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Slow Cooker Marinara Sauce in a bowl of noodles

Slow Cooker Marinara Sauce

Slow Cooker Marinara Sauce is very flavorful and makes a great spaghetti sauce.
5 from 1 vote
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Course: Dinner
Cuisine: Italian
Keyword: crockpot marinara, crockpot spaghetti sauce, slow cooker spaghetti sauce
Prep Time: 10 minutes
Cook Time: 7 hours 30 minutes
Total Time: 7 hours 40 minutes
Servings: 16
Calories: 66kcal
Author: Sandy

Equipment

  • 6 quart Slow Cooker

Ingredients

  • 1 small Yellow Onion, finely minced
  • 3 28-ounce cans Whole Tomatoes
  • 2 28-ounce cans Crushed Tomatoes
  • 1 12-ounce can Tomato paste
  • 2 cups Water
  • 2 Tablespoons Honey or Brown Sugar
  • 2 Tablespoons Dried Oregano Leaves
  • 2 Tablespoons Dried Basil
  • 2 teaspoons Garlic Powder (or 1 ½ Tablespoons minced fresh garlic)
  • 1 Tablespoon Dried Parsley Leaves
  • 1 teaspoon Onion Powder
  • 1 teaspoon Dried Thyme Leaves
  • 1 teaspoon Salt
  • 2 Bay Leaves
  • ¼ teaspoon Red Pepper Flakes, or more for spicy

Optional Ingredients

  • 2 Tablespoons Unsweetened Cocoa Powder
  • 1 Tablespoon Balsamic Vinegar
  • ¼ cup Red Wine

Instructions

  • Place all ingredients into the slow cooker and stir to combine.
  • Cover and cook on Low for 6 to 8 hours.
  • Freeze, refrigerate, can or serve.

Notes

How to Store Marinara Sauce

  • Refrigerate it (I use jars with air-tight lids).
  • Freeze it (I use freezer zip-closure baggies).
  • You can can it in canning jars (refer to a canning resource to learn the safe canning steps for tomato sauce).

Nutrition

Serving: 4 oz | Calories: 66kcal