This vibrant Thai tomato salad is a refreshing and flavorful dish that combines the juiciness of cherry tomatoes with the crispness of cucumber. The addition of red onion and fresh cilantro brings a delightful crunch and herbaceous note, while the tangy lime dressing with a hint of spice ties everything together beautifully.
If you don't have fish sauce in your pantry, it's a key ingredient in many Thai dishes and adds a unique umami flavor. You can find it in the Asian section of most supermarkets. Also, make sure to pick up fresh cilantro and lime juice for the best flavor.

Ingredients for Thai Tomato Salad Recipe
Cherry tomatoes: These small, juicy tomatoes add a burst of sweetness and color to the salad.
Cucumber: Provides a refreshing crunch and balances the acidity of the tomatoes.
Red onion: Adds a sharp, tangy flavor and a bit of crunch.
Cilantro: Fresh and herbaceous, it adds a distinctive flavor that complements the other ingredients.
Lime juice: Brings a tangy brightness to the dressing.
Fish sauce: Adds a savory, umami depth to the dressing.
Sugar: Balances the acidity and spice in the dressing.
Chili flakes: Adds a touch of heat to the salad.
Technique Tip for This Salad
When slicing red onion, use a sharp knife to ensure thin, even slices. This not only enhances the texture of the salad but also helps to evenly distribute the flavors throughout. Additionally, to mellow the sharpness of the onion, you can soak the slices in cold water for about 10 minutes before adding them to the salad. This simple step can make a significant difference in the overall taste and balance of your Thai tomato salad.
Suggested Side Dishes
Alternative Ingredients
cherry tomatoes - Substitute with grape tomatoes: They have a similar sweetness and texture, making them an excellent alternative.
cherry tomatoes - Substitute with heirloom tomatoes: These provide a more complex flavor and can add a unique twist to the salad.
cucumber - Substitute with zucchini: Zucchini has a similar crunch and mild flavor, making it a good replacement.
cucumber - Substitute with jicama: Jicama offers a crisp texture and a slightly sweet taste, adding a refreshing element to the salad.
red onion - Substitute with shallots: Shallots have a milder flavor and can be a good alternative if you want a less pungent taste.
red onion - Substitute with green onions: Green onions provide a milder onion flavor and a bit of color contrast.
fresh cilantro - Substitute with fresh parsley: Parsley offers a fresh, slightly peppery flavor that can complement the other ingredients well.
fresh cilantro - Substitute with fresh basil: Basil adds a sweet and slightly spicy flavor, giving the salad a different but delightful taste.
lime juice - Substitute with lemon juice: Lemon juice provides a similar acidity and brightness to the dish.
lime juice - Substitute with rice vinegar: Rice vinegar offers a mild acidity that can balance the flavors in the salad.
fish sauce - Substitute with soy sauce: Soy sauce provides a similar umami flavor, though it lacks the fishy undertone.
fish sauce - Substitute with tamari: Tamari is a gluten-free alternative to soy sauce and offers a rich, savory flavor.
sugar - Substitute with honey: Honey adds a natural sweetness and a slight floral note to the salad.
sugar - Substitute with agave syrup: Agave syrup provides a similar sweetness and is a good alternative for those avoiding refined sugar.
chili flakes - Substitute with fresh chili: Fresh chili can provide a more vibrant heat and flavor.
chili flakes - Substitute with cayenne pepper: Cayenne pepper offers a similar level of heat and can be used in smaller quantities.
Other Alternative Recipes Similar to This Salad
How to Store or Freeze This Salad
- To store your Thai tomato salad, transfer it to an airtight container. This will help maintain the freshness of the cherry tomatoes and cucumber.
- Place the container in the refrigerator. The salad will stay fresh for up to 2 days. Beyond this, the vegetables may start to lose their crispness.
- If you want to prepare the salad in advance, keep the dressing separate. Store the lime juice, fish sauce, sugar, and chili flakes mixture in a small jar. Combine with the salad just before serving to keep the vegetables crunchy.
- Avoid freezing the salad. The high water content in tomatoes and cucumbers makes them unsuitable for freezing, as they will become mushy upon thawing.
- If you have leftover salad that you don't want to waste, consider blending it into a refreshing gazpacho or using it as a topping for grilled fish or chicken.
- For an extra burst of flavor, you can add fresh cilantro just before serving, as it tends to lose its vibrant taste when stored for too long.
How to Reheat Leftovers
Gently warm the Thai tomato salad in a skillet over low heat for 2-3 minutes, stirring occasionally. This method helps to retain the freshness of the cherry tomatoes and cucumber while slightly enhancing the flavors.
Place the salad in a microwave-safe dish and cover it with a microwave-safe lid or plastic wrap. Heat on medium power for 30-45 seconds. Stir and check the temperature, repeating if necessary. This method is quick but be cautious not to overheat, as it can make the vegetables soggy.
For a slightly different approach, you can add the salad to a preheated oven at 200°F (93°C) for about 5-7 minutes. Spread the salad evenly on a baking sheet. This method gently warms the salad without compromising the crispness of the cucumber and red onion.
If you prefer a cold salad, simply let it sit at room temperature for about 15-20 minutes before serving. This allows the flavors to meld without the need for reheating, keeping the cilantro fresh and vibrant.
For a refreshing twist, add a splash of fresh lime juice and a sprinkle of chili flakes before serving. This can revive the flavors and provide a fresh burst of acidity and heat.
Best Tools for Making This Salad
Large mixing bowl: Use this to combine the cherry tomatoes, cucumber, red onion, and cilantro.
Small bowl: Use this to whisk together the lime juice, fish sauce, sugar, and chili flakes.
Whisk: This is essential for mixing the dressing ingredients until the sugar is dissolved.
Knife: Use a sharp knife to halve the cherry tomatoes, slice the cucumber, and thinly slice the red onion.
Cutting board: A sturdy surface for chopping and slicing the vegetables.
Measuring cups: These will help you measure out the cherry tomatoes and cucumber accurately.
Measuring spoons: Use these to measure the lime juice, fish sauce, sugar, and chili flakes precisely.
Serving bowl: Once the salad is tossed, transfer it to a serving bowl for presentation.
How to Save Time on Making This Salad
Prep ingredients ahead: Wash and slice the cherry tomatoes, cucumber, and red onion in advance. Store them in airtight containers in the fridge.
Use a mandoline: A mandoline slicer can quickly and uniformly slice the cucumber and red onion, saving you time.
Make dressing in bulk: Prepare a larger batch of the lime juice, fish sauce, sugar, and chili flakes dressing. Store it in the fridge for future use.
Chop cilantro quickly: Use kitchen scissors to chop the cilantro directly into the bowl, reducing prep time.

Thai Tomato Salad Recipe
Ingredients
Main Ingredients
- 4 cups Cherry tomatoes, halved
- 1 cup Cucumber, sliced
- 0.25 cup Red onion, thinly sliced
- 0.25 cup Fresh cilantro, chopped
- 2 tablespoons Lime juice
- 1 tablespoon Fish sauce
- 1 teaspoon Sugar
- 1 teaspoon Chili flakes
Instructions
- In a large mixing bowl, combine the cherry tomatoes, cucumber, red onion, and cilantro.
- In a small bowl, whisk together the lime juice, fish sauce, sugar, and chili flakes until the sugar is dissolved.
- Pour the dressing over the salad and toss to combine.
- Serve immediately or let it sit for 10 minutes to allow the flavors to meld.
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