Go Back Email Link
+ servings
overhead shot of tomato sauce with white cheese cloth, fresh herbs around, wooden spoon, and tomatoes around

Easy Homemade Tomato Sauce

Simple, quick, and full of flavor! This one pot Homemade Tomato Sauce is the cozy and healthy recipe you'll be wanting all year long. Perfect for stirring into pasta dishes, used on pizzas, in casseroles, or just served on it's own like soup! It's so simple, but the possibilities are endless.
5 from 1 vote
Prep Time: 10 mins
Cook Time: 35 mins
Total Time: 45 mins
Author: Traci
  • 2 Tablespoons olive oil
  • 2 cups chopped onion
  • 12 cups whole canned tomatoes
  • 1 head garlic minced
  • 1 Tablespoon fresh oregano
  • ½ teaspoon red pepper flakes
  • 1 ½ teaspoons salt
  • 1 Tablespoon fresh basil
  • Sauté onions in olive oil over medium-high heat until translucent, about 2-3 minutes.
  • Add tomatoes, garlic, oregano, red pepper flakes, and salt.
  • Bring to a bubble (not a full rolling boil).
  • Reduce heat to medium to medium low and cook for 30 minutes, stirring occasionally.
  • Add basil and cook an additional 5 minutes.
  • Use an immersion blender to puree sauce.


  • You can use fresh tomatoes in this recipe.
  • Dried herbs can be used in place of fresh. Though, the amounts will need to be adjusted! About 1 teaspoon of dried oregano and 1 teaspoon of dried basil
Expert Tips:
  • This recipe makes a very large amount of tomato sauce!
  • 12 cups of tomatoes is equal to one 102 oz. can of whole tomatoes. You can also use seven 15 oz. cans of chopped/diced tomatoes.
  • If cooking with whole tomatoes, be sure to break them apart as they cook!
  • With the herbs, they do not need to be chopped before adding to the sauce.
  • If you don't have an immersion blender, you can put this in a blender or food processor. Just be very careful!
  • This recipe is naturally gluten free, vegan, keto/low carb friendly.


Serving: 1cupCalories: 294kcalCarbohydrates: 14gProtein: 3gFat: 26gSaturated Fat: 4gPolyunsaturated Fat: 22gSodium: 984mgFiber: 4gSugar: 8g

Nutritional information is only an estimate. The accuracy of the nutritional information for any recipe on this site is not guaranteed.