This refreshing Thai cucumber salad is a perfect blend of crisp cucumbers, tangy rice vinegar, and aromatic cilantro. It's a quick and easy side dish that pairs wonderfully with a variety of main courses, adding a burst of flavor and a touch of heat to your meal.
Some ingredients in this recipe might not be staples in your pantry. Rice vinegar is a mild, slightly sweet vinegar used in many Asian dishes. Sesame oil adds a nutty flavor and is often found in the international aisle. Cilantro is a fresh herb that adds a unique taste, and lime juice provides a zesty kick. Crushed red pepper flakes are optional but add a nice heat to the salad.

Ingredients For Thai Cucumber Salad Recipe
Cucumbers: Thinly sliced for a crisp texture.
Red onion: Adds a sharp, tangy flavor.
Cilantro: Fresh and aromatic, it enhances the salad's flavor.
Rice vinegar: Provides a mild acidity and sweetness.
Sugar: Balances the acidity of the vinegar.
Soy sauce: Adds a salty, umami depth.
Sesame oil: Contributes a nutty aroma and taste.
Lime juice: Adds a fresh, zesty flavor.
Crushed red pepper flakes: Optional, for a spicy kick.
Technique Tip for This Recipe
To achieve the perfect texture for this Thai cucumber salad, make sure to slice the cucumbers and red onions as thinly as possible. Using a mandoline slicer can help ensure uniform slices, which not only enhances the presentation but also allows the dressing to coat each piece evenly. Additionally, if you have the time, let the salad sit in the refrigerator for at least 30 minutes before serving. This allows the flavors to meld together, resulting in a more cohesive and flavorful dish.
Suggested Side Dishes
Alternative Ingredients
cucumbers - Substitute with zucchini: Zucchini has a similar texture and mild flavor, making it a good alternative in salads.
red onion - Substitute with shallots: Shallots have a milder taste and add a subtle sweetness that complements the salad.
fresh cilantro - Substitute with fresh parsley: Parsley provides a fresh, slightly peppery flavor that can mimic the brightness of cilantro.
rice vinegar - Substitute with apple cider vinegar: Apple cider vinegar has a similar acidity and can provide a comparable tangy flavor.
sugar - Substitute with honey: Honey adds sweetness with a slight floral note, making it a natural alternative to sugar.
soy sauce - Substitute with tamari: Tamari is a gluten-free alternative that offers a similar umami flavor.
sesame oil - Substitute with olive oil: Olive oil provides a different but pleasant flavor and can be used if sesame oil is unavailable.
lime juice - Substitute with lemon juice: Lemon juice has a similar acidity and citrus flavor, making it a good substitute for lime juice.
crushed red pepper flakes - Substitute with cayenne pepper: Cayenne pepper adds a similar heat level and can be used in place of red pepper flakes.
Alternative Recipes Similar to This Salad
How to Store or Freeze This Salad
- To store your Thai cucumber salad, transfer it to an airtight container. This will help maintain its crispness and prevent it from absorbing other odors in the fridge.
- Place the container in the refrigerator. The salad can be stored for up to 2 days. Beyond this, the cucumbers may start to lose their crunch and the cilantro might wilt.
- If you plan to make the salad ahead of time, consider storing the dressing separately. Combine the cucumbers, red onion, and cilantro in one container, and the dressing in another. Mix them together just before serving to keep the vegetables fresh and crisp.
- For a quick refresh, you can add a splash of lime juice or a sprinkle of fresh cilantro before serving.
- Freezing is not recommended for this salad. The high water content in cucumbers causes them to become mushy and lose their texture when thawed. The red onion and cilantro will also not fare well in the freezer.
- If you have leftover dressing, it can be stored in a small jar or container in the refrigerator for up to a week. Use it to dress other salads or as a marinade for grilled vegetables or meat.
- Always use clean utensils when handling the salad to avoid introducing bacteria, which can shorten its shelf life.
How to Reheat Leftovers
- Thai cucumber salad is best enjoyed fresh, but if you need to reheat it, follow these methods:
- Room Temperature Method: Remove the salad from the refrigerator and let it sit at room temperature for about 15-20 minutes. This will take the chill off without compromising the crispness of the cucumbers.
- Microwave Method: Place the salad in a microwave-safe dish. Heat on low power for 10-15 seconds. Be cautious not to overheat, as this can make the cucumbers soggy.
- Warm Water Bath Method: Seal the salad in a plastic bag and submerge it in a bowl of warm (not hot) water for a few minutes. This gently warms the salad without cooking it.
- Stovetop Method: If you prefer a slightly warm salad, briefly sauté the salad in a non-stick pan over low heat for 1-2 minutes. This method can slightly alter the texture but can be a delightful twist.
Best Tools for Making This Salad
Mixing bowl: A large bowl used to combine the cucumbers, red onion, and cilantro.
Small bowl: A smaller bowl used to whisk together the dressing ingredients.
Whisk: A utensil used to mix the dressing ingredients until well combined.
Knife: A sharp tool used to thinly slice the cucumbers and red onion.
Cutting board: A flat surface used to safely chop and slice the vegetables.
Measuring cups: Tools used to measure out the cucumbers and red onion accurately.
Measuring spoons: Tools used to measure the rice vinegar, sugar, soy sauce, sesame oil, lime juice, and red pepper flakes.
Serving bowl: A bowl used to serve the salad once it is prepared.
Refrigerator: An appliance used to chill the salad if you choose to let the flavors meld for up to an hour.
How to Save Time on Making This Salad
Pre-slice vegetables: Slice the cucumbers and red onion in advance and store them in the fridge.
Make dressing ahead: Whisk together the rice vinegar, sugar, soy sauce, sesame oil, and lime juice and keep it in a sealed container.
Use a mandoline: A mandoline slicer can quickly and uniformly slice the cucumbers and red onion.
Batch prep: Double the recipe and store extra servings in the fridge for quick meals later.
Chop cilantro quickly: Use kitchen scissors to chop cilantro directly into the bowl.

Thai Cucumber Salad
Ingredients
Main Ingredients
- 2 cups cucumbers, thinly sliced
- ¼ cup red onion, thinly sliced
- ¼ cup fresh cilantro, chopped
- 1 tablespoon rice vinegar
- 1 tablespoon sugar
- 1 teaspoon soy sauce
- 1 teaspoon sesame oil
- 1 teaspoon lime juice
- 1 teaspoon crushed red pepper flakes optional
Instructions
- 1. In a mixing bowl, combine cucumbers, red onion, and cilantro.
- 2. In a small bowl, whisk together rice vinegar, sugar, soy sauce, sesame oil, lime juice, and red pepper flakes.
- 3. Pour the dressing over the cucumber mixture and toss to coat evenly.
- 4. Serve immediately or refrigerate for up to 1 hour for flavors to meld.
Nutritional Value
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