This roasted tomato basil soup is pure comfort in a bowl. It’s rich, velvety, and has that deep, sweet flavor you can only get from slowly roasting vegetables until they’re perfectly caramelized. It’s the kind of soup that warms you up from the inside out, a true taste of home.

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I swear, the smell of this soup simmering takes me right back to my mom’s kitchen in Ohio on a chilly autumn afternoon. I’d watch her pull a big tray of sizzling tomatoes and onions from the oven, their aroma filling the whole house. It was a simple, everyday moment, but it taught me that the best meals are made with patience and love.

This recipe is proof that you don’t need a lot of fuss to create something truly special and delicious. It’s a hearty, satisfying meal that brings so much warmth to the table with minimal stress. My best tip? Don’t rush the roasting! That’s where all the magic happens for this incredible roasted tomato and basil soup.

What You Need to Make This Recipe

The beauty of this dish lies in its simple, fresh ingredients. Juicy Roma tomatoes, sweet yellow onion, and fragrant garlic create a flavorful foundation that really sings. Making this roasted tomato basil soup is all about letting those beautiful veggies shine. The full ingredient list is in the recipe card below!

A rustic bowl of vibrant roasted tomato basil soup, garnished with sun-dried tomatoes, fresh basil, and a cream swirl. — Enjoy a warm bowl of delicious roasted tomato basil soup, served with crusty bread for dipping!

How to Make roasted tomato basil soup

Creating this soup is a wonderfully simple three-step process. First, we’ll roast the tomatoes, onion, and garlic to unlock their deepest flavors. Then, everything simmers together in a pot with broth and herbs before being blended until silky smooth. It’s the easiest way to make a restaurant-quality roasted tomato soup with basil right at home.

Classic Roasted Tomato and Basil Soup

Roasting tomatoes, garlic, and onions deepens their flavor, creating an incredibly rich and creamy soup that’s pure comfort in a bowl. Fresh basil adds a bright, aromatic finish to this timeless classic.

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Prep Time 15

Cook Time 55

Total Time 1 10

Servings: 6 servings

Course: Appetizer, Dinner, Lunch, Soup

Cuisine: American, Italian

Calories: 265

Ingredients Equipment Method Notes

Ingredients

For Roasting

2.5 lbs Roma tomatoes halved lengthwise
1 large yellow onion peeled and quartered
1 whole head garlic top 1/4 inch sliced off to expose the cloves
3 tbsp extra virgin olive oil
1 tsp coarse sea salt
1/2 tsp freshly ground black pepper
1 tsp dried oregano

For the Soup

4 cups vegetable broth or chicken broth
2 tbsp tomato paste
1 cup fresh basil leaves loosely packed
1/2 cup heavy cream or full-fat canned coconut milk for a vegan option
1 tsp granulated sugar optional, to balance acidity
1 tsp balsamic vinegar optional, for brightness

Equipment

Large Rimmed Baking Sheet
Large Pot or Dutch Oven
Immersion Blender or High-Speed Blender

Method

Roast the Vegetables

Preheat your oven to 400°F (200°C).
On a large rimmed baking sheet, combine the halved tomatoes, quartered onion, and the head of garlic (cut side up). Drizzle with the 3 tablespoons of olive oil, and sprinkle with coarse salt, black pepper, and dried oregano. Use your hands to toss everything to coat evenly.
Arrange the vegetables in a single layer. Roast for 35-40 minutes, or until the vegetables are very tender, and the edges are caramelized and slightly charred.

Simmer and Blend the Soup

Once cool enough to handle, squeeze the roasted garlic cloves out of their skins and into a large pot or Dutch oven. Add the rest of the roasted vegetables and any juices from the baking sheet to the pot.
Add the vegetable broth and tomato paste to the pot. Bring the mixture to a boil, then reduce the heat and let it simmer for 15 minutes to allow the flavors to meld.
Remove the pot from the heat. Add the fresh basil leaves. Use an immersion blender to carefully blend the soup directly in the pot until it’s completely smooth. Alternatively, work in batches and blend in a high-speed blender, returning the pureed soup to the pot.
Stir in the heavy cream and the optional sugar. Return the pot to low heat and warm through gently, being careful not to let it boil.
Taste the soup and season with additional salt and pepper if needed. Stir in the optional balsamic vinegar for a touch of brightness.

Serve

Ladle the hot soup into bowls. Garnish with a swirl of cream, fresh basil leaves, or homemade croutons. Serve immediately with grilled cheese or crusty bread.

Notes

For a vegan version, use full-fat canned coconut milk instead of heavy cream and ensure you use vegetable broth. The soup can be stored in an airtight container in the refrigerator for up to 4 days, or frozen for up to 3 months. Reheat gently on the stovetop.

Pro Tips for Making This roasted tomato basil soup

Over the years, I’ve learned a few things that take this soup from good to absolutely unforgettable. These are the little touches that make all the difference in my kitchen.

Choose the Right Tomatoes: I always reach for Roma tomatoes for this recipe. They have a lower water content and fewer seeds than other varieties, which means you get a richer, less watery soup with a more concentrated tomato flavor.
Don’t Crowd the Pan: When you’re roasting the vegetables, spread them out in a single, even layer on your baking sheet. Giving them space allows them to roast and caramelize properly instead of just steaming. This step is crucial for developing the deep, sweet base of this roasted tomato basil soup.
Blend with Care: Hot liquids can expand in a blender, which can be dangerous. I always work in batches, filling the blender no more than halfway. It’s also a good idea to remove the small cap from the blender lid and cover the opening with a folded kitchen towel to let steam escape.
My Secret Trick: A tiny splash of balsamic vinegar added at the very end is my non-negotiable step. It doesn’t make the soup taste like vinegar; instead, it brightens up all the other flavors and adds a wonderful, subtle complexity that makes people ask, “What is in this?!” Trust me on this one.
Taste and Adjust: The final step before serving is always to taste. Depending on the sweetness of your tomatoes, you might need a little more salt, a pinch more sugar, or an extra grind of black pepper. Don’t be afraid to adjust the seasonings until this roasted tomato basil soup recipe tastes perfect to you.

Fun Variations for roasted tomato basil soup

One of the things I love most about cooking is making a recipe my own, and this soup is the perfect canvas for a little creativity! It’s fun to see how a few simple swaps can change the character of a dish. Here are a few variations my family enjoys.

Make it Extra Creamy and Cheesy: For an even richer soup, stir in a quarter cup of grated Parmesan or Pecorino Romano cheese along with the heavy cream. It melts in beautifully and adds a savory, salty depth that is just divine. This is my go-to when I’m making this roasted tomato basil soup for a special occasion.
Add a Little Smoky Heat: If you like a bit of a kick, try adding a teaspoon of smoked paprika or a pinch of red pepper flakes along with the dried oregano. You could even roast a halved jalapeño along with the other vegetables for a gentle, smoky heat that beautifully complements the sweet tomatoes in this roasted tomato and basil soup.
Boost the Veggies: Feel free to add other vegetables to the roasting pan! Carrots and red bell peppers are fantastic additions. They add another layer of sweetness and a beautiful color. This is a great way to sneak some extra nutrients into your meal.
Dairy-Free or Vegan Option: It’s incredibly easy to make a vegan roasted tomato soup with basil. Simply substitute the heavy cream with full-fat coconut milk from a can. It provides the same wonderful creaminess with a very subtle, pleasant flavor that works so well with the tomatoes.

What to Serve With roasted tomato basil soup

A great bowl of soup deserves the perfect partner! While this roasted tomato basil soup is incredible all on its own, serving it with a little something extra can turn it into a truly memorable meal. These are some of my favorite pairings that are always a hit.

The Ultimate Grilled Cheese: You simply can’t beat the classic combination of tomato soup and grilled cheese. I love using thick slices of sourdough bread with a sharp cheddar or a gooey provolone. It’s the perfect crunchy, cheesy companion for dipping.
Crusty Garlic Bread: A warm slice of garlic bread is another fantastic choice. It’s perfect for sopping up every last bit of that delicious soup from the bottom of the bowl.
Pesto and Crouton Topping: For a bit of texture and a burst of fresh flavor, top each bowl with a spoonful of pesto and a handful of homemade croutons. It adds a delightful crunch and an extra layer of herby goodness to this roasted tomato basil soup recipe.
A Simple Green Salad: To round out the meal, a simple side salad with a light vinaigrette is a wonderful, fresh contrast to the rich, warm soup. It keeps the meal balanced and light.

How to Store roasted tomato basil soup

One of the best things about making a big pot of soup is having leftovers for easy meals later in the week. This soup stores and reheats beautifully, and I think the flavors get even better the next day!

In the Refrigerator: Allow the roasted tomato basil soup to cool completely, then transfer it to an airtight container. It will keep well in the fridge for up to 4 days. I find glass containers work best for preventing any staining from the tomatoes.
In the Freezer: This soup is fantastic for freezing! Let it cool completely, then pour it into freezer-safe bags or containers, leaving a little space at the top for it to expand. It will stay delicious for up to 3 months. I like to freeze it in individual portions for quick lunches.
How to Reheat: For best results, reheat the soup gently in a saucepan over medium-low heat, stirring occasionally until it’s warmed through. You can also reheat it in the microwave, but I find the stovetop gives it that just-made taste.

Nutritional Benefits

This delicious roasted tomato basil soup isn’t just comforting; it’s also packed with wholesome goodness. Tomatoes are a fantastic source of lycopene, a powerful antioxidant, and roasting them actually helps our bodies absorb it better. It’s a family-friendly meal you can feel great about serving.

FAQs

Can I use canned tomatoes for this recipe?

You can, but the flavor won’t be quite the same. The magic of this roasted tomato and basil soup comes from the deep, caramelized sweetness that develops when you roast fresh tomatoes. If you’re in a pinch, use high-quality canned whole tomatoes and roast them with the other vegetables.

How do I make this soup vegan?

It’s very simple! This recipe is easily made vegan by substituting the heavy cream with an equal amount of full-fat coconut milk. Just be sure to use a certified vegan sugar, and you’ll have a delicious, plant-based version of this comforting soup.

Is this roasted tomato basil soup freezer-friendly?

Absolutely! This soup freezes beautifully, making it perfect for meal prepping. Just let it cool completely before transferring it to freezer-safe containers or bags. It will keep for up to 3 months. Thaw it in the refrigerator overnight before reheating gently on the stove.

Why is my soup bitter?

Bitterness can sometimes come from the acidity of the tomatoes. The pinch of sugar in this roasted tomato basil soup recipe is specifically there to help balance that out. If your soup still tastes a bit sharp, try adding another tiny pinch of sugar until the flavors mellow.

Conclusion

There is truly nothing like a warm bowl of homemade soup to make you feel cozy and cared for. This roasted tomato basil soup captures everything I love about cooking: simple ingredients, a straightforward process, and a result that tastes like a hug in a bowl. It’s a recipe that honors tradition while still being perfect for our busy, modern lives. I hope you and your family love it as much as mine does.

roasted tomato basil soup