Delicious Spaghetti Squash Recipes with Ground Beef for a Cozy, Low-Carb Dinner

Spaghetti squash recipes with ground beef are a perfect way to enjoy a wholesome, comforting meal during the colder months. This hearty dish combines roasted spaghetti squash with savory ground beef, rich tomato sauce, and melty cheese—making it a winter favorite in my home. Inspired by my Nonna’s rustic casseroles, this recipe brings together American comfort food with just the right touch of Italian flavor.

Whether baked as a casserole or whipped up in a skillet, it’s a satisfying low-carb dinner that serves four—ideal for busy weeknights or cozy family dinners.

🥘 Why You’ll Love The Spaghetti Squash Recipes with Ground Beef

Spaghetti Squash Recipes with Ground Beef and marinara sauce
A flavorful twist on pasta night—spaghetti squash stuffed with juicy ground beef
  • Wholesome Comfort: All the cozy flavors of a pasta bake, minus the carbs.
  • Nutritious: Packed with protein, fiber, and essential vitamins.
  • Family-Friendly: A hit with kids and adults alike.
  • Meal Prep Ready: Keeps well and is easy to reheat for lunch or dinner.

🛒 Ingredients

Here’s everything you need to make this spaghetti squash and ground beef casserole:

For the Squash:

  • 1 medium spaghetti squash (about 3–4 lbs)
  • 1 tbsp olive oil
  • Salt and pepper to taste

For the Filling:

  • 1 lb ground beef (lean, preferably 85/15)
  • 1 small yellow onion, finely chopped
  • 2 garlic cloves, minced
  • 1 ½ cups marinara or crushed tomatoes
  • 1 tsp dried oregano
  • ½ tsp dried basil
  • ½ tsp crushed red pepper flakes (optional)
  • Salt and pepper to taste

For the Topping:

  • 1 cup shredded mozzarella cheese
  • ¼ cup grated Parmesan
  • Fresh parsley or basil for garnish

🔪 Instructions

Stuffed spaghetti squash halves with tomato beef mixture and herbs
Ditch the carbs, not the flavor—try this delicious spaghetti squash with beef

1. Roast the Spaghetti Squash

  1. Preheat oven to 400°F (200°C).
  2. Halve the squash lengthwise, remove the seeds, then drizzle with olive oil and sprinkle with your favorite seasonings.
  3. Place face-down on a baking sheet lined with parchment.
  4. Roast for 35–40 minutes or until tender.
  5. Let cool slightly, then scrape with a fork to create spaghetti-like strands.

2. Prepare the Beef Mixture

  1. As the squash roasts, warm a skillet over medium-high heat..
  2. Sauté the onion until translucent (about 5 minutes).
  3. Add garlic and cook another minute.
  4. Add the ground beef, break it up with a spoon, and cook until it’s nicely browned.
  5. Drain excess fat if needed.
  6. Pour in the marinara sauce, toss in the herbs and seasonings, and let it simmer for 10 minutes.

3. Combine & Bake

  1. Lower oven temperature to 375°F (190°C).
  2. In a mixing bowl or directly in a casserole dish, combine squash strands with beef mixture.
  3. Spread into a baking dish and top with mozzarella and Parmesan.
  4. Bake for 15–20 minutes, until bubbly and golden.
  5. Garnish and serve hot!

👩‍🍳 Tips & Variations

  • Cheese Swap: Try cheddar or provolone for a twist.
  • Craving heat? Toss in more chili flakes or some diced jalapeños.
  • Go Low-FODMAP: Skip the onion and garlic and use infused oils instead

🧊 Storage & Reheating

  • Refrigerate in a sealed container and enjoy within 4 days.
  • Reheat: Microwave in 1-minute intervals or bake at 350°F until warmed through.
  • Freeze : individual portions for up to 3 months, and thaw overnight in the fridge before reheating..

🧮 Nutrition (Per Serving)

  • Calories: ~420
  • Protein: 28g
  • Carbs: 12g
  • Fat: 28g
  • Fiber: 4g

Note: Nutrition values are estimates and may vary based on brand or portion.

❓ FAQs

Can I make this recipe dairy-free?

Yes! Use dairy-free cheese alternatives or nutritional yeast for that cheesy flavor.

Is spaghetti squash keto-friendly?

Absolutely—it’s low in carbs and a great substitute for pasta in keto recipes.

Can I prepare this ahead of time?

You can prep the dish up to a day in advance—just bake it when you’re ready to serve.

Healthy dinner of roasted spaghetti squash and savory ground beef
Ground beef never looked so good—served right inside roasted spaghetti squash!

🥄 Final Thoughts

If you’re looking for a cozy, nourishing dish to warm up your winter evenings, this spaghetti squash recipe with ground beef delivers every time. It’s got the comforting essence of a traditional pasta bake with a healthy twist that doesn’t compromise on flavor. Whether you’re feeding a hungry family or prepping meals for the week, this dish is a satisfying, simple solution.

I hope this dish fills your kitchen with the same joy it’s brought to mine.Give it a try, make it your own, and don’t forget to share your version—I’d love to hear how it turns out!

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