🍅 Oven Roasted Tomato Sauce
Garden-Fresh, Bursting with Flavor & So Easy!
📌 In This Article
🍅 The Tomato Sauce Story
"Oven roasted tomato sauce! 🍅🧅🧄🍃🧂🍝" 🍅✨
There's nothing quite like the smell of tomatoes, garlic, and onions roasting in the oven. This sauce is a celebration of summer's bounty – a flexible, garden-to-table recipe that lets you use whatever tomatoes and vegetables you have on hand. The roasting process caramelizes the natural sugars, creating a depth of flavor that stovetop sauces just can't match.
This recipe is beautifully flexible – no exact measurements needed. Just toss your tomatoes with onions, garlic, fresh herbs from the garden, olive oil, salt, and pepper. Roast until everything breaks down, then blend to perfection. It's that simple.
💬 The beauty of flexibility: "I don't have exact measurements. This is just a mix of tomatoes, onions, garlic, fresh basil and oregano from the garden."
🔥 Why Roast Tomatoes for Sauce?
- 🔥 Deep, rich flavor: Roasting caramelizes the natural sugars
- 🌿 Intensifies taste: The oven concentrates the tomato flavor
- 🧅 Softens aromatics: Onions and garlic become sweet and mellow
- ⏱️ Hands-off cooking: The oven does the work
- 🎨 Flexible: Works with any tomato variety
📦 Ingredients
For Oven Roasted Tomato Sauce:
- 🍅 Tomatoes – any variety, however many you have
- 🧅 Onions – roughly chopped
- 🧄 Garlic – whole cloves, skins on
- 🌿 Fresh basil – from the garden
- 🌿 Fresh oregano – from the garden
- 🧂 Salt and pepper – to taste
- 🫒 Olive oil – for roasting
- 🍬 Sugar (optional) – add to taste after roasting
💡 Pro tip: "My pineapple tomatoes are so sweet no sugar is needed." – The sweetness of your tomatoes will determine if you need sugar.
📝 Step-by-Step Instructions
Step 1 – Prep the Vegetables
- Preheat oven to 350°F or 375°F.
- Wash and core tomatoes. Cut larger tomatoes in half or quarters.
- Peel and roughly chop onions.
- Leave garlic cloves whole with skins on – they'll soften and become sweet.
Step 2 – Toss and Roast
- In a large baking dish or sheet pan, combine tomatoes, onions, and garlic.
- Add fresh basil and oregano.
- Drizzle with olive oil and season with salt and pepper.
- Toss to coat everything evenly.
- Roast for 30-40 minutes until the tomatoes have broken down and everything is soft and caramelized.
💡 Pro tip: "350 or 375 30-40 mins until it breaks down." – The roasting time depends on your oven and the size of your vegetables.
Step 3 – Cool and Blend
- Remove from the oven and let cool slightly.
- Squeeze the roasted garlic cloves out of their skins – they'll be soft and sweet.
- Transfer everything to a food processor or blender.
- Pulse until you reach your desired consistency – smooth or chunky.
Step 4 – Taste and Adjust
- Taste the sauce and adjust seasonings.
- Add sugar if needed – depending on the sweetness of your tomatoes.
💡 Pro tip: "Add sugar at this time if you like. My pineapple tomatoes are so sweet no sugar is needed."
Step 5 – Store or Serve
- Use immediately, or store for later.
🌶️ Delicious Variations
- 🫑 Sweet peppers: Add bell peppers for a sweeter, more complex sauce
- 🌶️ Hot peppers: Add jalapeños or chili peppers for heat
- 🍆 Eggplant: Adds richness and depth
- 🥒 Zucchini: A great way to use up extra garden zucchini
- 🧅 Extra garlic: For garlic lovers, add more cloves
💡 Pro tip: "You can add anything you like! I have done sweet peppers, hot peppers, eggplant, zucchini…."
🧊 Storing Your Sauce
Refrigerator:
- Store in an airtight container for up to 1 week.
Freezer:
- "I freeze it in a mason jar." – This is a great way to preserve your sauce.
- Freeze in mason jars or freezer-safe containers for up to 6 months.
- Leave 1 inch headspace for expansion.
Canning:
- This sauce can be pressure canned for long-term storage.
- Process pints at 10-11 PSI for 60 minutes (adjust for altitude).
- Do not water-bath can – it contains low-acid vegetables.
❓ Frequently Asked Questions
❓ Can I use any tomato variety?
Yes – any tomato works. The flavor will vary based on the variety you use.
❓ Why do I need to add sugar?
Some tomatoes are more acidic than others. Sugar balances the acidity.
❓ Can I can this sauce?
Yes – pressure can for long-term storage. Do not water-bath can.
❓ How long does it last in the fridge?
Up to 1 week in an airtight container.
❓ Can I use dried herbs instead of fresh?
Yes – use half the amount of dried herbs.
❓ Why does my sauce taste different every time?
"Sauce will definitely taste different depending on your variety of tomatoes."
❓ Can I add meat to this sauce?
Yes – but if canning, follow pressure canning guidelines for meat.
❓ Can I use this as pizza sauce?
Absolutely – it's perfect for pizza.
❓ What if I don't have a food processor?
You can use an immersion blender or mash it with a potato masher.
❓ Can I freeze it in glass jars?
Yes – just leave 1 inch headspace for expansion.
📄 Printable Recipe Card
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║ OVEN ROASTED TOMATO SAUCE ║
║ Garden-Fresh, Bursting with Flavor & So Easy! ║
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YIELD: Flexible | TIME: 1 hour
INGREDIENTS:
- Tomatoes (any variety, however many you have)
- Onions, roughly chopped
- Garlic cloves (skins on)
- Fresh basil and oregano (from the garden)
- Salt and pepper to taste
- Olive oil
- Sugar (optional, to taste)
INSTRUCTIONS:
1. Preheat oven to 350-375°F.
2. Toss tomatoes, onions, garlic, herbs, olive oil, salt, and pepper in a baking dish.
3. Roast 30-40 minutes until broken down.
4. Let cool slightly. Squeeze garlic from skins.
5. Blend in food processor to desired consistency.
6. Add sugar if needed.
7. Store in fridge, freeze, or pressure can.
STORAGE: 1 week fridge, 6 months freezer.
"Oven roasted tomato sauce! 🍅🧅🧄🍃🧂🍝"
© CanningRebels — Oven Roasted Tomato Sauce | Garden-Fresh & Bursting with Flavor
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