Italian Canned Whole Tomatoes & Sauce
Step-by-step home preservation method for canning garden fresh plum tomatoes and sauce.
In a nutshell: This authentic italian italian canned whole tomatoes & sauce comes together in just 85 mins using simple whole ingredients. Perfect for home cooks seeking a dependable, restaurant-quality finish with minimal effort.
Preserve your summer tomato harvest! Learn how to safely water-bath can vine-ripened tomatoes for delicious winter pasta sauces.
Key Equipment
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Chef's Pro-Tips
- Bottled Lemon Juice Only: Use bottled lemon juice, not fresh, at 2 tablespoons per quart jar. Its acidity is standardized, which is what makes these jars shelf-safe — fresh lemons vary too much for canning.
- Check Seals at 24 Hours: After cooling a full day, press each lid: it should be concave and not flex. Any jar that didn't seal goes straight to the fridge, not the pantry.
Ingredients
16
servings
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12 lbs ripe San Marzano or plum tomatoes
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8 tbsp bottled lemon juice, 2 tbsp per quart jar
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4 tsp canning salt, 1 tsp per quart jar
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8 sprigs fresh basil, optional
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Step-by-Step Instructions
Blanch & Peel Tomatoes
Cut a small 'X' on bottom of tomatoes. Blanch in boiling water for 60 seconds, then plunge into ice water. Slip skins off effortlessly.
Pack Jars
Add 2 tbsp bottled lemon juice and 1 tsp canning salt to each sterilized quart jar. Tightly pack peeled tomatoes into jars, pressing gently to release juice.
Water Bath Canning
Wipe rims clean, apply lids and rings. Process in boiling water bath canner for 45 minutes. Remove and cool 24 hours to verify vacuum seal.
Chef Clara's Kitchen Picks
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View on AmazonFrequently Asked Questions
Bottled lemon juice ensures the tomatoes are acidic enough for safe water-bath canning. Use the full 2 tablespoons per quart — don't skip or reduce it.
After cooling for 24 hours, press the center of each lid — it should not flex or pop. Any jar that didn't seal needs to go in the refrigerator and be used first.
Yes — any ripe plum tomatoes work. San Marzanos are preferred for their meaty texture and low seed count, but the canning process is the same.
Stored in a cool, dark place, properly sealed jars keep for up to a year. Once opened, refrigerate and use within a few days.