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Slow Cooker Spaghetti Squash with Meat Sauce

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Slow Cooker Spaghetti Squash with Meat Sauce

Description

Slow Cooker Spaghetti Squash with Meat Sauce is a wholesome, comforting meal that’s packed with rich Italian flavors while keeping things light and satisfying. Instead of traditional pasta, tender spaghetti squash cooks slowly until it transforms into delicate, noodle-like strands that pair beautifully with a hearty homemade meat sauce. Ground beef, tomatoes, garlic, onions, and Italian herbs simmer together for hours, creating a deeply flavorful sauce that infuses the squash as it cooks. The slow cooker does almost all the work, making this recipe perfect for busy weeknights, meal prep, or a cozy family dinner. Once the squash is tender, simply scrape the flesh into spaghetti-like strands and mix it with the savory meat sauce for a nutritious, low-carb meal. Top with freshly grated Parmesan cheese, chopped parsley, or fresh basil for a restaurant-quality finish. Whether you’re following a lower-carb lifestyle or simply looking for a delicious way to enjoy more vegetables, this easy slow cooker recipe delivers incredible flavor with very little effort. Serve it with garlic bread, a crisp green salad, or roasted vegetables for a complete and satisfying dinner.

Ingredients For the Squash

  • 2 medium spaghetti squash
  • 1 tablespoon olive oil
  • ½ teaspoon salt
  • ½ teaspoon black pepper

For the Meat Sauce

  • 1 pound lean ground beef
  • 1 small onion, diced
  • 3 garlic cloves, minced
  • 1 (14-ounce) can diced tomatoes
  • 1 (15-ounce) can tomato sauce
  • 2 tablespoons tomato paste
  • 1 teaspoon Italian seasoning
  • 1 teaspoon dried oregano
  • ½ teaspoon dried basil
  • ½ teaspoon smoked paprika
  • ½ teaspoon crushed red pepper flakes (optional)
  • 1 teaspoon salt
  • ½ teaspoon black pepper
  • ½ cup beef broth

For Garnish

  • Fresh parsley, chopped
  • Fresh basil
  • Grated Parmesan cheese

Step-by-Step Instructions

  1. Heat a large skillet over medium-high heat and cook the ground beef until browned, breaking it apart with a spoon.
  2. Add the diced onion and cook for about 3–4 minutes until softened.
  3. Stir in the minced garlic and cook for another minute until fragrant.
  4. Mix in the diced tomatoes, tomato sauce, tomato paste, Italian seasoning, oregano, basil, paprika, crushed red pepper flakes, salt, black pepper, and beef broth.
  5. Stir everything together and let the sauce simmer for 3–4 minutes.
  6. Carefully wash the spaghetti squash and trim only the stem if necessary. Leave the squash whole.
  7. Pour the meat sauce into the bottom of a large slow cooker.
  8. Place the whole spaghetti squash on top of the meat sauce.
  9. Cover with the lid and cook on LOW for 6–7 hours or HIGH for 3–4 hours, until the squash is tender when pierced with a knife.
  10. Carefully remove the squash and allow it to cool slightly before handling.
  11. Slice each squash in half lengthwise and scoop out the seeds.
  12. Using a fork, gently scrape the flesh into long spaghetti-like strands.
  13. Stir some of the meat sauce into the squash strands or serve the sauce over the squash.
  14. Garnish generously with Parmesan cheese, parsley, and fresh basil before serving.

Tips, Notes & Q&A

  • Choose spaghetti squash that fits comfortably inside your slow cooker.
  • Browning the beef before slow cooking develops a richer flavor.
  • If your slow cooker is smaller, cut the squash in half and remove the seeds before placing it inside.
  • Ground turkey or Italian sausage can be substituted for the beef.
  • Add mushrooms, spinach, zucchini, or bell peppers for extra vegetables.
  • Leftovers store well in an airtight container in the refrigerator for up to 4 days.
  • Freeze the cooled meat sauce separately for up to 3 months.

Can I cook the squash without browning the beef first?
Yes, but browning the meat first creates a deeper, more flavorful sauce.

Can I make this vegetarian?
Absolutely. Replace the ground beef with lentils, chopped mushrooms, or your favorite plant-based meat substitute.

Do I have to cook the squash whole?
No. If your slow cooker is small, halve the squash first, remove the seeds, and reduce the cooking time slightly.

Servings & Nutrition

Servings: 6

Approximate Nutrition Per Serving

  • Calories: 305
  • Protein: 22g
  • Carbohydrates: 18g
  • Fat: 16g
  • Saturated Fat: 5g
  • Fiber: 4g
  • Sugar: 8g
  • Sodium: 540mg
  • Calcium: 8% DV
  • Iron: 18% DV

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