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4.9 from 171 votes

Slow Cooker Spaghetti Sauce

Let the slow cooker do all the work for you when you make this big batch of freezer-friendly homemade spaghetti sauce.

Prep Time
10 mins
Cook Time
4 hrs
Total Time
4 hrs 10 mins
Servings: 7 cups
Calories: 77 kcal
Course: Condiments , Dinner
Cuisine: Italian , American

Ingredients

  • 1 yellow onion $0.32
  • 4 cloves garlic $0.32
  • 2 oz. cans crushed tomatoes $2.00
  • 1 oz. can tomato paste $0.69
  • 1 Tbsp dried basil $0.30
  • 1.5 tsp dried oregano $0.15
  • 1 Tbsp brown sugar $0.03
  • 1 Tbsp balsamic vinegar $0.14
  • 4 Tbsp butter $0.40
  • 1 tsp salt (or to taste) $0.05

Instructions

    Cup of Yum
  1. Dice the onion and mince the garlic. Place both in a 3 quart or larger slow cooker.
  2. Add the crushed tomatoes, tomato paste, basil, oregano, brown sugar, balsamic vinegar, and butter to the slow cooker. Stir everything together well.
  3. Place the lid on the slow cooker and cook on high for four hours or low for eight hours.
  4. After cooking, give it a good stir, then add salt to taste. Start with just ½ tsp of salt and add more if needed (I added 1 tsp). Use the sauce immediately, refrigerate, or freeze for later.

Nutrition Information

Serving 1cup Calories 77kcal (4%) Carbohydrates 5g (2%) Protein 1g (2%) Fat 7g (11%) Sodium 393mg (16%) Fiber 1g (4%)

Nutrition Facts

Serving: 7cups

Amount Per Serving

Calories 77

% Daily Value*

Serving 1cup
Calories 77kcal 4%
Carbohydrates 5g 2%
Protein 1g 2%
Fat 7g 11%
Sodium 393mg 16%
Fiber 1g 4%

* Percent Daily Values are based on a 2,000 calorie diet.