Homemade Roasted Tomato Basil Soup
The Homemade Roasted Tomato Basil Soup is a delightful and comforting dish that’s perfect for any occasion. Whether you’re looking for a quick lunch or a cozy dinner, this soup is packed with rich flavors from roasted tomatoes and fresh basil. It’s an excellent way to use up garden tomatoes, making every spoonful taste like summer. Plus, you can customize it with creamy add-ins or keep it light and vegan. Once you try it, you’ll forget all about store-bought options!
Why You’ll Love This Recipe
- Flavorful Experience: The roasting process intensifies the sweetness of the tomatoes and garlic, creating a rich flavor profile.
- Versatile Dish: Enjoy it as a standalone meal or pair it with grilled cheese for a classic combo.
- Easy Preparation: With simple steps and readily available ingredients, this recipe is beginner-friendly.
- Customizable Options: Add coconut milk, cream, or cheese to make it as creamy as you like.
- Healthy Choice: Packed with nutrients from fresh ingredients, it’s a wholesome addition to your meals.
Tools and Preparation
Before diving into the cooking process, gather the essential tools for making this delicious soup. Having the right equipment will streamline your cooking experience.
Essential Tools and Equipment
- Large baking sheet
- Food processor or high-powered blender
- Large pot
- Parchment paper
- Wooden spoon
Importance of Each Tool
- Large baking sheet: Perfect for roasting tomatoes evenly without crowding them.
- Food processor or high-powered blender: Ensures a smooth texture for your soup; essential for blending the ingredients thoroughly.
- Large pot: Ideal for cooking and simmering your soup after blending; allows ample space for all ingredients.

Ingredients
For the Roasted Tomatoes
- 3 pounds roma or plum tomatoes, cut in half
- 8 cloves garlic, peeled
- 3 tablespoons olive oil
- Freshly ground salt and pepper
For the Caramelized Onions
- ½ tablespoon olive oil
- 2 yellow onions, thinly sliced
Additions to the Soup
- ½ cup packed basil leaves
- ½ teaspoon dried oregano
- 1-2 cups water or vegetarian broth, depending on how thick you want the soup
- Freshly ground salt and pepper, to taste
Optional Add-Ins
- Light/Regular coconut milk for a creamy vegan soup
- Whole dairy milk/heavy cream for a creamy texture
- Parmesan cheese, for a tangy flavor enhancement
- A tablespoon or two of butter, for richer flavor
How to Make Homemade Roasted Tomato Basil Soup
Step 1: Preheat the Oven
Preheat your oven to 400 degrees F. Line a large baking sheet with parchment paper.
Step 2: Roast Tomatoes and Garlic
Place halved tomatoes and garlic cloves on the baking sheet. Drizzle with 3 tablespoons of olive oil. Generously season with salt and pepper. Roast in the oven for 40-45 minutes until caramelized.
Step 3: Caramelize Onions
While tomatoes roast, heat ½ tablespoon olive oil in a large pot over medium heat. Add thinly sliced onions and stir to coat. Cook while stirring occasionally, checking every 5-10 minutes until golden brown (about 20 minutes).
Step 4: Blend Ingredients
Allow roasted tomatoes and garlic to cool for about 10 minutes. Transfer them to a food processor or high-powered blender and blend until smooth. Add basil leaves and caramelized onions, then blend again until well combined.
Step 5: Simmer the Soup
Return blended mixture back to the pot over medium-low heat. Stir in oregano, vegetarian broth (or water), along with salt and pepper to taste. If desired, mix in any optional add-ins at this stage. Allow soup to simmer for about 10 minutes before serving.
Now you’re ready to enjoy your Homemade Roasted Tomato Basil Soup! Garnish with Parmesan cheese if desired, and serve hot alongside grilled cheese sandwiches for an extra treat!
How to Serve Homemade Roasted Tomato Basil Soup
Serving homemade roasted tomato basil soup is a delightful experience that can be customized in many ways. This rich and flavorful soup pairs well with various accompaniments that enhance its taste and texture.
With Grilled Cheese Sandwiches
- A classic pairing, grilled cheese sandwiches add a crunchy texture and gooey cheese that complements the soup’s warmth.
Topped with Fresh Herbs
- Garnish your soup with extra basil or parsley for a burst of freshness and color that elevates the dish visually and flavor-wise.
Drizzled with Olive Oil or Cream
- A drizzle of high-quality olive oil or cream can add richness and enhance the flavors of the roasted tomatoes.
Served with Croutons
- Crunchy croutons provide a textural contrast, making each spoonful more enjoyable. You can easily make them from leftover bread!
Accompanied by a Side Salad
- A light side salad adds freshness and balances the richness of the soup. Opt for mixed greens with a vinaigrette dressing for an ideal match.
How to Perfect Homemade Roasted Tomato Basil Soup
To achieve the best homemade roasted tomato basil soup, pay attention to these key aspects:
- Use Ripe Tomatoes: Fresh, ripe tomatoes will bring out the sweetest flavors in your soup. Look for seasonal varieties for the best taste.
- Caramelize Onions Properly: Take your time while caramelizing onions to develop their natural sweetness fully. Aim for a golden brown coloration.
- Blend Smoothly: For a velvety texture, blend your ingredients until completely smooth. This step is crucial for creamy soups.
- Season Generously: Don’t forget to taste as you go! Adjust salt and pepper to enhance the flavors of your ingredients.
- Experiment with Add-ins: Try various add-ins like coconut milk or parmesan cheese for different flavor profiles and creaminess levels.
- Simmer Before Serving: Allowing your soup to simmer for at least 10 minutes melds all flavors together beautifully.
Best Side Dishes for Homemade Roasted Tomato Basil Soup
Homemade roasted tomato basil soup can be paired with several delicious side dishes that complement its rich flavor. Here are some excellent options:
- Grilled Cheese Sandwiches: Crispy on the outside and melty on the inside, this comfort food classic is perfect alongside tomato soup.
- Caprese Salad: Fresh mozzarella, tomatoes, and basil drizzled with balsamic glaze create a refreshing counterpoint to the warm soup.
- Garlic Bread: Toasted bread topped with garlic butter adds crunch and flavor; it’s great for dipping into your soup!
- Veggie Sticks with Hummus: Crunchy vegetables like carrots and bell peppers served with hummus provide a healthy balance.
- Quinoa Salad: Packed with nutrients, quinoa salad offers heartiness without overshadowing the flavor of your soup.
- Stuffed Peppers: These can be filled with rice or grains mixed with spices, creating a filling yet complementary dish.
- Zucchini Fritters: Crispy fritters bring in another layer of flavor while still keeping things light.
- Cheese Platter: A selection of cheeses can elevate your meal experience by adding variety in taste and texture.
Common Mistakes to Avoid
When making Homemade Roasted Tomato Basil Soup, it’s easy to overlook a few key steps. Here are some common mistakes to avoid for the best results.
- Using unripe tomatoes – Ripe tomatoes yield sweeter and more flavorful soup. Always choose fresh, ripe tomatoes for optimal taste.
- Not seasoning enough – Seasoning is crucial. Don’t be shy with salt and pepper; they enhance the soup’s flavors significantly.
- Skipping the caramelized onions – Caramelizing onions adds depth and sweetness. Take your time with this step for richer flavor.
- Over-blending the soup – Blending too much can lead to a watery consistency. Blend just until smooth for the perfect texture.
- Ignoring optional add-ins – Optional ingredients like coconut milk or parmesan can elevate your soup. Experiment with them to discover your favorite combination.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container for up to 5 days.
- Make sure the soup is completely cooled before sealing.
Freezing Homemade Roasted Tomato Basil Soup
- Freeze in airtight containers or freezer bags for up to 3 months.
- Leave room at the top of containers as the soup will expand when frozen.
Reheating Homemade Roasted Tomato Basil Soup
- Oven – Preheat to 350°F (175°C) and heat in a covered dish for about 20 minutes.
- Microwave – Heat in short bursts of 1-2 minutes, stirring in between until heated through.
- Stovetop – Warm over medium heat, stirring occasionally until hot.
Frequently Asked Questions
Here are some frequently asked questions about Homemade Roasted Tomato Basil Soup.
Can I use other types of tomatoes?
Yes, you can use any variety of tomatoes. However, roma or plum tomatoes provide the best flavor and texture for this soup.
How can I make my Homemade Roasted Tomato Basil Soup spicier?
To add heat, incorporate red pepper flakes or diced jalapeños during cooking. Adjust according to your taste preference.
What can I serve with Homemade Roasted Tomato Basil Soup?
This soup pairs wonderfully with grilled cheese sandwiches, crusty bread, or a fresh garden salad for a complete meal.
Is this soup vegan-friendly?
Absolutely! This recipe is naturally vegan. You can opt for plant-based cream alternatives if you want a creamy texture.
Final Thoughts
Homemade Roasted Tomato Basil Soup is a delightful and versatile dish that highlights fresh ingredients and bold flavors. Feel free to customize it with your favorite add-ins or spices to make it your own. Enjoy this comforting bowl of goodness any day!
Homemade Roasted Tomato Basil Soup
Homemade Roasted Tomato Basil Soup is a warm, comforting dish that captures the essence of summer with every spoonful. This vibrant soup is bursting with the rich flavors of roasted tomatoes and fresh basil, making it an ideal choice for any meal, whether it’s a quick lunch or a cozy dinner. With its simple preparation and customizable ingredients, you can enjoy a creamy, flavorful bowl that elevates your dining experience. Perfectly paired with grilled cheese sandwiches or enjoyed on its own, this soup will quickly become a favorite in your kitchen. Try it today and rediscover the joy of homemade comfort food!
- Prep Time: 15 minutes
- Cook Time: 60 minutes
- Total Time: 1 hour 15 minutes
- Yield: Serves approximately 6
- Category: Soup
- Method: Roasting and Blending
- Cuisine: American
Ingredients
- 3 pounds roma or plum tomatoes
- 8 cloves garlic
- 3 tablespoons olive oil
- 2 yellow onions
- ½ cup packed basil leaves
- 1–2 cups water or vegetarian broth
Instructions
- Preheat your oven to 400°F (200°C) and line a large baking sheet with parchment paper.
- Halve tomatoes and place them on the baking sheet alongside peeled garlic cloves. Drizzle with olive oil and season generously with salt and pepper. Roast for 40-45 minutes until caramelized.
- In a large pot over medium heat, caramelize sliced onions in olive oil for about 20 minutes until golden brown.
- Allow the roasted tomatoes and garlic to cool for 10 minutes, then blend them in a food processor with basil and caramelized onions until smooth.
- Return the blended mixture to the pot, stir in oregano and broth (or water), season to taste, and simmer for about 10 minutes before serving.
Nutrition
- Serving Size: 1 cup (240g)
- Calories: 180
- Sugar: 8g
- Sodium: 260mg
- Fat: 7g
- Saturated Fat: 1g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 27g
- Fiber: 5g
- Protein: 4g
- Cholesterol: 0mg