Butternut Squash Sausage Lasagna

Golden butternut squash sausage lasagna with bubbling mozzarella and roasted squash layers Save
Golden butternut squash sausage lasagna with bubbling mozzarella and roasted squash layers | cookingwithnadine.com

This satisfying layered dish brings together sweet roasted butternut squash and savory Italian sausage for a comforting Italian-American bake. The squash roasts until caramelized, adding natural sweetness that balances beautifully with seasoned pork sausage. Three cheeses—creamy ricotta, melted mozzarella, and nutty Parmesan—create rich, indulgent layers between tender noodles. Dried sage, oregano, and a hint of nutmeg enhance the autumn flavors, while marinara sauce ties everything together. Perfect for feeding six people, this hearty bake yields golden, bubbling results after just over an hour in the oven. Let it rest before slicing to ensure clean portions.

My kitchen smelled like autumn the first time I made this lasagna. The combination of roasted squash bubbling together with Italian sausage felt like discovering a secret handshake between comfort food and seasonal cooking. I was trying to use up an abundance of squash from my farm share, and this accidental experiment has since become the most requested dish at every family gathering.

I served this at a friend's November birthday dinner when she requested something cozy but not the usual suspects. We sat around the table for hours, and somewhere between the second and third helpings, someone mentioned this lasagna tasted like the kind of meal that fixes a bad week. Now it's my go-to for when people need feeding in the most nurturing way possible.

Ingredients

  • Butternut squash: Roasting it first concentrates natural sweetness and creates those caramelized edges that make every bite interesting
  • Italian sausage: Mild keeps it family friendly while spicy adds a nice kick that cuts through the creamy layers
  • Ricotta mixture: Adding an egg helps the filling stay put between layers instead of sliding out when you slice
  • No boil noodles: They absorb excess moisture from the vegetables while baking, preventing that soupy bottom layer problem
  • Nutmeg: Just a pinch bridges the gap between the squash and the cheeses in a way that surprises people

Instructions

Get your squash roasting:
Toss the cubed squash with olive oil and seasonings, then spread it on a baking sheet where it can get nicely caramelized edges while you prep everything else.
Build your flavor base:
Cook the onions until they're soft and translucent, add garlic for just thirty seconds so it does not burn, then brown the sausage thoroughly while breaking it up with your spoon.
Make the creamy filling:
Whisk together ricotta with an egg, half your Parmesan, and seasonings until it is smooth and spreadable.
Start layering:
Begin with sauce on the bottom of your dish to prevent sticking, then alternate noodles, ricotta, sausage, squash, more sauce, and mozzarella until you have used everything.
Bake until bubbling:
Cover with foil for the first thirty minutes so everything heats through evenly, then uncover to let that top layer of cheese get golden and gorgeous.
Hearty butternut squash sausage lasagna served warm on a white ceramic plate Save
Hearty butternut squash sausage lasagna served warm on a white ceramic plate | cookingwithnadine.com

Last winter my neighbor texted me at midnight asking for the recipe after she'd had it at a potluck. She ended up making it three times in one month, each for a different family going through something difficult. Food really does have this way of showing up when words do not feel like enough.

Make Ahead Magic

You can assemble the entire lasagna up to 24 hours before baking and keep it covered in the refrigerator. The flavors actually develop beautifully during this overnight rest, and the noodles have time to soften slightly from the sauce.

Freezing Instructions

Wrap the unbaked lasagna tightly with plastic and foil before freezing for up to three months. Thaw overnight in the refrigerator before baking, and add about fifteen minutes to the covered baking time.

Serving Suggestions

A crisp green salad with an acidic vinaigrette cuts through the richness perfectly, and a glass of medium bodied red wine like Chianti brings everything together. Crusty bread for sauce sopping is non negotiable.

  • Let leftovers cool completely before refrigerating
  • Individual portions reheat beautifully in the microwave
  • This lasagna freezes exceptionally well after baking too
Layered butternut squash sausage lasagna with tomato sauce and melted cheese topping Save
Layered butternut squash sausage lasagna with tomato sauce and melted cheese topping | cookingwithnadine.com

There is something deeply satisfying about pulling a bubbling lasagna from the oven and knowing you have made something that will genuinely comfort everyone at your table.

Common Questions

Absolutely. Simply omit the Italian sausage and replace it with sautéed mushrooms, spinach, or additional roasted vegetables. You might want to increase the seasonings slightly to maintain depth of flavor.

Yes, assemble the entire dish up to 24 hours in advance, cover tightly, and refrigerate. You may need to add 5-10 minutes to the covered baking time since it will start cold. Let it sit at room temperature for 20 minutes before baking.

Sweet potato, pumpkin, or delicata squash work well as alternatives. Sweet potato offers similar sweetness, while pumpkin provides a milder flavor. Roast them the same way as the butternut squash.

No, regular lasagna noodles work perfectly. Just cook them according to package directions until al dente before layering. No-boil noodles simply save a step and absorb extra moisture during baking.

Refrigerate in an airtight container for up to 4 days. Reheat individual portions in the microwave, or cover the entire dish with foil and warm at 180°C (350°F) for about 20 minutes until heated through.

Yes, either freeze before baking or after cooling completely. Wrap tightly in plastic wrap and foil, then freeze for up to 3 months. Thaw overnight in the refrigerator before baking as directed, adding extra time if baking from frozen.

Butternut Squash Sausage Lasagna

Savory layered bake with roasted butternut squash, Italian sausage, and three cheeses for a comforting autumn-inspired meal.

Prep 35m
Cook 55m
Total 90m
Servings 6
Difficulty Medium

Ingredients

Vegetables

  • 1 medium butternut squash (about 2 pounds), peeled, seeded, and diced
  • 2 tablespoons olive oil
  • 1 small yellow onion, finely chopped
  • 2 cloves garlic, minced
  • Kosher salt and freshly ground black pepper, to taste

Meats

  • 1 pound Italian sausage (mild or spicy), casings removed

Dairy

  • 14 ounces ricotta cheese
  • 8 ounces mozzarella cheese, shredded
  • 2 ounces Parmesan cheese, grated
  • 1 large egg

Pasta

  • 9-12 no-boil lasagna noodles (or regular, pre-cooked)

Sauce

  • 3 cups good-quality tomato sauce or marinara

Seasonings & Herbs

  • 1 teaspoon dried oregano
  • 1/2 teaspoon dried sage or thyme
  • 1/4 teaspoon ground nutmeg
  • Fresh basil (for garnish, optional)

Instructions

1
Roast the Butternut Squash: Preheat oven to 400°F. Toss butternut squash with 1 tablespoon olive oil, salt, and pepper. Spread on a baking sheet and roast for 20-25 minutes, until tender and lightly caramelized. Reduce oven to 350°F.
2
Sauté Aromatics: While the squash roasts, heat remaining olive oil in a large skillet over medium heat. Add onions and cook until translucent, about 3-4 minutes. Add garlic and cook for another 30 seconds.
3
Brown the Sausage: Add sausage to the skillet. Cook, breaking up with a spoon, until browned and cooked through. Stir in dried oregano, dried sage, and a pinch of nutmeg. Remove from heat.
4
Prepare the Squash: Mash roasted butternut squash lightly with a fork, leaving some chunks for texture.
5
Make the Ricotta Filling: In a bowl, mix ricotta with egg, half the Parmesan, salt, and pepper until well combined.
6
Begin Assembly: Lightly oil a 9x13-inch baking dish. Spread 1/2 cup tomato sauce on the bottom. Layer 3-4 noodles over the sauce.
7
First Layer: Spread one-third of the ricotta mixture over noodles, add one-third of the sausage mixture, one-third of the butternut squash, a handful of mozzarella, and about 1/3 cup tomato sauce.
8
Build Remaining Layers: Repeat layers twice more: noodles, ricotta, sausage, squash, mozzarella, sauce.
9
Final Layer: Finish with a final layer of noodles, the remaining sauce on top, and scatter with the rest of the mozzarella and Parmesan.
10
Bake Covered: Cover with foil (sprayed with oil to prevent sticking). Bake at 350°F for 30 minutes.
11
Brown and Finish: Remove foil and bake an additional 15-20 minutes until cheese is golden and bubbling.
12
Rest and Serve: Cool for 10-15 minutes before slicing. Garnish with fresh basil if desired.
Additional Information

Equipment Needed

  • Chef's knife
  • Roasting tray
  • Large skillet
  • Mixing bowls
  • 9x13-inch baking dish
  • Aluminum foil

Nutrition (Per Serving)

Calories 540
Protein 27g
Carbs 45g
Fat 28g

Allergy Information

  • Contains wheat (gluten), egg, and milk (dairy)
  • Sausage may contain other allergens (check labels)
  • Always check ingredient labels for specific allergens
Nadine Carter

Sharing approachable recipes, kitchen hacks, and practical cooking tips for home cooks and food lovers.