrounded by leafy greens and sliced mushrooms, rich textures visible, styled on a wooden table with soft natural light.

Creamy Mushroom Spinach Lasagna for Cozy Weeknights

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A flavorful vegetarian lasagna with layers of sautéed mushrooms, fresh spinach, ricotta, and mozzarella cheese, baked to perfection.

  • Total Time: 50 minutes
  • Yield: 8 servings

Ingredients

Scale
  • 12 lasagna noodles
  • 2 tablespoons olive oil
  • 3 cups sliced mushrooms
  • 3 cloves garlic, minced
  • 4 cups fresh spinach
  • 15 ounces ricotta cheese
  • 2 cups shredded mozzarella cheese
  • 1 cup grated Parmesan cheese
  • 2 cups marinara sauce
  • Salt and pepper to taste

Instructions

  1. Preheat oven to 375°F (190°C). Cook lasagna noodles according to package instructions, drain and set aside.
  2. Heat olive oil in a skillet over medium heat. Sauté mushrooms and garlic until mushrooms are tender, about 5 minutes.
  3. Add spinach to the skillet and cook until wilted. Season with salt and pepper.
  4. In a bowl, combine ricotta cheese with some salt and pepper. Spread a thin layer of marinara sauce in a baking dish.
  5. Layer noodles, mushroom-spinach mixture, ricotta, mozzarella, and marinara. Repeat layers until ingredients are used, ending with cheese on top.
  6. Cover with foil and bake for 25 minutes. Remove foil and bake an additional 10 minutes until bubbly and golden.
  7. Let sit for 10 minutes before serving. Garnish with Parmesan and fresh herbs if desired.

Notes

  • For a vegan version, substitute ricotta and mozzarella with plant-based cheeses.
  • To save time, use store-bought marinara sauce.

Nutrition

  • Serving Size: 1 slice
  • Calories: 330 kcal Kcal
  • Sugar: 6 g
  • Sodium: 620 mg
  • Fat: 16 g
  • Saturated Fat: 8 g
  • Unsaturated Fat: 6 g
  • Trans Fat: 0 g
  • Carbohydrates: 36 g
  • Fiber: 4 g
  • Protein: 16 g
  • Cholesterol: 45 mg

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