Traditional, Authentic, Italian Homemade Tomato sauce (Passata) from scratch
Traditional, Authentic, Italian Homemade Tomato sauce (Passata) from scratch is a medium Italian recipe that serves 4. 30 calories per serving. Recipe by Cooking with the Coias on YouTube.
Prep: 35 min | Cook: 25 min | Total: 1 hr 15 min
Cost: $8.15 total, $2.04 per serving
Ingredients
- 2 kg Tomatoes (ripe garden tomatoes, washed and dried)
- 0.5 tsp Sea Salt (for preserving the passata)
- 1 leaf Fresh Basil Leaf (added to each jar for flavor and preservation)
Instructions
Wash and Dry Tomatoes
Rinse each tomato under cold water, then pat dry with a clean kitchen towel or paper towels. Ensure no surface moisture remains.
Time: PT10M
Inspect, Remove Black Spots and Stems, and Cut
Slice each tomato in half (or on the side opposite the stem) to expose the interior. Remove any black or bruised spots and cut off the green stem. Then quarter the halves for easier processing.
Time: PT10M
Heat Tomatoes Until Soft
Place the cut tomatoes in a large pot over medium heat. Stir occasionally to prevent sticking. Cook until the flesh is very soft and the skins begin to loosen, about 10 minutes.
Time: PT10M
Strain Off Tomato Juice
Set a pasta strainer over a bowl and pour the hot tomato mixture through it. Allow the juice to collect in the bowl; this juice can be saved for soups or pasta water.
Time: PT5M
Assemble the Tomato Processing Machine
Place the rubber washer on the machine base, attach the strainer with the seam side up, clamp both sides with the wing nuts, and fit the hopper and plunger. Ensure all parts are snug.
Time: PT5M
Process Tomatoes Through the Machine
Load the hot tomato pulp into the hopper, then press the plunger to push the mixture through. Collect the smooth sauce that exits the machine in a clean bowl. Repeat until all pulp is processed.
Time: PT5M
Optional Second Pass for Thicker Passata
For a thicker consistency, run the collected sauce through the machine a second time.
Time: PT5M
Simmer the Passata
Return the strained passata to the pot, bring to a rolling boil, then reduce heat to a gentle simmer. Cook for 15 minutes, stirring every few minutes to prevent scorching.
Time: PT15M
Jar the Passata
Sterilize a mason jar and its lid. Using a ladle, fill the jar with hot passata, leaving a small headspace. Add ½ tsp sea salt and one fresh basil leaf per jar.
Time: PT5M
Seal and Cool
Place the lid on the jar and snugly tighten the ring. Set the sealed jar on a warm surface (e.g., turned‑off oven) to cool slowly for 12–24 hours. Check the seal by pressing the lid; it should not pop back.
Time: PT5M
Nutrition Facts
- Calories
- 30
- Protein
- 1 g
- Carbohydrates
- 7 g
- Fat
- 0 g
- Fiber
- 2 g
Dietary info: Vegan, Vegetarian, Gluten‑Free, Dairy‑Free
Ingredient Substitutions
- Instead of Tomatoes: canned whole peeled tomatoes, vine‑ripened tomatoes from grocery store
- Instead of Sea Salt: kosher salt, regular table salt
- Instead of Fresh Basil Leaf: dried basil (use a pinch), oregano leaf
Equipment Needed
- Cutting Board
- Chef's Knife
- Large Pot
- Wooden Spoon
- Pasta Strainer
- Mixing Bowl
- Tomato Processing Machine (Pessotto)
- Rubber Washer
- Wing Nuts & Clamps
- Spatula
- Ladle
- Jar Funnel (or Jar Filler)
- Mason Jars with Lids
- Stove
Critical Steps — Do Not Skip
- Washing and drying tomatoes to avoid excess water
- Removing stems and black spots before cooking
- Heating tomatoes until fully softened
- Assembling the tomato processing machine correctly
- Feeding hot pulp through the machine without jams
- Simmering the passata for 15 minutes to achieve proper viscosity
- Sealing jars while the sauce is hot to ensure a vacuum seal
Chef Tips from the Video
- Use the ripest, fully‑red tomatoes for the sweetest flavor.
- Add a pinch of sugar if the sauce tastes overly acidic.
- For extra aroma, lightly crush a garlic clove and add it to the pot during the 15‑minute simmer, then remove before jarring.
Troubleshooting
Machine jams or skins don’t pass through.
Make sure the tomatoes are fully softened; if still firm, return them to the pot for a few more minutes of cooking.
Sauce is too watery after simmering.
Continue simmering uncovered, stirring frequently, until the desired thickness is reached.
Jar lid does not seal properly.
Re‑heat the passata, refill the jar while the sauce is hot, and tighten the lid immediately. Ensure the rim is clean and dry before sealing.
Storage
Refrigerator: Up to 1 week after opening.
Freezer: Up to 6 months in airtight containers.
Room temperature: Stored sealed, can keep for up to 12 months in a cool, dark pantry.
Make-Ahead Tips
- Process a larger batch of tomatoes and freeze the extra passata in ice‑cube trays for easy portioning.
- Save the strained tomato juice; it makes an excellent base for soups or risotto.
- Label jars with the date of production for inventory tracking.
Frequently Asked Questions
What is the cultural significance and history of homemade tomato passata in Italian cuisine?
Passata, also called "salsa di pomodoro," originated in Southern Italy as a way to preserve the abundant summer harvest. Families would cook tomatoes briefly, strain out skins and seeds, and seal the pureed sauce in jars for year‑round use, a tradition still cherished in Abruzzo and across Italy.
What are the traditional regional variations of tomato passata in Abruzzo, Italy?
In Abruzzo, passata is often made with a mix of heirloom tomatoes and a touch of local basil, without added onions or garlic. Coastal areas may add a splash of olive oil, while inland villages sometimes include a pinch of dried chili for subtle heat.
How is authentic Italian passata traditionally served in Abruzzo households?
Abruzzese families typically use passata as the base for ragù, minestrone, or simple pasta dishes. It is served hot, often with a drizzle of extra‑virgin olive oil and a fresh basil leaf, and stored in sealed jars for months.
During which celebrations or occasions is homemade tomato passata traditionally prepared in Italian culture?
Homemade passata is traditionally prepared during the tomato harvest season in late summer, especially for family gatherings, festivals, and the preparation of large meals for holidays like Christmas and Easter when a pantry of sauce is essential.
What other Italian dishes pair well with the homemade tomato passata from Cooking with the Coias?
The passata pairs beautifully with classic Abruzzese pasta dishes such as spaghetti alla chitarra, lasagna, and meat‑based ragù. It also works as a base for minestrone soup, pizza sauce, and braised meat stews.
What makes this homemade tomato passata special or unique in Italian cuisine?
The uniqueness lies in using a traditional hand‑crank processing machine that removes skins and seeds while preserving the bright, pure tomato flavor. The method also saves the natural tomato juice, which is often discarded in commercial processes.
How has homemade tomato passata evolved over time in Abruzzo and among Italian immigrants?
Originally, families used cheesecloth and large wooden presses. Modern Italian immigrants, like the Coia family in Canada, have adopted compact mechanical presses that speed up the process while keeping the traditional texture and flavor intact.
What are common misconceptions about Italian tomato passata?
Many think passata is the same as canned crushed tomatoes, but authentic passata is a smooth, skin‑free puree made from fresh, cooked tomatoes without added herbs or seasoning. It also differs from tomato paste, which is cooked down to a thick concentrate.
What are the most common mistakes to avoid when making homemade tomato passata from Cooking with the Coias?
Common mistakes include not drying the tomatoes fully, processing them before they are soft enough (causing the machine to jam), and skipping the 15‑minute boil, which is essential for a proper seal. Also, forgetting to place the rubber washer can lead to leaks.
Why does this recipe use a 15‑minute boil after processing the tomatoes instead of a longer cooking time?
A 15‑minute boil is enough to thicken the sauce, destroy any lingering bacteria, and create a vacuum seal when the hot sauce is jarred. Longer cooking can over‑reduce the sauce and affect the bright flavor of fresh tomatoes.
What does the YouTube channel Cooking with the Coias specialize in?
Cooking with the Coias specializes in family‑focused, heritage‑based recipes that blend traditional Italian techniques with North‑American home‑cooking practicality. The channel often showcases seasonal produce from their garden and authentic kitchen tools.
How does the YouTube channel Cooking with the Coias' approach to Italian cooking differ from other Italian cooking channels?
Cooking with the Coias emphasizes hands‑on, generational methods—like using a vintage tomato processing machine—and adapts them for small‑batch home kitchens. Unlike many channels that rely on shortcuts, they focus on preserving flavor, texture, and cultural authenticity.
Last updated: August 9, 2026
