Savory sausage filling, fresh herbs, and melted mozzarella. This Italian sausage stuffed acorn squash is packed with cozy fall flavors!

This Italian sausage stuffed acorn squash is a yummy way to showcase the best flavors of fall. It’s hearty, satisfying, and perfect for a cozy autumn meal. I especially love this recipe because it lets me use fresh ingredients straight from my garden, like acorn squash, herbs, and onions.

This year, my acorn squash plants were incredibly productive, so I’ve been experimenting with new ways to enjoy them. This recipe is a winner! The sweetness of the squash complements the savory sausage filling perfectly. With the addition of fragrant herbs and melted mozzarella, it’s a simple yet elegant dish that’s sure to impress.

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Close-up of baked acorn squash halves filled with a savory stuffing, topped with melted cheese and garnished with chopped parsley, served on a white plate.

Ingredients

  • acorn squash
  • sweet Italian sausage
  • extra virgin olive oil
  • onion
  • garlic
  • marinara sauce
  • basil
  • oregano
  • Parmesan cheese
  • mozzarella cheese
  • salt
  • black pepper
  • Fresh basil or parsley for garnish (from your garden, if possible!)
Four roasted acorn squash halves filled with a savory mixture of ground meat, topped with melted cheese and garnished with chopped parsley, are arranged on a baking tray.

Instructions

  1. Preheat oven to 400 degrees F (200 degrees C).
  2. Place the squash halves cut-side up on a baking sheet.
  3. Bake in preheated oven for 30 minutes, or until slightly softened.
  4. While the squash is baking, heat the olive oil in a large skillet over medium heat.
  5. Add the sausage and cook, breaking it up with a spoon, until browned.
  6. Add the onion and garlic and cook until softened, about 5 minutes.
  7. Pour in the marinara sauce and stir in the Italian seasoning. Simmer for 10 minutes to allow the flavors to meld.
  8. Remove from heat and stir in the Parmesan cheese, salt, and pepper.
  9. Remove the squash from the oven and fill each half with the sausage mixture.
  10. Top with shredded mozzarella cheese.
  11. Return to the oven and bake for 15-20 minutes, or until the squash is tender, the filling is heated through and the cheese is melted and bubbly.
  12. Garnish with fresh basil or parsley.

If you don’t have fresh basil or parsley, you can use dried herbs instead. This recipe can be easily doubled or tripled to feed a crowd. I usually make one half per person.

A baked acorn squash half filled with a savory mixture, topped with melted cheese and garnished with fresh chopped parsley. The squash's edges are slightly browned, enhancing its appetizing appearance.

Variations to Spice Things Up

This recipe is a fantastic starting point, but don’t be afraid to get creative and make it your own! Here are a few ideas to inspire you:

  • Spice It Up: If you like a little heat, try using hot Italian sausage instead of sweet. You can also add a pinch of red pepper flakes to the filling for an extra kick.
  • Veggie Boost: Add more vegetables to the mix! Chopped bell peppers, mushrooms, or zucchini would all be delicious additions to the filling.
  • Cheese Lover’s Dream: Mix in some ricotta or fontina cheese along with the Parmesan for an extra creamy and cheesy filling.
  • Go Greek: Swap the Italian sausage for ground lamb, use feta cheese instead of mozzarella, and add some chopped olives and oregano to the filling for a Mediterranean twist.
  • Autumn Harvest: Embrace the fall flavors by adding chopped apples, cranberries, or pecans to the filling.

No matter what variations you choose, this Italian sausage stuffed acorn squash is sure to be a satisfying and flavorful meal. Have fun experimenting and enjoy the incredibly delicious results!

Make-Ahead Prep

  • The squash can be halved and baked a day ahead of time. To me, you’ll have better results baking it the day you plan to serve it.
  • The sausage filling can also be made ahead of time and stored in the refrigerator.

Storing Your Italian Stuffed Acorn Squash

Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. To me, it is unnecessary to freeze this recipe so I’ve never done it before. But if you want to do it, allow the stuffed squash to cool completely. Wrap tightly in plastic wrap and then in aluminum foil. Freeze for up to 2 months. To reheat, thaw overnight in the refrigerator and bake in a preheated oven at 350°F (175°C) until heated through.

Close-up of roasted acorn squash halves filled with a savory mixture, topped with melted cheese and chopped herbs. The dish is served on a rectangular white platter, highlighting its rich colors and textures.

Final Thoughts About Making Italian Sausage Stuffed Acorn Squash

This Italian sausage stuffed acorn squash is a delicious way to celebrate the flavors of fall. Whether you grow your own squash or buy it from the market, I hope you give this recipe a try! If you do, please tell me what you think in the comments below.

Want to learn how to grow acorn squash? Read this article from the Utah State University Cooperative Extension.

Thank you for visiting the blog today!

Enjoy your day! xo

Stacy Ling bricksnblooms logo
Close-up of baked acorn squash halves filled with a savory stuffing, topped with melted cheese and garnished with chopped parsley, served on a white plate.

Italian Sausage Stuffed Acorn Squash: A Flavor-Packed Fall Recipe

Stacy Ling
Savory sausage filling, fresh herbs, and melted mozzarella. This Italian sausage stuffed acorn squash is packed with cozy fall flavors!
Prep Time 10 minutes
Cook Time 45 minutes
Total Time 55 minutes
Course Main Course
Cuisine Italian
Servings 4 Servings
Calories 659 kcal

Ingredients
  

Instructions
 

  • Preheat oven to 400 degrees F (200 degrees C).
  • Place the squash halves cut-side up on a baking sheet.
    Four halves of acorn squash, hollowed out, placed face-up on a metal baking sheet. The squash has a bright orange interior and is set on a granite countertop, ready for roasting.
  • Bake in preheated oven for 30 minutes, or until slightly softened.
  • While the squash is baking, heat the olive oil in a large skillet over medium heat.
  • Add the sausage and cook, breaking it up with a spoon, until browned.
    Ground meat being browned in a black skillet, stirred with a wooden spatula. The meat is evenly distributed and sizzling on a countertop stove.
  • Add the onion and garlic and cook until softened, about 5 minutes.
    Ground meat with chopped onions cooking in a black skillet, being stirred with a wooden spatula. The meat is browned, and the onions are beginning to turn translucent.
  • Pour in the marinara sauce and stir in the Italian seasoning. Simmer for 10 minutes to allow the flavors to meld.
    A close-up of a skillet filled with browned ground meat being cooked, topped with a generous amount of bright red tomato sauce. A wooden spatula rests on the side of the pan.
  • Remove from heat and stir in the Parmesan cheese, salt, and pepper.
  • Remove the squash from the oven and fill each half with the sausage mixture.
  • Top with shredded mozzarella cheese.
  • Return to the oven and bake for 15-20 minutes, or until the squash is tender, the filling is heated through and the cheese is melted and bubbly.
    Four roasted acorn squash halves filled with a savory mixture of ground meat, topped with melted cheese and garnished with chopped parsley, are arranged on a baking tray.
  • Garnish with fresh basil or parsley.
    Close-up of baked acorn squash halves filled with a savory stuffing, topped with melted cheese and garnished with chopped parsley, served on a white plate.

Nutrition

Calories: 659kcalCarbohydrates: 33gProtein: 28gFat: 48gSaturated Fat: 18gPolyunsaturated Fat: 5gMonounsaturated Fat: 21gCholesterol: 110mgSodium: 16028mgPotassium: 1470mgFiber: 5gSugar: 5gVitamin A: 1750IUVitamin C: 38mgCalcium: 384mgIron: 5mg
Keyword sausage stuffed acorn squash, stuffed acorn squash
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