Caramelized Tomato Basil Soup Recipe
Roasted Autumn Tomato Soup with Fresh Basil is a simple homemade soup that highlights the natural sweetness of ripe tomatoes through oven roasting. This recipe turns fresh seasonal produce into a smooth bowl of soup with minimal ingredients and an easy cooking process.
The roasted tomatoes create a rich base with a balanced tomato flavor, while fresh basil adds a bright herbal note. Blended until smooth, the soup has a velvety consistency that works well as a light meal or a comforting starter.
What Makes This Dish Stand Out
- Simple Ingredients: Uses fresh tomatoes, herbs, and pantry staples.
- Roasting Technique: Enhances the natural flavor of tomatoes before blending.
- Easy Preparation: Requires basic steps without complicated cooking methods.
- Vegetable Forward: A great way to use seasonal produce.
- Versatile Serving: Can be enjoyed on its own or alongside other dishes.
- Beginner Friendly: A straightforward recipe for new home cooks.
Ingredient Notes & Easy Substitutions
- Autumn Tomatoes: Choose ripe, firm tomatoes with good color for the best results. Roma or vine tomatoes work well if seasonal tomatoes are unavailable.
- Fresh Basil: Adds a bright finish and balances the richness of the roasted tomatoes. Dried basil can be used, but fresh leaves provide a better aroma.
- Vegetable Broth: Helps adjust the soup consistency while adding extra savory notes. Chicken broth can be used if preferred.
- Garlic: Roasting and simmering garlic develops a smoother flavor. Fresh cloves work best for this recipe.
- Olive Oil: Helps the tomatoes roast evenly and adds richness. Use a good-quality olive oil for better flavor.
- Balsamic Vinegar: Optional addition that can add sweetness and acidity when stirred in before serving.
Chef’s Tip: Let the tomatoes roast until the edges begin to caramelize. Those browned spots add extra depth to the soup without needing many additional ingredients.
Roasted Autumn Tomato Soup with Fresh Basil
This tomato soup is made by slow roasting ripe autumn tomatoes to enhance their natural sweetness and develop caramelized flavors. The roasted tomatoes are blended into a smooth, velvety soup, finished with fresh basil for brightness. The final dish has a rich, slightly smoky, and vibrant appearance with a thick, comforting texture.
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Calories: 150kcal
Servings: 4
Equipment
- Blender or Immersion Blender
- Large Pot or Saucepan
Ingredients
- 2 pounds ripe autumn tomatoes halved
- 3 cloves garlic minced
- 2 tablespoons olive oil for drizzling and roasting
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 1 cup vegetable broth for blending
- a handful fresh basil leaves for flavor and garnish
Instructions
- Preheat your oven to 400°F (200°C). Arrange the halved ripe tomatoes on a baking sheet, cut sides up. Drizzle generously with olive oil, and sprinkle with salt and pepper. Roast in the oven for about 35-40 minutes, until the tomatoes are soft, bubbling, and slightly caramelized around the edges.
- Once the tomatoes are roasted, transfer them to a large pot. Add the minced garlic and a splash of olive oil to the hot pan used for roasting, allowing the garlic to become fragrant, about 1-2 minutes.
- Pour the roasted tomatoes along with their juices into the pot. Add the vegetable broth and bring the mixture to a gentle simmer over medium heat for about 10 minutes. This helps to meld the flavors and soften the garlic further.
- While the soup simmers, tear a handful of fresh basil leaves and add them to the pot—this infuses the soup with aromatic herbal notes.
- Using an immersion blender or a regular blender, blend the soup until smooth and velvety. Be careful when blending hot liquids—pulse gradually or blend in batches if needed. If using a regular blender, vent the lid slightly to prevent pressure buildup.
- Pour the blended soup back into the pot and heat gently, tasting and adjusting seasoning with additional salt and pepper if needed. Let it simmer for another 5 minutes to allow flavors to meld fully.
- Finish by stirring in a few more fresh basil leaves for vibrant flavor, then ladle the soup into bowls. Garnish with a sprig of basil or a drizzle of olive oil if desired.
Notes
For an extra layer of flavor, add a splash of balsamic vinegar during blending. You can also top with a dollop of cream or a sprinkle of Parmesan before serving.
Nutrition
Calories: 150kcal | Carbohydrates: 25g | Protein: 3g | Fat: 7g | Saturated Fat: 1g | Sodium: 600mg | Potassium: 450mg | Sugar: 15g | Vitamin C: 20mg | Calcium: 40mg | Iron: 2mg
Nutrition Information
| Nutrient | Amount |
|---|---|
| Calories | 150 kcal |
| Carbohydrates | 25g |
| Protein | 3g |
| Fat | 7g |
| Fiber | 5g |
| Sugar | 15g |
| Sodium | 600mg |
Common Mistakes to Avoid
- Using Underripe Tomatoes: Can result in a less flavorful soup with reduced sweetness.
- Skipping Roasting: Raw tomatoes will not develop the same depth of flavor.
- Overheating Basil: Cooking basil too long can reduce its fresh aroma.
- Blending Without Care: Hot soup needs careful handling to avoid splashes and pressure buildup.
- Adding Too Much Broth: Excess liquid can make the soup thin and less concentrated.
- Not Adjusting Seasoning: Tomatoes vary in sweetness, so final seasoning may need adjustment.
Flavor Twists Worth Trying
- Creamy Tomato Soup: Add a splash of heavy cream before serving.
- Spicy Version: Blend in red pepper flakes or roasted chili peppers.
- Roasted Garlic Upgrade: Roast extra garlic cloves with the tomatoes for deeper flavor.
- Cheesy Finish: Add grated Parmesan or mozzarella before serving.
- Herb Variation: Replace basil with fresh thyme or oregano.
- Protein Boost: Stir in cooked lentils for a heartier soup.
- Chunky Style: Blend only part of the soup to keep some tomato pieces.
More Soup Recipes You’ll Enjoy
- Creamy Pumpkin Soup
- Cozy Autumn Wild Rice Soup
- Butternut Squash Soup
- Roasted Vegetable Soup
- Chicken Noodle Soup
Best Ways to Store Leftovers
- Refrigerator Storage: Store cooled soup in an airtight container for up to 4 days.
- Freezer Storage: Freeze in freezer-safe containers for up to 3 months.
- Make Ahead: Prepare the soup a day ahead for an easy meal option.
- Reheating: Warm gently on the stovetop while stirring occasionally.
- Freshness Tip: Add fresh basil after reheating instead of storing it mixed in.
Frequently Asked Questions
- Can I make this soup without a blender?
Yes. You can mash the tomatoes with a potato masher for a rustic texture. - What tomatoes are best for tomato soup?
Ripe Roma, vine, or garden tomatoes work well because they have a good balance of sweetness and acidity. - Why roast tomatoes before making soup?
Roasting concentrates their natural sugars and develops deeper flavors. - Can I use canned tomatoes instead of fresh tomatoes?
Yes. Use high-quality canned whole tomatoes when fresh tomatoes are not available. - How can I make the soup thicker?
Simmer it uncovered for a few extra minutes to reduce excess liquid. - Can I make this soup dairy-free?
Yes. The base recipe is already dairy-free. Avoid cream-based toppings if keeping it dairy-free. - Why does my tomato soup taste too acidic?
Adding a small amount of balsamic vinegar, cream, or a pinch of sugar can help balance acidity. - Can I use dried basil instead of fresh basil?
Yes, but add it earlier during cooking since dried herbs need more time to release their flavor.
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i’m James
The home cook and food blogger behind Beyond the Bayou Blog. Cooking has always been my happy place.
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