Best Crockpot Spaghetti Sauce – Rich, Easy & Slow-Cooked
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 💛
🍅 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 🍅
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!)
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
1tbs of olive oil
1 medium onion, diced
4 cloves of garlic, minced
1 pound of ground beef or turkey (optional, can be omitted for vegetarian)
2cans of crushed tomatoes
2tbs of tomato paste
1tsp of sugar
2tsp of dried oregano
1tsp of dried basil
1/2tsp of thyme
1tsp of salt
1/2tsp of black pepper
1 bay leaf
Optional: ¼ teaspoon of red pepper flakes
Fresh parsley or basil, for garnish
Cooked spaghetti or pasta of choice, for serving
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
Calories180kcal
% Daily Value *
Total Fat7g11%
Total Carbohydrate16g6%
Protein11g22%
* 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!
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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.