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–+ servings

Slow Cooker Freezer Spaghetti Sauce

This rich, homemade spaghetti sauce is slow-cooked to perfection and made for freezer storage. Packed with fresh tomatoes, herbs, and classic Italian flavors, it's a simple way to always have a delicious pasta sauce ready to go.
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Prep Time 20 minutes
Cook Time 5 hours
Total Time 5 hours 20 minutes
Course Freezer Meal, Make-Ahead, Sauce
Cuisine Italian
Servings 8 bags (2 cups each)
Calories 150 kcal

Ingredients
  

  • 25 tomatoes quartered, skin on
  • 5 cans tomato paste small cans
  • 1.5 cups sugar
  • 1/2 cup olive oil
  • 1/2 cup bell pepper diced
  • 1/2 cup onion diced
  • 1 tbsp oregano
  • 1 tbsp basil
  • 1 tbsp minced garlic
  • 2 tbsp Italian seasoning
  • 1 tbsp salt
  • 2 tsp red pepper flakes optional, to taste

Instructions
 

  • Blend tomatoes, onion, and bell peppers until smooth.
  • Fill the slow cooker halfway with the tomato puree.
  • Stir in basil, garlic, Italian seasoning, salt, red pepper flakes (optional), oregano, tomato paste, olive oil, and sugar.
  • Add more tomato mixture until it's about 1 inch from the top of the slow cooker.
  • Cover and cook on low for 4–5 hours or high for 2–3 hours.
  • Cool the sauce, then portion 2 cups into labeled quart-sized freezer bags.
  • Freeze flat on trays, stacking no more than 2 bags on top of each other.
  • Ensure the sauce is fully cooled before freezing.

Notes

Freeze for 3 to 6 months. Great for quick weeknight pasta dinners. Thaw in the fridge or reheat directly in a saucepan.

Nutrition

Calories: 150kcal
Keyword freezer, homemade sauce, Pasta Sauce, slow cooker, spaghetti sauce
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