This authentic Italian tomato sauce is rich in flavor yet remarkably simple to make. Using just a few high-quality ingredients—good canned plum tomatoes, fresh basil, garlic, olive oil, and salt—you can create a versatile red sauce perfect for spaghetti, pizza, lasagna, eggplant parmesan, and many other dishes. The process is straightforward: you blend the tomatoes, gently infuse the oil with basil and garlic, add the tomatoes and salt, then let everything simmer until it reaches a deep, balanced flavor.
I learned this technique during a cooking class in Italy, where the emphasis is always on using the best ingredients and letting them speak for themselves. European home cooks tend to keep preparations uncomplicated and respectful of each ingredient’s natural flavor. This sauce follows that philosophy: a few careful steps deliver a bright yet mellow tomato sauce that feels homemade and authentic.
One detail that makes a difference is using whole basil sprigs—leaves and stems—during the initial sauté. Traditionally you remove the sprigs and the garlic once the sauce has simmered, but you can also use an immersion blender to break them down and incorporate their flavor throughout the sauce. If you love garlic, keeping it in the sauce after it has softened creates a wonderfully mellow garlic note that complements the tomatoes.
Once you try this, you may rarely reach for store-bought tomato sauce again. The hardest part is blending the tomatoes, and even that step is quick with a blender or food processor.
Use this Sauce with these Recipes
- Roasted Red Pepper Lasagna
- Baked Parmesan Chicken
- The Best Italian Meatballs
- No-Boil Meatless Lasagna
- Homemade Pizzeria-Style Pizza Dough
- Easy Pizza Casserole
Step-by-Step Photos for How to Make Authentic Italian Tomato Sauce
Tips for Making Authentic Italian Tomato Sauce
Tips for Making Authentic Italian Tomato Sauce- Use good-quality canned Italian plum tomatoes—this makes the biggest difference in flavor.
- Include the entire basil sprig (leaves and stems) when you sauté; remove it later or blend it into the sauce.
- Smash the garlic cloves rather than finely chopping—this gives a subtler garlic infusion.
- Simmer the sauce low and slow for at least 30–45 minutes. For even deeper flavor, extend the simmer to 60–90 minutes.
- The recipe scales easily—double or triple it if you want to batch-cook and freeze portions for later.
- Use this sauce wherever you would normally use a red tomato sauce: pasta, pizza, casseroles, baked dishes, and more.
Chef’s Tools:
Chef’s Tools:- Can opener
- Blender or food processor
- Large pot or Dutch oven
- Measuring spoons
- Immersion blender (optional, for a smoother finish)
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Olive Garden Pasta Fagioli Soup- 3 tbsp olive oil
- 2 (29-ounce) cans high-quality Italian plum tomatoes, blended to a crushed or pureed consistency
- 2–3 sprigs fresh basil (use whole sprig: leaves and stems)
- 2–3 garlic cloves, smashed (do not finely chop)
- 3/4–1 tsp salt, or to taste
- Warm the olive oil in a large pot over medium heat.
- Add the whole basil sprigs and the smashed garlic cloves and sauté gently for 3–5 minutes to infuse the oil without browning the garlic.
- Stir in the crushed or pureed tomatoes and add the salt. Bring the mixture to a very gentle simmer.
- Reduce the heat and let the sauce simmer uncovered for 30–45 minutes, stirring occasionally. For a richer flavor, simmer up to 90 minutes.
- When the sauce is done, remove the basil sprigs and garlic if you prefer a looser texture. Alternatively, use an immersion blender to break them down and incorporate their flavor fully.
- Use the sauce immediately for pasta, pizza, lasagna, eggplant parmesan, or any recipe that calls for a tomato-based sauce. Store leftovers in the refrigerator for up to 5 days or freeze portions for longer storage.
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