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
- Heat a large skillet over medium-high heat and cook the ground beef until browned, breaking it apart with a spoon.
- Add the diced onion and cook for about 3–4 minutes until softened.
- Stir in the minced garlic and cook for another minute until fragrant.
- Mix in the diced tomatoes, tomato sauce, tomato paste, Italian seasoning, oregano, basil, paprika, crushed red pepper flakes, salt, black pepper, and beef broth.
- Stir everything together and let the sauce simmer for 3–4 minutes.
- Carefully wash the spaghetti squash and trim only the stem if necessary. Leave the squash whole.
- Pour the meat sauce into the bottom of a large slow cooker.
- Place the whole spaghetti squash on top of the meat sauce.
- 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.
- Carefully remove the squash and allow it to cool slightly before handling.
- Slice each squash in half lengthwise and scoop out the seeds.
- Using a fork, gently scrape the flesh into long spaghetti-like strands.
- Stir some of the meat sauce into the squash strands or serve the sauce over the squash.
- 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