Easy Mushroom Spinach Lasagna for a Cozy Dinner

Easy Mushroom Spinach Lasagna is the ultimate comfort food. After making it dozens of times, I’ve discovered the trick to keeping it from being soggy. Jump to the recipe or keep reading for my best tips. If you love recipes like this, you’ll also enjoy Easy Persian Noodle Soup with Lentils and Fresh Herbs and Classic Boston Cream Pie Recipe with Vanilla Custard and Chocolate.

What You'll Need for Easy Mushroom Spinach Lasagna for a Cozy Dinner

Choosing the right ingredients makes a big difference, but this recipe is forgiving enough to work with what you have.

• 12 lasagna noodles
• 1 lb ground beef
• 1 lb mushrooms
• 10 oz spinach
• 15 oz ricotta cheese
• 16 oz mozzarella cheese
• 1 cup grated Parmesan cheese
• 1 jar marinara sauce
• 1 tsp garlic powder
• 1 tsp onion powder
• 1 tsp dried oregano
• 1 tsp dried basil
• Salt and pepper to taste
• Red pepper flakes (optional)
• Optional: Fresh basil leaves
• Optional: Grated Parmesan cheese
• Optional: Red pepper flakes

How to Make Easy Mushroom Spinach Lasagna for a Cozy Dinner

1. Cook ground beef: In a large skillet, cook ground beef over medium heat until browned. Drain excess fat.
2. Sauté mushrooms: In the same skillet, add sliced mushrooms and cook until they release their moisture and begin to brown.
3. Add spinach: Stir in spinach and cook until wilted. Season with garlic powder, onion powder, oregano, basil, salt, and pepper.
4. Assemble lasagna: Spread a thin layer of marinara sauce in the bottom of a 9×13-inch baking dish. Arrange a layer of lasagna noodles, followed by a layer of ricotta cheese, then a layer of mushroom and spinach mixture. Repeat layers, ending with a layer of marinara sauce and mozzarella cheese. Sprinkle with Parmesan cheese.
5. Bake lasagna: Preheat oven to 375°F (190°C). Cover baking dish with foil and bake for 25 minutes. Remove foil and bake for an additional 10-15 minutes, or until cheese is bubbly and golden.

Storing & Reheating Easy Mushroom Spinach Lasagna for a Cozy Dinner

Short-Term Storage

Store in an airtight container in the fridge. Store leftovers in an airtight container in the refrigerator for up to 4 days. Make-ahead tip: Assemble lasagna up to 24 hours ahead. Store in the refrigerator until ready to bake.

Freezing Easy Mushroom Spinach Lasagna for a Cozy Dinner

Freeze assembled lasagna before baking. Thaw overnight in the refrigerator before baking.

How to Reheat Without Drying It Out

Oven: Reheat leftovers in the oven at 350°F (175°C) for 15-20 minutes, or until heated through. Microwave: Reheat leftovers in the microwave for 2-3 minutes, or until heated through. This may make the lasagna soggy.

Recipe Notes

• Chef tip: For an extra layer of flavor, brown the ground beef with the diced onions before adding the mushrooms.
• Make-ahead: Assemble lasagna up to 24 hours ahead. Store in the refrigerator until ready to bake.
• Scaling: This recipe can be easily doubled to serve a larger crowd.
• Troubleshooting: If your lasagna is too watery, try using no-boil lasagna noodles and draining the ground beef more thoroughly.

Easy Mushroom Spinach Lasagna for a Cozy Dinner

⏱

Prep

15 mins

🍳

Cook

30 mins

⏳

Total

45 mins

🍽

Serves

6 servings

🥗

Diet

Vegetarian

Ingredients

Main Ingredients

• 12 lasagna noodles
• 1 lb ground beef
• 1 lb mushrooms
• 10 oz spinach
• 15 oz ricotta cheese
• 16 oz mozzarella cheese
• 1 cup grated Parmesan cheese
• 1 jar marinara sauce

Seasonings

• 1 tsp garlic powder
• 1 tsp onion powder
• 1 tsp dried oregano
• 1 tsp dried basil
• Salt and pepper to taste
• Red pepper flakes (optional)

Optional Toppings

• Fresh basil leaves
• Grated Parmesan cheese
• Red pepper flakes

Instructions

1. Cook ground beef: In a large skillet, cook ground beef over medium heat until browned. Drain excess fat.
2. Sauté mushrooms: In the same skillet, add sliced mushrooms and cook until they release their moisture and begin to brown.
3. Add spinach: Stir in spinach and cook until wilted. Season with garlic powder, onion powder, oregano, basil, salt, and pepper.
4. Assemble lasagna: Spread a thin layer of marinara sauce in the bottom of a 9×13-inch baking dish. Arrange a layer of lasagna noodles, followed by a layer of ricotta cheese, then a layer of mushroom and spinach mixture. Repeat layers, ending with a layer of marinara sauce and mozzarella cheese. Sprinkle with Parmesan cheese.
5. Bake lasagna: Preheat oven to 375°F (190°C). Cover baking dish with foil and bake for 25 minutes. Remove foil and bake for an additional 10-15 minutes, or until cheese is bubbly and golden.

Notes

• Chef tip: For an extra layer of flavor, brown the ground beef with the diced onions before adding the mushrooms.
• Make-ahead: Assemble lasagna up to 24 hours ahead. Store in the refrigerator until ready to bake.
• Scaling: This recipe can be easily doubled to serve a larger crowd.
• Troubleshooting: If your lasagna is too watery, try using no-boil lasagna noodles and draining the ground beef more thoroughly.

Storage

• Fridge: Store leftovers in an airtight container in the refrigerator for up to 4 days.
• Freezer: Freeze assembled lasagna before baking. Thaw overnight in the refrigerator before baking.
• Oven reheat: Reheat leftovers in the oven at 350°F (175°C) for 15-20 minutes, or until heated through.
• Microwave reheat: Reheat leftovers in the microwave for 2-3 minutes, or until heated through. This may make the lasagna soggy.
• Make ahead: Assemble lasagna up to 24 hours ahead. Store in the refrigerator until ready to bake.

Nutrition Per Serving

• Calories: 470
• Protein: 32g
• Fat: 22g
• Carbs: 42g
• Fiber: 3g
• Sugar: 8g
• Sodium: 1200mg
• Cholesterol: 90mg
• Sat. Fat: 12g

Nutritional values are estimates only. Actual values may vary by brand and portion size.

Easy Mushroom Spinach Lasagna for a Cozy Dinner FAQs

A Warm Final Note

I can’t wait for you to try Easy Mushroom Spinach Lasagna for a Cozy Dinner and see how effortlessly it comes together. When you make it, pop back here and leave a rating or share how it turned out — I love hearing from you!