Refreshing Chilled Tomato Broth with Basil Oil Cubes

By: chef Emily

December 20, 2025

Everyday Culinary Delights👩‍🍳

Refreshing Chilled Tomato Broth with Basil Oil Cubes

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Refreshing Chilled Tomato Broth with Basil Oil Cubes

A Chilled Summer Dream: Discovering Refreshing Tomato Broth

Did you know that tomatoes, despite their vibrant color, are technically fruits? And in the heat of summer, who wouldn’t crave a dish that’s both incredibly refreshing and bursting with garden-fresh flavor? The average person consumes countless pounds of tomatoes annually, yet many only experience them in sauces or salads. Today, we’re elevating this summer staple into a sophisticated and revitalizing chilled tomato broth, beautifully complemented by melting cubes of aromatic basil oil. This recipe isn’t just a meal; it’s an experience – a cool, herbal embrace on a warm day. Get ready to impress yourself and your guests with this elegant and surprisingly simple dish.

The Symphony of Flavors: Ingredients for Your Chilled Tomato Broth

The magic of this chilled tomato broth lies in the quality of its ingredients. We aim for a balance of sweet, acidic, and savory notes, with the basil oil adding a pungent, fresh counterpoint.

For the Broth:

  • 2 lbs Ripe Tomatoes: Look for a mix of heirloom and Roma for depth of flavor and good flesh. They should be fragrant and yield slightly to gentle pressure.
  • 1 large Cucumber: Peeled, seeded, and roughly chopped. This adds a cooling, watery element. Opt for English cucumbers for fewer seeds.
  • 1/2 Red Bell Pepper: Seeded and roughly chopped. Adds sweetness and a beautiful rosy hue.
  • 1/4 Red Onion: Roughly chopped. Provides a subtle sharpness. Shallots can be used if you prefer a milder flavor.
  • 2 cloves Garlic: Smashed. For a pungent, savory foundation.
  • 1/4 cup Extra Virgin Olive Oil: Good quality oil will make a difference in the final taste.
  • 2 tablespoons Red Wine Vinegar: Or sherry vinegar for a slightly different tang.
  • 1 teaspoon Sea Salt: Or to taste. Enhances all the other flavors.
  • 1/2 teaspoon Black Pepper: Freshly ground is best for its aromatic quality.
  • 2 cups Vegetable Broth (low sodium): Or water, for thinning if needed.
  • Fresh Herbs: A few sprigs of parsley, thyme, or a bay leaf for simmering.

For the Basil Oil Cubes:

  • 2 cups Fresh Basil Leaves: Packed. The star of our aromatic cubes. You want vibrant, fragrant leaves.
  • 1/2 cup Extra Virgin Olive Oil: Use a mild-flavored oil so it doesn’t overpower the basil.
  • Pinch of Salt: Just to awaken the basil flavor.

Optional Garnishes:

  • Microgreens: For a touch of elegance and fresh greens.
  • Drizzle of Balsamic Glaze: Adds a sweet and tangy finish.
  • Crumbled Feta or Goat Cheese: For a creamy, savory contrast.
  • Toasted Croutons: For a satisfying crunch.
Refreshing Chilled Tomato Broth with Basil Oil Cubes being served in bowls with basil oil cubes melting.

Timing is Everything: Crafting Your Refreshing Broth

This recipe is designed for maximum flavor with minimal active cooking time. The chilling is where the true refreshment develops.

Prep Time: 20 Minutes
Cook Time: 30 Minutes
Chill Time: Minimum 4 Hours (or overnight)
Total Time: 4 Hours 50 Minutes (largely inactive)

While the average soup or broth might take 1-2 hours total, this recipe requires significant inactive chilling time. However, the active preparation is quick, making it perfect for making ahead.

Step-by-Step: Crafting Your Chilled Tomato Broth with Basil Oil Cubes

Let’s dive into creating this delightful chilled soup. The process is straightforward, focusing on extracting the best flavors from our simple ingredients.

Step 1: Prep the Vegetables

Begin by washing all your produce thoroughly. Roughly chop the tomatoes, cucumber (peeled and seeded), red bell pepper (seeded), and red onion. Smash the garlic cloves.

Step 2: Simmer and Strain

In a large pot, combine the chopped tomatoes, cucumber, red bell pepper, red onion, garlic, olive oil, red wine vinegar, salt, pepper, and fresh herbs. Add enough water or vegetable broth to just cover the ingredients. Bring to a gentle simmer over medium heat. Reduce heat to low, cover, and let it simmer for about 25-30 minutes, until the vegetables are tender and fragrant. Remove from heat. Carefully strain the mixture through a fine-mesh sieve set over a large bowl. Press down on the solids with the back of a spoon to extract as much liquid as possible, but avoid pushing too much pulp through for a cleaner broth. Discard the solids.

Step 3: Chill the Broth

Taste the strained broth and adjust seasoning if needed (more salt, pepper, or vinegar). Let it cool slightly at room temperature, then cover the bowl or transfer the broth to an airtight container. Refrigerate for at least 4 hours, or preferably overnight, until thoroughly chilled. The flavors meld and deepen as it chills.

Step 4: Prepare the Basil Oil

While the broth is chilling, make the basil oil. In a blender or food processor, combine the packed fresh basil leaves, 1/2 cup of olive oil, and a pinch of salt. Blend until smooth and vibrantly green. If it’s too thick, you can add another tablespoon of olive oil to achieve a pourable consistency.

Step 5: Freeze the Basil Oil Cubes

Pour the basil oil into an ice cube tray. Place the tray in the freezer and freeze until solid. This usually takes about 2-3 hours.

Step 6: Assemble and Serve

Once the broth is well-chilled and the basil oil is frozen into cubes, it’s time to serve. Ladle the chilled tomato broth into individual bowls or glasses. Carefully unmold one or two basil oil cubes from the ice cube tray and place them gently into each serving. As the basil oil cube slowly melts, it will release its fragrant essence into the cold broth, creating a beautiful swirl of green and an explosion of herbal aroma. Garnish as desired with microgreens, a drizzle of balsamic glaze, or a sprinkle of cheese.

Nutritional Snapshot

  • Calories: Approximately 150-200 per serving (varies based on olive oil and broth used).
  • Fat: ~10-15g
  • Carbohydrates: ~15-20g
  • Protein: ~3-5g
  • Fiber: ~4-6g

Note: This is an estimated nutritional breakdown and does not include garnishes.

A Lighter Touch: Healthier Alternatives

  • Reduced Olive Oil: Use a little less olive oil in both the broth and the basil oil. You can also use a lighter olive oil or grapeseed oil for the basil oil if you want a less rich flavor.
  • Cucumber Peel: Instead of discarding the cucumber peel, consider blending it into the broth if you don’t mind a slightly cloudier texture. It adds fiber and nutrients.
  • Low-Sodium Broth: Always opt for low-sodium vegetable or chicken broth to manage sodium intake.
  • Spice it Up: Add a pinch of chili flakes to the broth for a metabolism boost and a subtle heat.

Elevating Your Experience: Serving Suggestions

  • Appetizer: Serve in small shot glasses or demitasse cups for an elegant starter to a summer meal.
  • Light Lunch: Serve in larger bowls with a side of crusty bread or a light salad.
  • Palate Cleanser: Offer a small serving between courses at a dinner party to refresh the palate.
  • Pairing: This broth pairs wonderfully with grilled seafood, light chicken dishes, or fresh mozzarella.

Avoid These Pitfalls: Common Mistakes to Sidestep

  • Using Underripe Tomatoes: Insufficiently ripe tomatoes will result in a watery, flavorless broth. Always choose fragrant, ripe tomatoes.
  • Over-simmering: You want to tenderize the vegetables, not cook them down into mush. Over-simmering can lead to a duller flavor and color.
  • Not Straining Properly: For a smooth, refined broth, ensure you strain it through a fine-mesh sieve. Pressing gently extracts more liquid without making it cloudy.
  • Skipping the Chill: The magic of this dish is in its chilled temperature. Serving it before it’s properly cold will diminish its refreshing quality.
  • Basil Oil Too Thick: If your basil oil is too thick, it won’t melt nicely. Ensure it’s a fluid consistency before freezing.

Keeping it Fresh: Storing Your Broth and Cubes

For optimal freshness, store the chilled tomato broth in an airtight container in the refrigerator for up to 3-4 days. The basil oil cubes can be stored in a freezer-safe container or bag in the freezer for up to a month. It’s best to unmold them from the ice cube tray before storing to prevent them from sticking together.

A close-up of a bowl of chilled tomato broth with a basil oil cube melting into it.

Sip Your Way to Summer Bliss

This Refreshing Chilled Tomato Broth with Basil Oil Cubes is more than just a recipe; it’s an invitation to savor the bounty of summer in the most delightful way. The cool, vibrant broth, enhanced by the aromatic burst of melting basil oil, offers a sophisticated yet simple culinary experience. It’s a testament to how humble ingredients, treated with care, can create something truly spectacular. So, whether you’re looking for an elegant appetizer, a light lunch, or a way to cool down on a hot day, this chilled broth is sure to become a warm-weather favorite. Give it a try and let its refreshing simplicity win you over!

Frequently Asked Questions

***Can I make this recipe ahead of time?***

Absolutely! This is a fantastic make-ahead recipe. The broth can be made 2-3 days in advance and kept chilled, and the basil oil cubes can be frozen up to a month ahead. It’s perfect for entertaining.

***What if I don’t have a high-speed blender for the basil oil?***

You can use a regular blender, food processor, or even a mortar and pestle. You might need to add a touch more olive oil to help it break down. Aim for a smooth paste.

***Can I use canned tomatoes?***

While fresh, ripe tomatoes are ideal for the best flavor, you can use high-quality canned whole peeled tomatoes (drained) in a pinch. You might need to adjust the seasoning as canned tomatoes can vary in acidity.

***How can I make the broth smoother?***

For an ultra-smooth broth, you can pass the strained liquid through a cheesecloth-lined sieve, or even briefly blend the strained liquid in a high-speed blender before chilling. Be careful not to over-blend once chilled, as it can foam.

***What can I do with the leftover vegetable pulp?***

The leftover pulp can be added to compost or, if you like, you can create a rustic tomato jam by simmering it down with a touch of sugar and vinegar. It also makes a good addition to pasta sauces.

***Is it necessary to use red wine vinegar?***

Red wine vinegar adds a lovely tang, but you can substitute it with sherry vinegar, apple cider vinegar, or even a squeeze of fresh lemon juice if needed. Adjust to your taste.

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Refreshing Chilled Tomato Broth with Basil Oil Cubes

A refreshing chilled tomato broth served with a melting basil oil cube for a burst of herbal flavor.

  • Author: Chef Samantha

Ingredients

Scale
  • 4 cupsripe tomatoes, chopped
  • 1small shallot, minced
  • 2cloves garlic, minced
  • 1/4 cupfresh basil leaves
  • 1/2 cupolive oil
  • 1 tbsplemon juice
  • Salt and pepper to taste
  • 1 tspsugar (optional)

Instructions

  1. Blend tomatoes, shallot, and garlic until smooth. Strain through a fine mesh sieve into a bowl.
  2. Season the tomato broth with salt, pepper, and sugar (if using). Chill in the refrigerator for at least 2 hours.
  3. Blend basil leaves with olive oil until smooth. Pour into an ice cube tray and freeze until solid (about 1 hour).
  4. To serve, pour chilled tomato broth into bowls and add a frozen basil oil cube to each. Let it melt slightly before enjoying.

Notes

You can customize the seasonings to taste.

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