This refreshing cucumber and onion salad is a perfect side dish for any meal. The crispness of the cucumbers combined with the sharpness of the onions creates a delightful contrast, while the tangy dressing ties everything together. It's simple to make and incredibly satisfying.
Most of the ingredients for this recipe are common household items. However, if you don't have vinegar at home, you might need to pick some up at the supermarket. Make sure to get a good quality vinegar as it plays a crucial role in the flavor of the salad.

Ingredients for Cucumber and Onion Salad Recipe
Cucumbers: Fresh and crisp, cucumbers add a refreshing crunch to the salad.
Onion: Adds a sharp, pungent flavor that complements the cucumbers.
Vinegar: Provides the tangy base for the dressing, balancing the sweetness of the sugar.
Sugar: Adds a touch of sweetness to balance the acidity of the vinegar.
Salt: Enhances the flavors of the other ingredients.
Pepper: Adds a hint of spice and depth to the salad.
Technique Tip for This Recipe
When slicing cucumbers and onions, use a mandoline for uniform, thin slices. This ensures even marination and a consistent texture throughout the salad.
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 the necessary acidity and a fresh citrus flavor that complements the other ingredients.
sugar - Substitute with honey: Honey adds sweetness and a subtle floral note, which can balance the acidity from the vinegar or lemon juice.
salt - Substitute with soy sauce: Soy sauce adds saltiness along with a depth of umami flavor, enhancing the overall taste of the salad.
pepper - Substitute with red pepper flakes: Red pepper flakes add a bit of heat and complexity, providing a different but enjoyable flavor profile.
Alternative Recipes Similar to This Salad
How to Store / Freeze This Salad
For optimal freshness, store your cucumber and onion salad in an airtight container. This helps maintain the crispness of the vegetables and prevents them from absorbing other odors in the refrigerator.
Place the container in the coldest part of your fridge, typically the back, to keep the salad as fresh as possible. The salad should stay fresh for up to 3 days.
If you plan to make the salad ahead of time, consider storing the vinegar mixture separately from the sliced cucumbers and onions. Combine them about 30 minutes before serving to ensure the vegetables remain crisp.
Freezing cucumber and onion salad is not recommended. The high water content in cucumbers causes them to become mushy and lose their texture when thawed.
If you must freeze, consider freezing only the vinegar mixture. When ready to serve, thaw the mixture and combine it with freshly sliced cucumbers and onions.
To add a twist, you can also incorporate other vegetables like bell peppers or carrots just before serving. This not only enhances the flavor but also adds a delightful crunch.
Always use fresh, high-quality ingredients to ensure the best taste and texture. Avoid using cucumbers that are overly ripe or soft.
If the salad becomes too watery after a day or two, simply drain the excess liquid and add a splash of fresh vinegar to revive the flavors.
How to Reheat Leftovers
- Embrace the chill: This cucumber and onion salad is best enjoyed cold. Instead of reheating, simply give it a good toss to redistribute the flavors and serve it straight from the refrigerator.
- Quick refresh: If you prefer a slightly warmer touch, let the salad sit at room temperature for about 10-15 minutes before serving. This will take the chill off without compromising the crispness of the cucumbers and onions.
- Microwave caution: If you must use a microwave, do so with caution. Place the salad in a microwave-safe dish and heat on low power for 10-15 seconds. Be mindful not to overheat, as this can make the vegetables soggy.
- Warm dressing: For a unique twist, warm the vinegar mixture separately in a small saucepan over low heat until just warm. Pour the warm dressing over the chilled salad and toss gently. This method keeps the vegetables crisp while adding a comforting warmth to the dish.
Best Tools for This Recipe
Mixing bowl: A large bowl used to combine the vinegar, sugar, salt, and pepper with the sliced cucumbers and onions.
Knife: Essential for slicing the cucumbers and onions thinly.
Cutting board: Provides a stable surface for slicing the cucumbers and onions.
Measuring cups: Used to measure out the ¼ cup of vinegar accurately.
Measuring spoons: Used to measure the 2 tablespoons of sugar, ½ teaspoon of salt, and ¼ teaspoon of pepper.
Tongs: Useful for tossing the cucumbers and onions with the vinegar mixture to ensure everything is well coated.
Refrigerator: Needed to chill the salad for at least 30 minutes before serving.
Serving bowl: A bowl to present the salad once it has been chilled and is ready to serve.
How to Save Time on Making This Salad
Use a mandoline: Slice cucumbers and onions quickly and evenly with a mandoline.
Pre-mix dressing: Combine vinegar, sugar, salt, and pepper in advance and store in the fridge.
Batch prep: Slice extra vegetables and store them for future use.
Chill faster: Place the salad in a shallow dish to reduce chilling time.
Use a whisk: Mix the dressing ingredients thoroughly with a whisk for better consistency.

Cucumber and Onion Salad
Ingredients
Main Ingredients
- 2 Cucumbers sliced thin
- 1 Onion sliced thin
- ¼ cup Vinegar
- 2 tablespoon Sugar
- ½ teaspoon Salt
- ¼ teaspoon Pepper
Instructions
- 1. In a mixing bowl, combine vinegar, sugar, salt, and pepper.
- 2. Add sliced cucumbers and onions to the bowl.
- 3. Toss everything together until well coated.
- 4. Chill in the refrigerator for at least 30 minutes before serving.
Nutritional Value
Keywords
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