This refreshing cucumber and onion salad is a perfect side dish for any meal. It combines the crispness of cucumbers with the sharpness of onions, all brought together by a tangy and slightly sweet dressing. It's quick to prepare and a great way to add some fresh vegetables to your diet.
Most of the ingredients in this recipe are common household items. However, if you don't usually keep vinegar or sugar on hand, you might need to pick these up at the supermarket. Vinegar is essential for the tangy dressing, and sugar balances out the acidity.

Ingredients For Cucumber And Onion Salad
Cucumbers: Fresh and crisp, they form the base of the salad.
Onion: Adds a sharp, pungent flavor that complements the cucumbers.
Vinegar: Provides the tangy element in the dressing.
Water: Dilutes the vinegar slightly to balance the flavors.
Sugar: Adds a touch of sweetness to counteract the acidity of the vinegar.
Salt: Enhances the overall flavor of the salad.
Black pepper: Adds a hint of spice and depth to the dressing.
Technique Tip for This Salad
When slicing the cucumbers and onions, aim for uniform thinness to ensure even marination and a consistent texture throughout the salad. Using a mandoline slicer can help achieve precise, thin slices quickly and safely.
Suggested Side Dishes
Alternative Ingredients
cucumbers - Substitute with zucchini: Zucchini has a similar texture and mild flavor, making it a good alternative in salads.
onion - Substitute with shallots: Shallots offer a milder and slightly sweeter taste compared to onions, which can enhance the salad's flavor profile.
vinegar - Substitute with lemon juice: Lemon juice provides a similar acidity and tanginess, adding a fresh citrus note to the salad.
water - Substitute with vegetable broth: Vegetable broth can add a subtle depth of flavor without overpowering the other ingredients.
sugar - Substitute with honey: Honey offers a natural sweetness and a hint of floral flavor, which can complement the other ingredients well.
salt - Substitute with soy sauce: Soy sauce adds a salty and umami flavor, which can enhance the overall taste of the salad.
black pepper - Substitute with white pepper: White pepper provides a similar spiciness but with a slightly different flavor profile, which can add a unique twist to the salad.
Other Alternative Recipes Similar to This Salad
How to Store or Freeze This Salad
To store your cucumber and onion salad, transfer it to an airtight container. This helps maintain the crispness of the vegetables and keeps the dressing from leaking.
Place the container in the refrigerator. The salad will stay fresh for up to 3 days. The vinegar in the dressing acts as a natural preservative, but the cucumbers may start to lose their crunch after a couple of days.
If you wish to freeze the salad, it's best to do so without the dressing. Cucumbers and onions can become mushy when frozen with liquid. Instead, slice the vegetables and place them in a freezer-safe bag or container, removing as much air as possible.
Label the container with the date and contents. Frozen cucumbers and onions can be stored for up to 2 months.
When you're ready to enjoy the salad, thaw the vegetables in the refrigerator overnight. Once thawed, mix them with the dressing as per the original recipe instructions.
For a quick refresh, add a splash of vinegar and a pinch of salt to the thawed salad to revive its flavors before serving.
How to Reheat Leftovers
- While cucumber and onion salad is best enjoyed fresh, if you must reheat it, consider these methods:
- Microwave Method: Place the salad in a microwave-safe dish. Heat on low power for 20-30 seconds. This will slightly warm the vegetables without making them too soggy.
- Stovetop Method: Heat a non-stick pan over low heat. Add the salad and stir gently for 1-2 minutes. This method helps retain some crunchiness of the cucumbers and onions.
- Warm Water Bath: Place the salad in a sealed plastic bag. Submerge the bag in warm water (not boiling) for a few minutes. This method gently warms the salad without cooking it.
- Room Temperature: If you prefer not to use heat, simply let the salad sit at room temperature for about 30 minutes before serving. This will take the chill off without compromising the texture.
Best Tools for Making This Salad
Mixing bowl: A large bowl used to combine the vinegar, water, sugar, salt, and black pepper, as well as to toss the cucumbers and onions with the dressing.
Whisk: A tool used to stir the vinegar, water, sugar, salt, and black pepper until the sugar is dissolved.
Knife: A sharp blade used to slice the cucumbers and onion thinly.
Cutting board: A flat surface on which to safely slice the cucumbers and onion.
Measuring cups: Tools used to measure out the vinegar and water accurately.
Measuring spoons: Tools used to measure out the sugar, salt, and black pepper accurately.
Serving bowl: A bowl used to serve the salad after it has marinated and the flavors have melded.
How to Save Time on Making This Salad
Pre-slice vegetables: Slice the cucumbers and onions in advance and store them in the fridge to save time when assembling the salad.
Use a mandoline: A mandoline slicer can quickly and evenly slice your vegetables, making prep work faster and more efficient.
Make the dressing ahead: Mix the vinegar, water, sugar, salt, and black pepper the night before and store it in the fridge. This way, you can just toss it with the vegetables when ready.
Batch prep: Prepare a larger batch of the salad and store it in the fridge for a quick side dish throughout the week.

Cucumber and Onion Salad
Ingredients
Main Ingredients
- 2 large cucumbers sliced thin
- 1 large onion sliced thin
- ¼ cup vinegar
- ¼ cup water
- 2 tablespoon sugar
- 1 teaspoon salt
- ¼ teaspoon black pepper
Instructions
- In a mixing bowl, combine vinegar, water, sugar, salt, and black pepper. Stir until sugar is dissolved.
- Add sliced cucumbers and onions to the bowl. Toss to coat evenly with the dressing.
- Let the salad sit for at least 10 minutes before serving to allow the flavors to meld.
Nutritional Value
Keywords
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