Tomato, Cucumber, and Onion Salad

Name: Tomato, Cucumber, and Onion Salad
Prep time: 10 min
Total time: 25 min
Cuisine: Mediterranean
Ingredients: 2 cups tomatoes, diced; 1 cup cucumber, diced; 1 onion, thinly sliced; 1/4 cup olive oil; 2 tablespoons vinegar (white or apple cider); 1 tablespoon sugar; Salt and pepper to taste; Fresh parsley, chopped (optional)

Jena Ellison

Update : March 15, 2026

Fresh Tomato, Cucumber, and Onion Salad in a bowl

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why make this recipe

This salad is fresh, quick, and easy. It uses simple vegetables and a light dressing. You can make it in minutes. It pairs well with many meals and is healthy.

introduction

Tomato, Cucumber, and Onion Salad is a clean and bright side dish. The tomatoes add juiciness, the cucumber gives crunch, and the onion adds a sharp bite. The sweet and tangy dressing brings the flavors together. It is a good choice for warm days or when you want a fast, healthy salad.

how to make Tomato, Cucumber, and Onion Salad

Wash and cut the vegetables. Whisk the dressing in a small bowl. Combine the vegetables in a large bowl and pour the dressing over them. Toss gently so the pieces stay whole. Let the salad sit for at least 15 minutes so the flavors blend.

Ingredients :

2 cups tomatoes, diced
1 cup cucumber, diced
1 onion, thinly sliced
1/4 cup olive oil
2 tablespoons vinegar (white or apple cider)
1 tablespoon sugar
Salt and pepper to taste
Fresh parsley, chopped (optional)

Directions :

In a large bowl, combine the diced tomatoes, cucumber, and sliced onion. In a separate small bowl, whisk together the olive oil, vinegar, sugar, salt, and pepper until well combined. Pour the dressing over the vegetables and toss to coat. Let the salad marinate for at least 15 minutes before serving. Garnish with fresh parsley if desired.

how to serve Tomato, Cucumber, and Onion Salad

Serve chilled or at room temperature. This salad goes well with grilled chicken, fish, or rice dishes. You can also eat it with bread or add it on top of a main plate as a fresh side.

how to store Tomato, Cucumber, and Onion Salad

Store in an airtight container in the refrigerator. Eat within 2 days for best texture. The cucumber and tomato release water over time, so the salad is best the same day or the next day.

tips to make Tomato, Cucumber, and Onion Salad

Use ripe tomatoes for the best flavor.
Cut vegetables to similar sizes so they mix well.
Let the salad sit at least 15 minutes so the dressing soaks in.
Taste and adjust salt, pepper, or sugar before serving.
If you want less bite, soak the sliced onion in cold water for 10 minutes, then drain.

variation (if any)

Add diced bell pepper for more color and crunch.
Use lemon juice instead of vinegar for a brighter taste.
Add a small chopped garlic clove for extra flavor.
Mix in chopped mint or basil instead of parsley.

FAQs

Q: Can I make this salad ahead of time?
A: Yes, you can make it a few hours before serving. For best texture, avoid making it more than one day ahead.

Q: Can I use red wine vinegar instead of white or apple cider vinegar?
A: Yes. Red wine vinegar works but may change the color and taste slightly.

Q: Is this salad good for meal prep?
A: It is best as a side made the same day. For meal prep, store dressing separately and toss before eating to keep vegetables crisp.

Q: Can I skip the sugar?
A: Yes. The sugar balances the acidity, but you can skip it or use a small amount of honey or another sweetener.

Conclusion

For a simple and fresh version, you can compare this salad with other easy recipes like Cucumber Tomato Salad – Spend With Pennies to see different dressing ideas. For more tips and variations on a basic cucumber and tomato mix, this guide is also helpful: Cucumber Tomato Salad Recipe (So Easy!) – The Kitchn.