Roasted Tomato Basil Soup : 7 Irresistible Reasons to Make This Today

Posted on June 16, 2025 ·

By Lyndy

someone dipping some food into a bowl of tomato basil soup with bread croutons on the side

Few things feel as comforting and satisfying as a steaming bowl of roasted tomato basil soup. With its deep roasted flavor, velvety texture, and fresh herbal notes, this simple dish transforms everyday ingredients into something truly special. Whether you’re cozied up on a rainy day, planning a nutritious weeknight dinner, or craving a light lunch, this comfort soup is just what you need.

More than just a seasonal classic, this recipe is easy to make, highly customizable, and fits beautifully into any lifestyle—including dairy-free and vegetarian diets. We’ll walk you through every step, from roasting your tomatoes to finishing with a swirl of tahini or cream, plus tips on storage, meal pairings, and more.

Why You’ll Love This Homemade Tomato Basil Soup

This isn’t just any tomato basil soup—this is a roasted version that takes flavor to the next level. Roasting the tomatoes enhances their natural sweetness and creates a rich base that’s anything but boring.

Here’s why this recipe is a winner:

Easy to prepare with fresh or canned tomatoes
Naturally gluten-free and easily vegan
Freezer-friendly and great for meal prep
Pairs perfectly with sandwiches and bread
Customizable with add-ins like cream, tahini, or veggies

For more cozy ideas, visit the Comfort Food section of Lyndy’s Kitchen.

Ingredients for Roasted Tomato Basil Soup

This recipe uses whole foods and pantry staples. Here’s what you’ll need:

3 pounds ripe tomatoes (Roma, heirloom, or cherry)
1 large yellow onion, peeled and quartered
4 cloves garlic, peeled
2 tablespoons olive oil
Salt and black pepper, to taste
2 tablespoons tomato paste
2 cups vegetable broth
1 cup fresh basil leaves, packed
1–2 teaspoons sugar (optional, to balance acidity)
1–2 tablespoons tahini or heavy cream (optional for creaminess)

Note: You can swap in high-quality canned tomatoes if fresh are out of season.

Kitchen Tools Needed for Easy Soup Recipes Like This One

To make this soup easily at home, gather the following equipment:

Large baking sheet
Blender or immersion blender
Large soup pot or Dutch oven
Measuring cups and spoons
Wooden spoon or spatula
Knife and cutting board

If you love simple, healthy tools, be sure to check out Delicious 3-Ingredients Cauliflower Chaffles—another easy, low-carb recipe made with minimal gear.

Step-by-Step Instructions: How to Make Roasted Tomato Basil Soup

Step 1: Roast the Vegetables
Preheat oven to 425°F (220°C). Place tomatoes, onion, and garlic on a baking sheet. Drizzle with olive oil and sprinkle with salt and pepper. Roast for 30–35 minutes, turning once, until caramelized and tender.

Step 2: Blend the Base
Transfer the roasted vegetables (including juices) into a blender. Add basil and tomato paste. Blend until smooth. Alternatively, place everything in a pot and blend with an immersion blender.

Step 3: Simmer and Season
Pour the blended mixture into a large soup pot. Stir in the broth and bring to a gentle simmer for 10–15 minutes. Taste and add sugar if needed to balance the acidity. For added richness, stir in tahini or cream.

Step 4: Serve and Enjoy
Ladle the soup into bowls. Garnish with fresh basil, a drizzle of olive oil or tahini, and cracked black pepper.

Want to elevate it even more? Try serving with Irresistible Baked Cheese Buns.

Tips for Perfect Roasting and Flavor Boosting

Roasting brings a deep, caramelized flavor that canned soups can’t touch. Here are a few tips:

Use ripe, in-season tomatoes for best flavor
Don’t overcrowd the pan—spread veggies evenly
Add a pinch of sugar to balance tartness if needed
Roast garlic unpeeled for milder flavor; peel after
Drizzle roasted ingredients with a splash of balsamic for added depth

You can also add a roasted red pepper to deepen the flavor even further.

Comfort Soup Pairings: Best Bread, Sandwiches, and Sides

Roasted tomato basil soup pairs beautifully with so many dishes. Here are a few favorites:

Grilled cheese sandwich
Crusty sourdough or French baguette
Stuffing Biscuits for a savory bite
Country Gravy Breakfast Enchiladas if you’re going big for brunch
A fresh green salad with lemon vinaigrette

Make it a soup and sandwich combo night for the whole family.

Healthy Twist: Add Tahini for a Creamy Dairy-Free Option

Want to make your soup creamy without dairy? Enter tahini. This sesame seed paste adds a nutty richness and creaminess that blends perfectly with the roasted flavors.

How to use it:
Add 1–2 tablespoons to your blended soup
Mix well while simmering
Adjust with a little lemon juice to brighten the flavor

Tahini also adds healthy fats and protein, making this a smart addition to your idee pasto sano (healthy meal ideas).

Soup and Sandwich Ideas for Quick, Nourishing Meals

Short on time? Make this soup in bulk and store it for easy lunches. Pair it with:

Turkey avocado wraps
Roasted veggie paninis
Open-faced tuna melts
Cheesy Ranch Potatoes and Sausage for a hearty dinner plate

These combinations make weeknight planning a breeze.

Storing and Reheating Your Roasted Tomato Basil Soup

Let the soup cool before storing. Here’s how to keep it fresh:

Refrigerator: Store in airtight containers for up to 4 days
Freezer: Store in freezer-safe bags or containers for up to 3 months

To reheat, thaw overnight and warm over low heat on the stove. Stir well before serving. Add water or broth if it thickens.

Freezing Tips: Make Ahead and Batch Cooking Ideas

Roasted tomato basil soup freezes beautifully and is great for batch cooking.

Portion into single servings
Label with date and ingredients
Lay bags flat in the freezer for efficient storage

This method helps you always have easy soups on hand when you need them.

Common Mistakes to Avoid with Tomato Basil Soup

Using unripe or bland tomatoes—roast only ripe or good-quality canned
Overcooking basil—add fresh basil late in the process to preserve flavor
Not balancing acidity—taste and add a pinch of sugar or tahini
Blending too hot—cool slightly before using a blender
Skipping the roasting step—it’s what gives this soup depth

These small fixes make a huge difference in your final dish.

FAQs About Roasted Tomato Basil Soup

Can I use canned tomatoes?
Yes! Use whole peeled San Marzano or fire-roasted tomatoes for best flavor.

Is this recipe vegan?
Yes, if you skip dairy and use tahini or plant-based cream.

Can I add other vegetables?
Definitely. Roasted red peppers, carrots, or even sweet potatoes add richness.

What’s the best basil to use?
Fresh Genovese basil gives the most authentic flavor.

Can I use dried basil instead?
Fresh is best, but if needed, use 1 teaspoon dried basil and add early in the simmering stage.

More Easy Soups and Comfort Food Ideas

If you love warming meals like this, try these next:

Slow Cooker Garlic Butter Steak Bites – rich and hearty
Marry Me Chicken Soup – creamy and protein-packed
Sweet Potato Crumble – a sweet, cozy finish
Oatmeal Bars – meal prep friendly for breakfast or snacks

These recipes keep your week delicious and comforting.

Conclusion: Make This Tomato Basil Soup Part of Your Weekly Meal Plan

Whether you’re looking for a cozy lunch, a nutritious dinner, or a freezer-friendly prep recipe, roasted tomato basil soup is a go-to choice for warmth, flavor, and ease. With a rich roasted base, fresh basil, and the option to make it creamy with tahini or dairy, this soup fits every taste and dietary preference.

Add it to your easy soup recipes rotation and discover just how satisfying simple ingredients can be. Don’t forget to check out more fall and comfort recipes in the Soup & Dinner Collection at Lyndy’s Kitchen. If you love this post, share it with your fellow food lovers and subscribe for more cozy favorites!

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Roasted Tomato Basil Soup – A Comforting Bowl of Flavor


  • Author: Lyndy
  • Total Time: 55 minutes
  • Yield: 4 servings 1x
  • Diet: Vegan

Description

Roasted Tomato Basil Soup is a rich and comforting homemade recipe with roasted garlic, fresh basil, and ripe tomatoes. Perfect for cozy lunches, light dinners, or pairing with grilled cheese.


Ingredients

Scale
  • Roasted Tomatoes:
  • 3 pounds Roma or plum tomatoes, halved
  • 1 medium yellow onion, quartered
  • 6 garlic cloves, peeled
  • 2 tablespoons olive oil
  • Salt and black pepper, to taste
  • Soup Base:
  • 2 cups vegetable broth
  • 1 tablespoon tomato paste
  • ½ teaspoon crushed red pepper flakes (optional)
  • 1 teaspoon dried oregano
  • ½ cup fresh basil leaves, packed
  • 12 teaspoons maple syrup (optional)
  • Optional Add-Ins:
  • ½ cup coconut milk or cream
  • Croutons or bread for serving
  • Dollop of tahini (optional)

Instructions

  1. Roast Tomatoes: Preheat oven to 400°F (200°C). Line a baking sheet with parchment paper. Arrange halved tomatoes, onion, and garlic. Drizzle with olive oil, season, and roast 35–40 minutes.
  2. Blend Base: Let cool slightly. Transfer to a blender with tomato paste, red pepper flakes, and half the broth. Blend until smooth. Add more broth for desired consistency.
  3. Simmer: Pour into a pot. Stir in remaining broth and bring to a gentle simmer. Add basil and simmer for 10 minutes.
  4. Adjust: Taste and adjust seasoning. Add maple syrup if acidic. Stir in coconut milk or tahini if desired.
  5. Serve: Ladle into bowls and enjoy with bread or grilled cheese.

Notes

  • Use ripe Roma or plum tomatoes for best flavor.
  • Roasting the garlic brings sweetness—don’t skip this step.
  • Add coconut cream or tahini for richness without dairy.
  • This soup freezes well—perfect for meal prep.
  • Garnish with extra basil or red pepper flakes for color and flavor.
  • Prep Time: 10 minutes
  • Cook Time: 45 minutes
  • Category: Soup
  • Method: Roasting, Blending
  • Cuisine: American

Nutrition

  • Serving Size: 1 bowl
  • Calories: 110
  • Sugar: 6g
  • Sodium: 350mg
  • Fat: 5g
  • Saturated Fat: 1g
  • Unsaturated Fat: 4g
  • Trans Fat: 0g
  • Carbohydrates: 13g
  • Fiber: 3g
  • Protein: 3g
  • Cholesterol: 0mg

Keywords: Roasted Tomato Basil Soup, Easy Soup Recipes, Comfort Soup, Tomato Soup Vegan, Idee Pasto Sano

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