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Authentic Italian Marinara Sauce with Soffritto

Kastra Recipes Staff
This rich, traditional Italian marinara sauce starts with a flavorful soffritto of onion, carrot, and celery, then simmers with sweet San Marzano tomatoes (or tomato purée if needed). Perfect for pasta, pizza, baked dishes, and more — a true taste of classic Italian comfort food made simple and unforgettable.
Prep Time 15 minutes
Cook Time 45 minutes
Total Time 1 hour
Course sauces
Cuisine Italian
Servings 6 Servings
Calories 120 kcal

Ingredients
  

For the Soffritto

  • 200 g yellow onion finely diced
  • 100 g carrot finely diced
  • 100 g celery finely diced
  • 5 tbsp olive oil

For the Marinara Sauce

  • 800 g canned San Marzano tomatoes
  • 1 tsp dried basil about 2 g
  • 1 tsp dried oregano about 2 g
  • 1/2 tsp red pepper flakes about 1 g
  • 5 cloves garlic minced
  • 1 tsp salt adjust to taste
  • 1/2 tsp black pepper about 1 g
  • 1 –2 tsp sugar optional, to balance acidity if needed
  • Fresh basil for finishing optional

Instructions
 

Prepare the Soffritto

  • Place the onion, carrot, and celery into a food processor.
  • Pulse until finely minced but not pureed.

Cook the Soffritto

  • In a large saucepan, heat the olive oil over medium heat.
  • Add the minced soffritto.
  • Sauté gently for 10–15 minutes, stirring often, until very soft and translucent (not browned).

Add Garlic and Pepper Flakes

  • Stir in the minced garlic and red pepper flakes.
  • Sauté for 30–60 seconds, just until fragrant. Do not let the garlic brown.

Deglaze with Wine (Optional)

  • Add a splash (about 1/4 cup) of dry white or red wine if desired.
  • Let it cook for 1–2 minutes until mostly evaporated.

Add Tomatoes and Herbs

  • Pour in the crushed San Marzano tomatoes (or tomato purée).
  • Stir in the dried basil, dried oregano, salt, and black pepper.

Simmer the Sauce

  • Bring to a simmer, then lower the heat.
  • Simmer uncovered for 30–45 minutes, stirring occasionally, until thick and flavorful.

Finish and Adjust

  • Taste and adjust seasoning if needed. Add a pinch of sugar if the sauce is too acidic.
  • Stir in fresh basil before serving if desired.
Keyword authentic marinara, Italian marinara sauce, Italian Marinara Sauce with Soffritto