Slow Cooker Marinara Sauce
Prep time
Cook time
Total time
Easy Homemade Marinara Sauce made in a slow cooker.
Recipe type: Entree
Cuisine: Italian
Serves: 21 cups
  • 2 tablespoons olive oil
  • 2 medium onions, chopped
  • 6-7 cloves garlic, minced
  • 4 tablespoons oregano
  • 2 cups chicken broth (can substitute vegetable broth or water)
  • 4 (28 ounce) cans whole tomatoes
  • 4 (15 ounce) cans tomato sauce
  • 3 (6 ounce) cans tomato paste
  • 5 bay leaves
  • Salt and pepper to taste
  1. Heat olive oil in a large skillet over medium heat, add onions and saute until translucent, about 10 minutes.
  2. Add garlic and cook an additional 5 minutes.
  3. Add tomato paste, oregano and broth or water; cook an additional 30 minutes.
  4. While the onion mixture is cooking, place whole tomatoes in your slow cooker, crushing tomatoes with back of wooden spoon. Add cans of tomato sauce and bay leaves to slow cooker.
  5. Once onion mixture is ready, add to slow cooker and stir to combine.
  6. Cook on high for 7-8 hours.
Note: This recipe is for a 8 quart slow cooker. If your slow cooker is a different size, you will need to modify the recipe accordingly.
Recipe by Cooks Recipe Collection at