You know those weeknights when you want lasagna but don't have three hours to babysit a bubbling pot of sauce? Yeah, me too. That's why I created this Sausage And Mushroom Lasagna – it's my weeknight hero. It's got all the cozy, cheesy, saucy goodness you crave, but it comes together in about 45 minutes flat. And let me tell you, the smell of sausage and mushrooms simmering in the kitchen? Pure magic.
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I first made this when I had a pack of Italian sausage and a box of cremini mushrooms staring at me from the fridge, begging to be used. I threw them together with some no-boil noodles and a quick ricotta mix, and my family devoured it. My husband, who claims he doesn't like mushrooms, went back for seconds. That's when I knew I had to share it with you.
This lasagna is forgiving, flexible, and absolutely delicious. Whether you're a seasoned cook or a newbie, you've got this. And if it's not perfect? That's okay – it'll still taste amazing.
Why You'll Love This Recipe
About the Ingredients
1 lb (450g) mild or hot Italian sausage, casings removed
Bulk sausage works too. Use hot for a spicy kick, or swap with ground turkey for a lighter option.
8 oz (225g) cremini mushrooms, sliced
Cremini are more flavorful than white button mushrooms. Shiitake or portobello also work well.
1 medium onion, diced
Yellow or sweet onion. Shallots can be used for a milder flavor.
3 cloves garlic, minced
Fresh garlic is best, but 1 teaspoon garlic powder works in a pinch.
1 jar (24 oz / 680g) marinara sauce
Use your favorite store-bought or homemade. Look for one with low added sugar.
1 cup (240ml) water
Helps thin the sauce so the noodles can cook properly.
15 oz (425g) ricotta cheese
Whole-milk ricotta is creamiest. Cottage cheese can be blended for a similar texture.
1 large egg
Binds the ricotta mixture. Use a flax egg for a vegetarian version.
1/2 cup (50g) grated Parmesan cheese
Freshly grated melts better. Pecorino Romano is a great substitute.
2 cups (200g) shredded mozzarella cheese
Low-moisture mozzarella gives the best melt. Shred your own for superior texture.
9 no-boil lasagna noodles
Oven-ready noodles save time. Regular noodles need to be boiled first if you prefer.
2 tbsp (30ml) olive oil
For sautéing. Use extra-virgin for more flavor.
Tips & Tricks
- Don't skip browning the sausage and mushrooms – that caramelization adds depth of flavor.
- If the sauce seems too thick, add a splash of water or broth. The no-boil noodles need moisture to soften.
- Let the lasagna rest for 10 minutes before slicing. This helps it hold together and prevents a soupy mess.
- Use a deep 9×13-inch baking dish to avoid overflow.
Pro Tips
Step-by-Step Instructions
1. Preheat and Sauté Sausage
Preheat your oven to 375°F (190°C). 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. Transfer to a plate.
2. Cook Mushrooms and Aromatics
In the same skillet, add mushrooms and onion. Cook until mushrooms are golden and onions are translucent, about 5 minutes. Add garlic and cook for 1 minute more, until fragrant.
3. Simmer the Sauce
Return the sausage to the skillet. Pour in the marinara sauce and water. Stir to combine. Bring to a simmer and cook for 5 minutes. Season with salt and pepper to taste.
4. Mix the Ricotta Filling
In a medium bowl, combine ricotta, egg, Parmesan, and a pinch of salt. Mix until smooth.
5. Assemble the Lasagna
Spread 1 cup of the meat sauce on the bottom of a 9×13-inch baking dish. Top with 3 noodles, breaking to fit. Spread 1/3 of the ricotta mixture over the noodles, then 1/3 of the remaining sauce, and 1/3 of the mozzarella. Repeat layers twice, ending with a final layer of noodles, sauce, and mozzarella.
6. Bake Until Bubbly
Cover with foil (sprayed with cooking spray to prevent sticking) and bake for 25 minutes. Remove foil and bake for another 10-15 minutes, until the cheese is golden brown and the edges are bubbling. Let rest for 10 minutes before serving.
Delicious Variations
Vegetarian
Skip the sausage and add extra mushrooms, spinach, or zucchini.
Spicy
Use hot Italian sausage and add red pepper flakes to the sauce.
Gluten-free
Use gluten-free lasagna noodles and ensure your marinara is GF.
How to Store Sausage And Mushroom Lasagna
Refrigerator
Store leftovers in an airtight container for up to 4 days.
Freezer
Freeze the assembled (unbaked) lasagna for up to 3 months. Thaw overnight before baking.
Reheating
Reheat individual slices in the microwave or oven at 350°F (175°C) until heated through.
Frequently Asked Questions
Q: Can I use regular lasagna noodles instead of no-boil?
Yes, but you'll need to boil them first. Use about 12 regular noodles, cook them al dente, and skip the water in the sauce.
Q: Can I make this lasagna ahead of time?
Absolutely. Assemble the lasagna up to 24 hours ahead, cover, and refrigerate. Bake as directed, adding 10-15 minutes to the covered time.
Q: What can I substitute for ricotta cheese?
Cottage cheese blended until smooth works well. You can also use a mixture of cream cheese and sour cream for a tangy twist.
Q: How do I prevent the lasagna from being watery?
Make sure to cook the sausage and mushrooms thoroughly to release excess moisture, and let the lasagna rest for 10 minutes after baking. Also, use low-moisture mozzarella.
Q: Can I freeze the baked lasagna?
Yes, you can freeze the baked lasagna. Let it cool completely, wrap tightly, and freeze for up to 3 months. Reheat in the oven at 350°F (175°C) until hot.
I hope this Sausage And Mushroom Lasagna becomes a favorite in your home like it is in mine. Give it a try and let me know how it turns out in the comments below. And remember, you're doing better than you think. Happy cooking!
Sausage And Mushroom Lasagna
Sausage And Mushroom Lasagna is the ultimate comfort food, with savory sausage, earthy mushrooms, and creamy cheese in every bite.
🧂 Ingredients
- 1 lb (450g) mild or hot Italian sausage, casings removed
- 8 oz (225g) cremini mushrooms, sliced
- 1 medium onion, diced
- 3 cloves garlic, minced
- 1 jar (24 oz / 680g) marinara sauce
- 1 cup (240ml) water
- 15 oz (425g) ricotta cheese
- 1 large egg
- 1/2 cup (50g) grated Parmesan cheese
- 2 cups (200g) shredded mozzarella cheese
- 9 no-boil lasagna noodles
- 2 tbsp (30ml) olive oil
📋 Instructions
- 1Preheat and Sauté Sausage — Preheat your oven to 375°F (190°C). 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. Transfer to a plate.
- 2Cook Mushrooms and Aromatics — In the same skillet, add mushrooms and onion. Cook until mushrooms are golden and onions are translucent, about 5 minutes. Add garlic and cook for 1 minute more, until fragrant.
- 3Simmer the Sauce — Return the sausage to the skillet. Pour in the marinara sauce and water. Stir to combine. Bring to a simmer and cook for 5 minutes. Season with salt and pepper to taste.
- 4Mix the Ricotta Filling — In a medium bowl, combine ricotta, egg, Parmesan, and a pinch of salt. Mix until smooth.
- 5Assemble the Lasagna — Spread 1 cup of the meat sauce on the bottom of a 9×13-inch baking dish. Top with 3 noodles, breaking to fit. Spread 1/3 of the ricotta mixture over the noodles, then 1/3 of the remaining sauce, and 1/3 of the mozzarella. Repeat layers twice, ending with a final layer of noodles, sauce, and mozzarella.
- 6Bake Until Bubbly — Cover with foil (sprayed with cooking spray to prevent sticking) and bake for 25 minutes. Remove foil and bake for another 10-15 minutes, until the cheese is golden brown and the edges are bubbling. Let rest for 10 minutes before serving.



