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This Thai cucumber salad is a refreshing, crunchy side dish made with crisp cucumbers and a signature sweet chili dressing. Ready in 20 minutes, it gives a perfect balance of sweet, tangy, and spicy flavors that is better than your favorite Thai restaurants.
Recipe Summary
- 🔪 Prep Time: 15 minutes
- 👨🍳 Cook Time: 5 minutes
- ⏱️ Total Time: 20 minutes
- 🍽️ Servings: 3 people
- 🏷️ Calories: ~139 calories
- 🍳 Cook Method: Simmered & tossed
- ✨ Flavor Profile: Crisp, refreshing cucumbers in a sweet and tangy glaze with just enough of a spicy kick
- 🧩 Difficulty: Very easy (Perfect for a simple side dish)
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Easy Thai Cucumber Salad Recipe
Whenever I want a light and refreshing side dish, I always make this easy Thai cucumber salad recipe. This version uses a signature sweet chili dressing that is such a good pairing for grilled meats like Thai Chicken Sate or savory Thai Fish Cake. Since it is so easy to prep, it is perfect for any meal. This recipe takes only 20 minutes and uses simple ingredients to create a dish that is bursting with bright, tangy flavor.
When you want real Thai restaurant flavor, you need the right balance of crunch and seasoning. One of my favorite things about this salad is how the dressing slightly thickens to coat every piece of cucumber. A few slices of red onion and a topping of crunchy roasted peanuts are all it takes to transform simple cucumbers into something special. This is truly the best Thai cucumber salad recipe for when you want a quick, healthy, and authentic side. Love cucumbers? Check out my ‘Other Cucumber Salad Recipes You Might Like’ section below for more favorites!
Secrets To The Ultimate Crunchy Thai Salad
Just follow these expert tips so your salad has the perfect texture and restaurant quality flavor every time:
- Best Cucumber Varieties: Use firm, heavy cucumbers with smooth skin, such as English or Persian cucumbers, which have thinner skins and fewer seeds. Avoid soft or yellowing ones, as they lack the snap needed for this dish.
- Scraping The Seeds: While you can leave them in, I prefer to scrape the seeds out after peeling. Removing the watery center helps keep the salad from becoming too soggy.
- The Power Of Chunks: Cut your cucumbers into bite sized chunks rather than thin, translucent slices. Thicker pieces provide a more substantial crunch and hold up much better against the salt and dressing without turning limp.
- Salt, Chill, And Drain: Salting the cucumbers in the fridge for 15 minutes is a non negotiable step to draw out moisture. I do not rinse off the salt afterward because it adds a baseline of seasoning to the cucumber itself; however, you must drain the extracted liquid away completely so your sauce does not become watery.
- Preserve The Texture: Always wait until the absolute last second to sprinkle on your chopped peanuts and cilantro. This prevents the peanuts from softening and keeps the cilantro vibrant and aromatic for serving.
Ingredients You’ll Need
- Cucumber
- Thai sweet chili sauce
- Apple cider vinegar
- Red onion
- Roasted peanuts
Check the recipe card at the bottom of this post for all the ingredient details.
Pro Tip #1: Why I Use Thai Sweet Chili Sauce
I choose Thai sweet chili sauce because it provides an instant base of sweetness and a mild heat. When reduced in a pan, it creates a glossy glaze that clings perfectly to the cucumber chunks.
Pro Tip #2: Why I Use Apple Cider Vinegar
I add apple cider vinegar because it provides a fruity acidity that balances the sugar in the dressing. It offers a bright tang that cuts through the richness of the peanuts and keeps the dish refreshing.
Pro Tip #3: Why I Add Red Onion
I use thinly sliced red onion for a sharp, crisp bite and a beautiful pop of color. The mild pungency perfectly cuts through the sweet chili dressing. I avoid yellow or white onions because their raw heat is too harsh and lingering.
Pro Tip #4: Why Roasted Peanuts Are Essential
I always add chopped roasted peanuts right before serving for that authentic Thai texture. They provide a nutty, savory crunch that contrasts beautifully with the juicy, chilled cucumbers.
How To Make Thai Cucumber Salad
Add salt to the prepared cucumbers, mix well, and set them aside in the fridge for 10 to 15 minutes.
Pro Tip: I chill the cucumbers so they stay incredibly crisp and maintain that signature refreshing snap.
Combine the Dressing ingredients in a small saucepan. Turn on the heat and reduce the dressing slightly until it is lightly thickened, then let it cool completely.
Remove the cucumbers from the fridge and drain the salt water completely to keep them crunchy.
Toss the cucumbers and sliced red onions together, then mix thoroughly with the cooled dressing.
Top with the chopped roasted peanuts and cilantro, and serve immediately for the best texture!
Frequently Asked Questions
Yes, this recipe is naturally vegan as long as your Thai sweet chili sauce does not contain honey or fish sauce.
It is best to prepare the dressing and cucumbers separately ahead of time. Combine them and add the peanuts right before you serve to keep the salad from getting watery.
Rice vinegar is a great substitute that maintains the authentic Asian tang required for the dressing.
Heating and reducing the dressing in a saucepan helps it thicken slightly. This allows the sauce to coat the cucumbers much better than a thin vinaigrette.
This usually happens if the salt water wasn’t drained completely or if the dressing was still warm when added. Make sure to drain the cucumbers well and let the sauce cool to room temperature first.
If you have leftovers, store them in an airtight container in the refrigerator for up to 24 hours.
This recipe is only 139 calories per serving.
What To Serve With This Recipe
This meal is best served as a side dish. For a wholesome Thai meal and easy weeknight dinner, I recommend the following recipes.
I hope you enjoy this post as much as I do. If you try my recipe, please leave a comment and consider giving it a 5-star rating. For more easy and delicious recipes, explore my Recipe Index, and stay updated by subscribing to my newsletter and following me on Facebook, Pinterest, and Instagram for new updates.
Other Cucumber Salad Recipes You Might Like
Thai Cucumber Salad
Ingredients
- 1 lb cucumber, peeled and cut into pieces, you may scrap the seeds if you like
- ¼ teaspoon salt
- ¼ small red onion, sliced
- 2 tablespoons roasted peanuts, chopped
- 1 tablespoon cilantro, chopped
Dressing:
- 2 tablespoons sugar
- 2 tablespoons water
- 4 tablespoons Thai sweet chili sauce
- 1 tablespoon apple cider vinegar
Instructions
- Add salt to the cucumbers, mix well, and set aside in the fridge for 10-15 minutes.
- In the meantime, make the Dressing by combining all the ingredients in a small saucepan. Turn on the heat and reduce the dressing a bit until it is slightly thickened. Let cool.
- Drain the salt water from the cucumbers completely. Toss the cucumbers and onions, and mix with the dressing. Top with peanuts, cilantro, and serve immediately.
Video
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
If there are leftovers of this salad, can they be used the next day, or is it better to prepare it fresh every time. Thank you.
Thanks, Jessie.
Soooo delicious! Easy and affordable also. I will be taking this recipe to dinner parties as a side dish. I use cucumbers from the Farmers Market and the outcome is divine.
Awesome.
Sounds delicious I’m going to make this
Thanks. I’ve gotten three recipes copied. Shrimp boil. Tai cucumber salad and watermelon tequila summertime drink. I m making it today and will text you with the results. I’m so excited.
Hi Linda, yes please I want to know how they go. I bet you will love all of them. Happy Labor Day!
Will try it., but Thai Cucumber salad without spice?
We have always loved cucumber in our salads but this recipe certainly takes it to a wonderfully different level. Thank you Bee.
Thanks Duncan and Galina. :)
Your recipes are out standing I love them do you happen to have a book out I could buy so I always have them to hand ??Kind regards Dougie
Hi Dougie, yes I have two books, one is called Easy Chinese Recipes and you can find it on Amazon. My ebook is here: https://rasamalaysia.com/easy-asian-takeout/
A simple cucumber recipe: but it’s wonderful.
I love it.
It’s probably the most repeated recipe I use.
Thank you.
Hi, is this page broken? Some of the images and links don’t seem to be loading properly, so I’m not able to access the recipe. Thanks!
It’s fixed.
I’ like to have Thai cucumber salad as my side dish when I make Trader Joe’s General Taos Chicken with jasmine rice, delicious dinner
Awesome, sounds delicious.
Delicious salad with wonder flavors! Our family is peanut allergic so I substituted pepitas (small pumpkin seeds) for the peanuts to get the crunch and saltiness. Very easy to make with flavorful results! Thank you!!