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Baked Spaghetti Squash and Meatballs: The Best Low-Carb Comfort

Published: Oct 7, 2025 by Dia Martinez · This post may contain affiliate links · Leave a Comment

As I lifted the golden, roasted spaghetti squash from the oven, the intoxicating aroma filled my kitchen, inviting everyone to the table. This Baked Spaghetti Squash and Meatballs isn’t just a meal; it’s a comforting hug in a dish that warms the soul while keeping things light and low-carb. With tender strands of squash serving as a delightful substitute for traditional noodles, you can savor all the rich flavors without the guilt. Plus, this recipe allows for endless customization—allergies, diet preferences, or simply a craving for something different. You can swap in your favorite proteins or experiment with various cheeses and sauces. It’s a winning dish for any night of the week! Will you go classic with marinara, or venture into a creamy pesto twist? Let’s dive in and create a meal that promises to turn your dinner routine into a flavorful adventure!

Why Will You Adore This Dish?

**Comforting **: This Baked Spaghetti Squash and Meatballs will make you feel right at home! It’s a warm, inviting dish perfect for family dinners or cozy nights in.

Low-Carb: Enjoy all the classic flavors without the carbs! Spaghetti squash serves as a fulfilling noodle alternative, making this dish a guilt-free pleasure.

Versatile: Customize it to your heart’s content! Whether you prefer ground turkey, beef, or plant-based options, you can easily tweak this recipe to suit your taste.

Easy: The straightforward cooking steps let you whip up this comforting meal even on busy weeknights. Bake, brown, and assemble—simple as that!

Crowd-Pleaser: Serve this dish and watch everyone at the table smile. It's a delightful combination of flavors and textures that appeals to both kids and adults alike.

Let’s explore the myriad of options for making this dish uniquely yours today!

Baked Spaghetti Squash and Meatballs Ingredients

For the Squash

  • Spaghetti Squash – A must for a low-carb noodle substitute; choose a firm one for the best texture.
  • Olive Oil – Used for roasting; avocado oil can be a great substitute if desired.

For the Meatballs

  • Ground Turkey or Beef – Provides delicious flavor and protein; can be swapped for your favorite ground meat.
  • Minced Garlic – Fresh garlic is preferred for the best aromatic flavor in your meatballs.
  • Beaten Egg – This helps bind the meatballs; for a vegan version, consider a flax egg as a substitute.
  • Parmesan Cheese – Adds rich savory notes; nutritional yeast works well for a dairy-free alternative.
  • Dried Basil & Parsley – These herbs enhance the flavor beautifully; feel free to use fresh if available.
  • Seasoned Breadcrumbs – Essential for binding; opt for gluten-free breadcrumbs or crushed oats for a gluten-free dish if needed.

For Assembly

  • Marinara Sauce – The delicious base for this dish; homemade or your favorite store-bought version works beautifully.
  • Mozzarella Cheese – Topping this dish adds a melty, creamy texture; for a vegan twist, try a dairy-free cheese.

Step‑by‑Step Instructions for Baked Spaghetti Squash and Meatballs

Step 1: Preheat the Oven
Start by preheating your oven to 400°F (200°C). This high heat will create the perfect environment for roasting your spaghetti squash, ensuring it becomes tender and flavorful. While the oven heats, you can prepare the squash, making your kitchen efficient and ready for this delightful Baked Spaghetti Squash and Meatballs dish.

Step 2: Prepare the Spaghetti Squash
Carefully cut the spaghetti squash in half lengthwise using a sharp knife, and scoop out the seeds with a spoon. Brush the cut sides generously with olive oil then sprinkle with salt and pepper for flavor. Place the squash cut-side down on a baking sheet lined with parchment paper, and roast for 25–30 minutes until the flesh is fork-tender and easily scraped into spaghetti-like strands.

Step 3: Make the Meatballs
In a large mixing bowl, combine your choice of ground turkey or beef with minced garlic, beaten egg, parmesan cheese, dried basil, parsley, seasoned breadcrumbs, and a pinch of salt and pepper. Mix gently until just combined; be careful not to overmix to keep the meatballs tender. Form the mixture into 1 to 1.5-inch meatballs, placing them on a plate as you go.

Step 4: Brown the Meatballs
In a skillet over medium heat, warm a drizzle of olive oil. Once hot, add the meatballs in batches, ensuring not to overcrowd the pan. Cook until they are browned on all sides, about 5–7 minutes. This step adds deep, rich flavor to your Baked Spaghetti Squash and Meatballs, and ensures they are juicy inside.

Step 5: Assemble the Dish
In a baking dish, spread a layer of marinara sauce across the bottom to prevent sticking and add moisture. Use a fork to scrape the strands of roasted spaghetti squash into the dish, distributing them evenly. Add the browned meatballs on top, pour additional marinara sauce over the meatballs, and sprinkle with mozzarella cheese for a creamy, melting finish.

Step 6: Bake
Transfer the assembled dish to the preheated oven and bake for 20 minutes, or until the mozzarella cheese is bubbly and turning golden brown. This final baking step melds all the flavors together, making your Baked Spaghetti Squash and Meatballs a warm and inviting comfort food, ready to be served.

Baked Spaghetti Squash and Meatballs Variations

Feel free to unleash your creativity and customize this dish to match your taste and dietary needs!

  • Different Proteins: Swap beef for ground chicken or turkey for a lighter option, or choose plant-based grounds for a delicious vegan twist.

  • Cheese Alternatives: Use different cheese blends like asiago or gouda for a fun flavor experiment; they’ll add unique depth to your meatballs.

  • Sauce Swaps: Trade marinara for a luscious homemade pesto that gives a fresh herbal note, transforming the dish beautifully. It’s a delightful surprise!

  • Extra Veggies: Incorporate finely chopped spinach or grated zucchini into the meatball mixture for added nutrients and moisture. Kids won’t even notice!

  • Gluten-Free Breadcrumbs: If you’re avoiding gluten, replace regular breadcrumbs with gluten-free ones or ground oats for the same binding effect.

  • Spice It Up: Add a dash of red pepper flakes to the marinara or meatball mixture for a touch of heat that will spice up your dinner experience.

  • Herb Variations: Experiment with different herbs like thyme or oregano in place of basil and parsley; they can impart wonderful flavors that elevate your dish.

  • Nut-Free Options: For a nut-free diet, ensure all bread products used are nut-free and opt for sunflower seed butter in place of any nut-based sauces if desired.

And don’t forget, this comforting meal pairs beautifully with a fresh arugula salad or some crusty bread to soak up all that delicious sauce!

What to Serve with Baked Spaghetti Squash and Meatballs

Creating a complete meal means balancing flavors and textures that dance together on your plate, enhancing your dining experience.

  • Garlic Bread: The crunchy, buttery goodness of garlic bread pairs perfectly. Its satisfying crunch complements the tender meatballs beautifully.

  • Arugula Salad: A peppery arugula salad brings freshness and crunch, cutting through the richness of the cheese and meatballs. Toss in a lemon vinaigrette for a bright contrast.

  • Roasted Vegetables: Seasonal roasted vegetables add a mix of sweetness and earthiness. Try zucchini, bell peppers, or carrots; they make for a colorful, nutritious side.

  • Zucchini Noodles: For an extra dose of veggies, zucchini noodles offer another low-carb alternative. They’ll soak up the marinara sauce, enhancing every bite.

  • Steamed Asparagus: Bright and vibrant asparagus drizzled with olive oil makes a light, elegant side. The natural flavors balance out the richness of the meatballs perfectly.

  • Crisp White Wine: A chilled glass of Sauvignon Blanc can complement the savory flavors. Its acidity lifts the dish, making each bite even more delightful.

Enjoy crafting your meal around the comforting essence of Baked Spaghetti Squash and Meatballs—a dish destined to warm your heart and satisfy your cravings!

Make Ahead Options

These Baked Spaghetti Squash and Meatballs are perfect for meal prep enthusiasts! You can roast the spaghetti squash up to 24 hours in advance—just let it cool, scrape the strands, and refrigerate them in an airtight container. Additionally, the meatballs can be made and browned up to 3 days ahead; store them in the fridge and reheat gently before assembly. When you're ready to serve, simply layer the squash and meatballs in your baking dish with marinara, top with mozzarella, and bake for 20 minutes until bubbly and golden. This way, you can enjoy a comforting homemade meal without the last-minute rush!

Storage Tips for Baked Spaghetti Squash and Meatballs

Fridge: Store leftovers in an airtight container for up to 3-4 days. This keeps the flavors fresh while ensuring the meatballs and squash retain their delightful textures.

Freezer: For longer storage, freeze portions in freezer-safe containers for up to 2 months. Thaw overnight in the fridge before reheating for optimal taste and consistency.

Reheating: Gently reheat in the microwave or oven until warm, ensuring the meatballs are heated through. A splash of marinara sauce can help keep the dish moist while warming.

Make-Ahead: Consider preparing the meatballs and sauce in advance. Store them separately until you’re ready to assemble your Baked Spaghetti Squash and Meatballs for a quick, comforting meal later on.

Expert Tips for Baked Spaghetti Squash and Meatballs

Cut Safely: Use a sharp knife to halve the spaghetti squash. If you're struggling, consider microwaving it for a few minutes to soften.

Don’t Overmix: It's key to gently combine the meatball ingredients. Overmixing can lead to tough meatballs, so mix just until combined.

Choose the Right Meat: Opt for lean ground turkey or beef for a healthier option. You can also experiment with different meats or plant-based substitutes.

Let It Cool: Allow the dish to cool slightly before refrigerating leftovers. This helps maintain the texture of the spaghetti squash and meatballs when reheating.

Customize Wisely: Feel free to swap out marinara for pesto or use different cheeses. Just ensure any substitutes complement the flavor of your baked spaghetti squash and meatballs.

Baked Spaghetti Squash and Meatballs Recipe FAQs

How do I choose the best spaghetti squash?
Absolutely! When selecting spaghetti squash, look for a firm, unblemished squash without any dark spots. A weighty squash indicates ripeness, and it should feel solid in your hands. Avoid any soft or discolored spots, as these may indicate spoilage.

What’s the best way to store leftovers?
For sure! Store your leftover Baked Spaghetti Squash and Meatballs in an airtight container in the fridge for up to 3-4 days. Make sure it's cooled down before sealing it, which helps maintain its texture and flavor.

Can I freeze this dish?
Yes, you can! To freeze your Baked Spaghetti Squash and Meatballs, allow the dish to cool completely, then portion it into freezer-safe containers or bags. Be sure to label them with the date. It can be stored for up to 2 months. When ready to enjoy again, transfer it to the fridge to thaw overnight before reheating.

What should I do if my meatballs are tough?
Very! If you find your meatballs are tough, it often means they were overmixed or overcooked. For the next batch, gently combine your ingredients until just mixed; this is key for tender meatballs. Also, make sure to brown them on medium heat just until they're cooked through, rather than cooking on high heat.

Are there any dietary considerations for pets or allergies?
Absolutely! While this dish is low-carb, it often contains ingredients like onions and garlic, which can be harmful to pets. Therefore, keep leftovers away from your furry friends! Additionally, if you or anyone you’re serving has allergies, be mindful of the ingredients—such as breadcrumbs and cheese—and feel free to substitute as needed.

Can I make this recipe vegan?
Yes, definitely! For a vegan version of Baked Spaghetti Squash and Meatballs, you can replace the ground meat with plant-based grounds, use a flax egg instead of a regular egg, and swap out the cheese for nutritional yeast or a dairy-free alternative. These adjustments maintain the delicious flavors while catering to a vegan diet!

Baked Spaghetti Squash and Meatballs

Baked Spaghetti Squash and Meatballs: The Best Low-Carb Comfort

Savor the rich flavors of Baked Spaghetti Squash and Meatballs, a low-carb comfort dish that invites customization and warmth.
Print Recipe Pin Recipe
Prep Time 15 minutes mins
Cook Time 1 hour hr
Total Time 1 hour hr 15 minutes mins
Servings: 4 servings
Course: dinner
Cuisine: American
Calories: 400
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Squash
  • 1 medium Spaghetti Squash Choose a firm one for the best texture.
  • 2 tablespoons Olive Oil Can substitute with avocado oil.
For the Meatballs
  • 1 pound Ground Turkey or Beef Can be swapped for your favorite ground meat.
  • 3 cloves Minced Garlic Fresh garlic is preferred.
  • 1 large Beaten Egg Consider a flax egg for a vegan version.
  • ½ cup Parmesan Cheese Nutritional yeast works for a dairy-free alternative.
  • 1 tablespoon Dried Basil Feel free to use fresh if available.
  • 1 tablespoon Dried Parsley Feel free to use fresh if available.
  • ½ cup Seasoned Breadcrumbs Opt for gluten-free if needed.
For Assembly
  • 1 cup Marinara Sauce Homemade or store-bought works beautifully.
  • 1 cup Mozzarella Cheese Try a dairy-free cheese for a vegan twist.

Equipment

  • oven
  • baking sheet
  • skillet
  • mixing bowl
  • sharp knife
  • spoon

Method
 

Step-by-Step Instructions
  1. Preheat your oven to 400°F (200°C).
  2. Carefully cut the spaghetti squash in half lengthwise, scoop out the seeds, brush with olive oil, then sprinkle with salt and pepper. Roast cut-side down for 25–30 minutes until tender.
  3. In a large bowl, combine ground turkey or beef with minced garlic, beaten egg, parmesan cheese, herbs, breadcrumbs, and salt & pepper. Mix gently and form into meatballs.
  4. In a skillet over medium heat, heat olive oil and brown the meatballs in batches for 5–7 minutes until cooked through.
  5. In a baking dish, layer marinara sauce, scrape spaghetti squash strands into the dish, top with meatballs, add more sauce, and sprinkle with mozzarella cheese.
  6. Bake in the preheated oven for 20 minutes until the cheese is bubbly and golden.

Nutrition

Serving: 1servingCalories: 400kcalCarbohydrates: 20gProtein: 30gFat: 20gSaturated Fat: 8gPolyunsaturated Fat: 2gMonounsaturated Fat: 5gCholesterol: 80mgSodium: 600mgPotassium: 800mgFiber: 6gSugar: 6gVitamin A: 15IUVitamin C: 25mgCalcium: 20mgIron: 10mg

Notes

Customize the sauce and cheese to your preference. Ensure any substitutes complement the flavor of the dish.

Tried this recipe?

Let us know how it was!

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I'm a passionate home cook and recipe developer who has been creating and testing family-friendly recipes for over 8 years. Every recipe on DiaRecipes is tested multiple times in my own kitchen before sharing it with you

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