Canning Spaghetti Sauce Recipe

Making this canning spaghetti sauce recipe (or even just spaghetti in general) felt like putting comfort in a bottle. Slow-simmered tomatoes and garlic, onions and dried herbs coalesce into a rich, balanced sauce that tastes as if it’s been on the stove for hours because it has. That deep tomato aroma compounds in the kitchen, a little sweet, a little savory, and totally nostalgic. There’s something deeply satisfying about watching those jars on the counter, glowing red and ready to go into the pantry.

This canning spaghetti sauce recipe is ideal when tomatoes are coming into season and bursting from the garden or market. Rather than letting them rot, you make a shelf-stable sauce to keep summer alive indefinitely. Correct acidity levels ensure that it’s safe for water-bath canning, and slow cooking concentrates flavor and thickens the sauce naturally. When it comes to canning, just like with the Pickled Jalapenos Canning Recipe, preserving bold condiments this way has tops of tradition and safety for all jars that save forever as long as tasted fresh.

What sets this canning spaghetti sauce recipe apart is the level of control you have over each component. You control the herbs, the amount of garlic, the graininess and even the heat. Want it smooth and classic? Blend it. Prefer it chunky and rustic? Leave the tomatoes slightly coarse. Once they’re sealed and properly stowed, these jars instantly become dinner solutions ideal for pasta night (Layering Into Lasagna!), even spooned over dishes that pair well with preserved taste, such as Dill Relish Canning Recipe, alongside. Homemade sauce is not only easy; it’s the richest, freshest and most rewarding.

Canning your spaghetti sauce also means avoiding added preservatives that are often found in bottled/packaged versions. You control the salt, the sweetener and the ingredient quality. That combination of bright tomato acidity, warm oregano and mellow garlic only finally sings after long cooking creates a sauce that tastes absolutely homemade. A great canning spaghetti sauce recipe does more than preserve tomatoes; it preserves the time, effort and flavor for months ahead.

This canning spaghetti sauce recipe turns fresh tomatoes into rich, slow-simmered pantry gold.
Garlic, herbs, and tomatoes blend into a balanced, deeply flavorful sauce.
Properly canned, it keeps summer’s harvest ready for pasta night anytime.
Perfect for spaghetti, lasagna, or cozy family dinners.
A homemade staple that brings comfort and convenience to every jar.

Canning Spaghetti Sauce Recipe

A rich and flavorful canning spaghetti sauce recipe made with fresh tomatoes, garlic, onions, and Italian herbs. Slow-simmered and safely processed for long-term pantry storage, perfect for pasta, lasagna, and family dinners.

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Prep Time 1 hour hr

Cook Time 2 hours hrs

Resting Time 1 day d

Total Time 1 day d 3 hours hrs

Servings: 7 quart jars

Course: Sauce

Cuisine: Italian cuisine

Calories: 90

Ingredients Equipment Method Notes

Ingredients

  

• 20 pounds fresh tomatoes Roma or paste tomatoes recommended
• 2 cups chopped onions
• 6 cloves garlic minced
• ¼ cup olive oil
• 2 tablespoons dried oregano
• 2 tablespoons dried basil
• 1 tablespoon salt or to taste
• 1 tablespoon sugar optional, to balance acidity
• 2 tablespoons bottled lemon juice per quart jar for safe canning

Equipment

• 1 Large stockpot
• 1 food mill or blender
• 1 water bath canner (or pressure canner if adding meat)
• 7 quart mason jars with lids and bands
• 1 jar lifter
• 1 canning funnel
• 1 Ladle
• 1 Sharp knife
• 1 Cutting board

Method

 

1. Wash tomatoes thoroughly. Core and roughly chop.
2. In a large stockpot, sauté onions and garlic in olive oil until soft and fragrant.
3. Add chopped tomatoes and bring to a boil. Reduce heat and simmer for 1–2 hours until thickened.
4. Pass mixture through a food mill or blend for smoother consistency (optional).
5. Stir in oregano, basil, salt, and sugar if using. Simmer an additional 15–20 minutes.
6. Prepare jars by washing and keeping them warm.
7. Add 2 tablespoons bottled lemon juice to each quart jar.
8. Ladle hot sauce into jars, leaving ½ inch headspace.
9. Remove air bubbles, wipe rims clean, and apply lids fingertip tight.
10. Process in a boiling water bath canner for 40 minutes (adjust for altitude if needed).
11. Remove jars and cool undisturbed for 12–24 hours. Check seals before storing.

Notes

• Always use bottled lemon juice for consistent acidity and safe water-bath canning.
• Do not add meat unless using a pressure canner.
• Adjust herbs to your preference, but do not reduce required acid levels.
• If you enjoy preserved pantry staples, pair pasta dishes with bold condiments like Pickled Jalapenos Canning Recipe for contrast.
• Store sealed jars in a cool, dark place for up to 1 year. Once opened, refrigerate and use within 5 days.

Share Your Twist on This Canning Spaghetti Sauce Recipe! 🍅

Did you make your canning spaghetti sauce recipe extra garlicky with roasted garlic blended right into the tomatoes?

Did you add finely diced bell peppers or carrots for natural sweetness and depth?

Maybe you infused it with fresh basil at the end for a brighter, more aromatic finish.

Or kept it beautifully classic slow-simmered tomatoes, oregano, and that rich, balanced flavor.

However you made it your own, we’d love to see it!
📸 Tag your jars or pasta creations with #OoohDelishTwist on Instagram or Facebook; you might be featured!

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Canning Spaghetti Sauce Recipe – Photo Highlights

Two quick looks at the texture, color, and real-life serving vibe, perfect for the end of your post.