Best Crockpot Spaghetti Sauce – Rich, Easy & Slow-Cooked

Servings: 6 Total Time: 6 hrs 20 mins Difficulty: Beginner
This crockpot spaghetti sauce is rich, flavorful, and incredibly easy—just toss everything in and let it simmer all day!
Slow-cooked crockpot spaghetti sauce in a ceramic pot with herbs and tomatoes. pinit

Some days, the last thing I want to do is stand over the stove—especially after a long day of errands, emails, and spilled juice on the floor. That’s when I remember this gem: my crockpot spaghetti sauce. It’s the kind of recipe that does all the work while you do… literally anything else.

I learned this slow-cooked magic from my Italian-American neighbor back in New Jersey. She never rushed her sauce—“The flavor comes from time,” she’d say, ladling a deep red spoonful over fresh pasta. I adapted her recipe for the slow cooker, and the result? A rich, herby, deeply satisfying sauce that tastes like Sunday dinner but takes zero effort.

This recipe saved my sanity more times than I can count. It’s perfect for batch cooking, freezer stocking, or feeding a crowd. Just dump, stir, and walk away.

Written by Magali, Cooking With Magali.

Why You’ll Love This Spaghetti Sauce 💛

Crockpot spaghetti sauce slow-cooked with herbs and tomatoes in a ceramic pot.

🍅 Deep, Slow-Cooked Flavor
Letting the sauce simmer all day gives it richness that stovetop versions just can’t match.

🧄 Minimal Prep, Maximum Reward
No sautéing, no babysitting—just add the ingredients to your crockpot and go.

🍝 Family-Friendly & Freezer-Friendly
Make a big batch and enjoy it now, tomorrow, and weeks from now (because it freezes beautifully!).

🌿 Customizable to Your Taste
Make it meaty, make it vegan, make it spicy—this sauce plays well with your favorite twists.

Ingredient Highlights from Chef Magali’s Kitchen 🍅

Crockpot spaghetti sauce slow-cooked with herbs and tomatoes in a ceramic pot.

This recipe starts with ground beef, browned and seasoned just right, layered with tomato sauce, tomato paste, and a touch of sugar to round out the acidity. You’ll also find:

  • Fresh garlic and chopped onion for aromatic depth
  • Aromatics like oregano, basil, and bay leaf to bring that Italian magic
  • Water and olive oil to create the perfect consistency
  • And a pinch of love—because that’s my secret ingredient

You can absolutely make it your own: swap the beef for turkey, skip the meat entirely for a vegetarian version, or add sautéed mushrooms for an earthy boost.

Tools You’ll Need 🛠️

Minimal effort, minimal cleanup:

  • A crockpot or slow cooker
  • A skillet or sauté pan to brown the beef
  • A cutting board and knife
  • A wooden spoon for stirring
  • A few containers if you plan to freeze leftovers (which you should!)

How to Store, Reheat & Freeze Like a Pro ❄️

  • Fridge: Keeps for 4–5 days in an airtight container.
  • Freezer: Freeze in individual or family-size portions for up to 3 months.
  • Reheat: On the stovetop over low heat or microwave in bursts, stirring in between.
  • Bonus Tip: Add a splash of water or olive oil when reheating to revive the texture.

Variations to Spice It Up 🔥

🥩 Make it Meaty: Add Italian sausage, pancetta, or even meatballs.
🌱 Go Plant-Based: Use lentils or sautéed mushrooms instead of meat.
🌶️ Turn Up the Heat: Add chili flakes or a spoonful of harissa.
🧀 Creamy Twist: Stir in a splash of cream or a scoop of ricotta for richness.

Best Ways to Serve This Sauce 🍷

  • Poured over classic spaghetti or tagliatelle
  • Layered into lasagna with béchamel
  • Spooned onto crusty garlic bread
  • Used as a base for pizza night
  • Served with a glass of red wine and a sprinkle of parmesan (chef’s orders!)

Slow-cooked crockpot spaghetti sauce in a ceramic pot with herbs and tomatoes. pinit
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Best Crockpot Spaghetti Sauce – Rich, Easy & Slow-Cooked

Difficulty: Beginner Prep Time 10 mins Cook Time 6 hrs Rest Time 10 mins Total Time 6 hrs 20 mins
Servings: 6 Calories: 180
Best Season: Suitable throughout the year

Description

This Crockpot Spaghetti Sauce is the ultimate make-ahead meal: rich, hearty, slow-cooked, and bursting with Italian flavor. It combines crushed tomatoes, aromatic herbs, garlic, and ground meat (or meat-free if you prefer) to create a sauce that’s way better than anything from a jar. The best part? Your crockpot does all the work while your home fills with the most comforting, mouthwatering aroma. This is the kind of recipe you’ll turn to again and again—for pasta night, lasagna, or meal prep.

Ingredients

Cooking Mode Disabled

Instructions

  1. In a skillet, heat olive oil over medium heat. Add onion and cook until softened, about 3 minutes. Stir in garlic and cook for 1 minute. Add ground beef or turkey and cook until browned. Drain excess fat.

  2. Add the cooked meat and aromatics to the slow cooker.

  3. Stir in crushed tomatoes, tomato paste, sugar, oregano, basil, thyme, salt, pepper, and red pepper flakes (if using). Toss in the bay leaf.

  4. Cover and cook on LOW for 6–8 hours, or on HIGH for 3–4 hours, stirring occasionally.

  5. Discard the bay leaf, taste the sauce, and adjust salt, pepper, or herbs if needed.

  6. Spoon over cooked spaghetti, top with fresh parsley or basil, and serve hot.

Nutrition Facts

Servings 6


Amount Per Serving
Calories 180kcal
% Daily Value *
Total Fat 7g11%
Total Carbohydrate 16g6%
Protein 11g22%

* Percent Daily Values are based on a 2,000 calorie diet. Your daily value may be higher or lower depending on your calorie needs.

Note

  • For a deeper flavor, refrigerate overnight—sauce tastes even better the next day.
  • Make it vegetarian by omitting the meat and adding sautéed mushrooms or lentils.
  • Use San Marzano tomatoes for a naturally sweeter, less acidic sauce.
  • Freezes beautifully for up to 3 months. Great for meal prep!
Keywords: crockpot spaghetti sauce, slow cooker pasta sauce, homemade marinara, rich spaghetti sauce, italian crockpot sauce, slow cooked tomato sauce, spaghetti meat sauce, easy pasta sauce, crockpot marinara recipe, weeknight dinner ideas
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Frequently Asked Questions

Expand All:
Can I use fresh tomatoes instead of canned?

Yes! Use about 3 pounds of peeled, chopped tomatoes, but expect a more rustic texture.

Can I make this spaghetti sauce vegetarian?

Absolutely. Just skip the meat and add mushrooms or lentils for texture and depth.

What’s the difference between marinara and spaghetti sauce?

Spaghetti sauce is usually heartier and may contain meat, while marinara is lighter and quicker to make.

Can I freeze this sauce?

Yes! Let it cool completely, then store in freezer bags or containers for up to 3 months.

Can I cook this on the stovetop instead?

Sure. Simmer all ingredients for about 1.5 to 2 hours, stirring occasionally.

What pasta goes best with this sauce?

Spaghetti, linguine, penne, or rigatoni all work great.

How do I make the sauce less acidic?

Add a pinch of sugar, or stir in a splash of milk near the end.

Can I double this recipe?

Yes, if your crockpot is large enough. Great for freezing or batch cooking.

Should I cook the meat before adding it to the crockpot?

Yes—for food safety and better flavor, brown the meat first.

 

Can I make it spicy?

Totally! Increase the red pepper flakes or add hot Italian sausage.

Magali

Chef

I’m Magali — a food lover, traveler, cook, and writer. I love exploring the world, studying culinary arts, and sharing my experiences along the way.

I believe that cooking is more than just preparing dishes. For me, it’s a way to express love, creativity, and connection. Each recipe has the power to tell a story and create moments of joy and pleasure, both in the kitchen and at the table.

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