There are some dishes that feel like a warm hug on a plate, and this Sausage And Mushroom Lasagna is exactly that. I first made it on a chilly autumn evening when I wanted something hearty but didn't want to spend hours in the kitchen. The result was a lasagna that was rich, creamy, and packed with flavor, thanks to the combination of spicy Italian sausage and earthy mushrooms.
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What I love about this recipe is that it doesn't require boiling the noodles first – you use oven-ready lasagna sheets that cook right in the sauce. This saves time and cleanup, making it perfect for busy weeknights. Plus, the creamy ricotta mixture adds a luxurious texture that pairs beautifully with the savory meat and mushrooms.
As a food blogger, I've learned that lasagna can be intimidating, but this version is forgiving and foolproof. Whether you're cooking for your family or hosting a dinner party, this dish is sure to impress. So let's roll up our sleeves and create something delicious together!
Why You'll Love This Recipe
About the Ingredients
1 lb (450g) Italian sausage, casings removed
Use mild or hot sausage depending on your spice preference. If you can't find Italian sausage, substitute with ground pork and add 1 teaspoon fennel seeds and 1/2 teaspoon red pepper flakes.
8 oz (225g) cremini mushrooms, sliced
Cremini mushrooms have a deeper flavor than white button mushrooms. You can also use baby bellas or a mix of wild mushrooms for more earthy taste.
1 small yellow onion, diced
A sweet yellow onion adds a mellow base. If you only have white or red onions, that works too, but yellow is best for savory dishes.
3 cloves garlic, minced
Fresh garlic is key. If you're in a pinch, use 1 teaspoon of garlic powder, but fresh gives the best aroma.
1 (24 oz / 680g) jar marinara sauce
Choose a good-quality marinara with no added sugar. You can also use homemade sauce or crushed tomatoes with Italian seasoning.
1 (15 oz / 425g) container whole milk ricotta cheese
Whole milk ricotta is creamier than part-skim. For a lighter option, use part-skim, but the texture will be slightly less rich.
1 large egg
The egg helps bind the ricotta mixture. If you're egg-free, you can omit it and add a tablespoon of milk to loosen.
1/2 cup (50g) grated Parmesan cheese
Freshly grated Parmesan is best. Pre-shredded often contains anti-caking agents that affect melt. You can substitute Pecorino Romano for a sharper flavor.
2 cups (200g) shredded mozzarella cheese
Low-moisture mozzarella melts beautifully. For a stretchier texture, use whole milk mozzarella. You can also mix in some provolone.
9 oven-ready lasagna noodles
No-boil noodles are a time-saver. If using traditional noodles, cook them according to package directions before assembling.
2 tablespoons olive oil
Extra virgin olive oil adds flavor. You can also use avocado oil for a neutral taste.
1 teaspoon dried oregano
Oregano complements the Italian flavors. If you have fresh oregano, use 1 tablespoon chopped.
Tips & Tricks
- Make sure to remove the sausage casings and break the meat into small crumbles as it cooks for even distribution.
- Use oven-ready noodles and ensure they are fully submerged in the sauce so they soften properly.
- Let the lasagna rest for at least 10 minutes before slicing to allow the layers to set and prevent it from falling apart.
- If you prefer a crispier top, broil the lasagna for the last 2 minutes, watching closely to avoid burning.
Pro Tips
Step-by-Step Instructions
1. Preheat Oven
Preheat your oven to 375°F (190°C). Grease a 9×13-inch baking dish with a little olive oil or non-stick spray.
2. Cook Sausage and Mushrooms
In a large skillet, heat olive oil over medium-high heat. Add the sausage and cook, breaking it up with a spoon, until browned, about 5-7 minutes. Add the mushrooms, onion, and garlic, and cook until the mushrooms release their liquid and start to brown, about 5 minutes more.
3. Add Marinara Sauce
Stir in the marinara sauce and dried oregano. Bring to a simmer and let cook for 5 minutes to meld the flavors. Season with salt and pepper to taste.
4. Mix Ricotta Filling
In a medium bowl, combine the ricotta, egg, and grated Parmesan. Mix well until smooth. Set aside.
5. Assemble Lasagna
Spread a thin layer of the meat sauce (about 1 cup) on the bottom of the prepared dish. Arrange 3 lasagna noodles on top. Spread half of the ricotta mixture over the noodles, then top with 1/3 of the remaining meat sauce and 1/3 of the shredded mozzarella. Repeat layers: 3 noodles, remaining ricotta, half of the remaining meat sauce, and half of the remaining mozzarella. Finish with the last 3 noodles, the last of the meat sauce, and the remaining mozzarella.
6. Bake Covered
Cover the dish with aluminum foil and bake in the preheated oven for 25 minutes. The foil traps steam and helps the noodles cook.
7. Uncover and Bake
Remove the foil and continue baking for another 10-15 minutes, until the top is golden and bubbly and the edges are sizzling. The internal temperature should reach 165°F (74°C) for food safety.
8. Rest and Serve
Let the lasagna rest for 10-15 minutes before slicing. This allows the layers to set, making it easier to serve. Garnish with fresh basil if desired.
Delicious Variations
Vegetarian
Omit the sausage and add an extra 8 oz of mushrooms or use a plant-based sausage substitute.
Spicy
Use hot Italian sausage and add 1/2 teaspoon red pepper flakes to the sauce for an extra kick.
Gluten-Free
Use gluten-free lasagna noodles and ensure your marinara and other ingredients are gluten-free.
How to Store Sausage And Mushroom Lasagna
Refrigerator
Store leftovers in an airtight container in the fridge for up to 4 days.
Freezer
Wrap the cooled lasagna tightly in plastic wrap and foil, then freeze for up to 3 months. Thaw overnight in the fridge before reheating.
Reheating
Reheat individual slices in the microwave for 2-3 minutes, or in the oven at 350°F (175°C) for 15-20 minutes until heated through.
Frequently Asked Questions
Q: Can I use regular lasagna noodles instead of no-boil?
Yes, you can use regular lasagna noodles, but you'll need to cook them according to package directions before assembling. No-boil noodles are simply more convenient and save time.
Q: Can I make this lasagna ahead of time?
Absolutely! Assemble the lasagna, cover it, and refrigerate for up to 24 hours before baking. You may need to add 10-15 minutes to the baking time if baking from cold.
Q: What can I substitute for ricotta cheese?
You can use cottage cheese (drained) or a blend of cream cheese and milk. For a dairy-free option, use a vegan ricotta made from tofu or cashews.
Q: How do I know when the lasagna is done?
The lasagna is done when the top is golden brown and bubbly, and the internal temperature reaches 165°F (74°C). Let it rest for 10 minutes before cutting.
I hope you enjoy this Sausage And Mushroom Lasagna as much as my family does. It's a comforting, flavorful dish that's perfect for any night of the week. If you try it, let me know in the comments below! And don't forget to share it with someone you love.
Sausage And Mushroom Lasagna
Sausage And Mushroom Lasagna layers savory sausage, earthy mushrooms, and creamy ricotta for a comforting family dinner.
🧂 Ingredients
- 1 lb (450g) Italian sausage, casings removed
- 8 oz (225g) cremini mushrooms, sliced
- 1 small yellow onion, diced
- 3 cloves garlic, minced
- 1 (24 oz / 680g) jar marinara sauce
- 1 (15 oz / 425g) container whole milk ricotta cheese
- 1 large egg
- 1/2 cup (50g) grated Parmesan cheese
- 2 cups (200g) shredded mozzarella cheese
- 9 oven-ready lasagna noodles
- 2 tablespoons olive oil
- 1 teaspoon dried oregano
📋 Instructions
- 1Preheat Oven — Preheat your oven to 375°F (190°C). Grease a 9×13-inch baking dish with a little olive oil or non-stick spray.
- 2Cook Sausage and Mushrooms — In a large skillet, heat olive oil over medium-high heat. Add the sausage and cook, breaking it up with a spoon, until browned, about 5-7 minutes. Add the mushrooms, onion, and garlic, and cook until the mushrooms release their liquid and start to brown, about 5 minutes more.
- 3Add Marinara Sauce — Stir in the marinara sauce and dried oregano. Bring to a simmer and let cook for 5 minutes to meld the flavors. Season with salt and pepper to taste.
- 4Mix Ricotta Filling — In a medium bowl, combine the ricotta, egg, and grated Parmesan. Mix well until smooth. Set aside.
- 5Assemble Lasagna — Spread a thin layer of the meat sauce (about 1 cup) on the bottom of the prepared dish. Arrange 3 lasagna noodles on top. Spread half of the ricotta mixture over the noodles, then top with 1/3 of the remaining meat sauce and 1/3 of the shredded mozzarella. Repeat layers: 3 noodles, remaining ricotta, half of the remaining meat sauce, and half of the remaining mozzarella. Finish with the last 3 noodles, the last of the meat sauce, and the remaining mozzarella.
- 6Bake Covered — Cover the dish with aluminum foil and bake in the preheated oven for 25 minutes. The foil traps steam and helps the noodles cook.
- 7Uncover and Bake — Remove the foil and continue baking for another 10-15 minutes, until the top is golden and bubbly and the edges are sizzling. The internal temperature should reach 165°F (74°C) for food safety.
- 8Rest and Serve — Let the lasagna rest for 10-15 minutes before slicing. This allows the layers to set, making it easier to serve. Garnish with fresh basil if desired.


