Slow Cooker Spaghetti Bolognese

 

Introduction

There’s nothing better than a bowl of hearty spaghetti Bolognese — and using a slow cooker makes it even easier. The long, gentle simmer develops rich flavors without constant stirring, perfect for busy families or meal prepping.

Serve this sauce over spaghetti or your favorite pasta, and enjoy an authentic Italian-inspired comfort meal with minimal effort.

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Ingredients

• 1 lb (450g) ground beef (or mix with ground pork for extra flavor)

• 1 tablespoon olive oil

• 1 onion, finely chopped

• 2 cloves garlic, minced

• 2 carrots, finely diced

• 2 celery sticks, finely diced

• 1 can (14 oz) crushed tomatoes

• 2 tablespoons tomato paste

• 1 teaspoon dried oregano

• 1 teaspoon dried basil

• 1 teaspoon sugar (optional, balances acidity)

• 1 cup beef broth (or red wine for depth)

• Salt and black pepper, to taste

• Fresh parsley or basil, for garnish

• Cooked spaghetti, to serve

• Parmesan cheese, for serving

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Instructions

1. Brown the Meat

• In a skillet, heat olive oil over medium heat.

• Add ground beef and cook until browned, breaking it apart with a spoon. Drain excess fat if needed.

2. Prep the Vegetables

• Add onion, garlic, carrots, and celery to the skillet. Cook for 3–4 minutes until softened.

3. Transfer to Slow Cooker

• Place meat and vegetables into the slow cooker.

• Stir in crushed tomatoes, tomato paste, broth/wine, oregano, basil, sugar, salt, and pepper.

4. Cook Low and Slow

• Cover and cook on LOW for 6–8 hours or HIGH for 3–4 hours, until sauce thickens and flavors meld.

5. Serve

• Cook spaghetti according to package instructions.

• Toss with sauce or spoon sauce over pasta.

• Garnish with fresh herbs and Parmesan.

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Tips and Variations

• Make Ahead: Store sauce in fridge for up to 3 days or freeze for up to 3 months.

• Add Veggies: Mushrooms, zucchini, or spinach can be added for extra nutrition.

• Richer Flavor: Use half beef, half Italian sausage or add a splash of milk at the end for creaminess.

• Gluten-Free: Serve with gluten-free pasta or zucchini noodles.

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Serving Ideas

• Pair with garlic bread and a side salad for a full meal.

• Use leftovers as a filling for lasagna, baked potatoes, or stuffed peppers.

• Turn into a Bolognese bake with pasta and mozzarella.

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Conclusion

Slow Cooker Spaghetti Bolognese is the ultimate set-it-and-forget-it meal — perfect for busy days when you still want something homemade and hearty. With tender meat, rich tomato sauce, and classic Italian herbs, it’s guaranteed to become a family favorite.