Easy Marinated Cucumber Tomato Onion Salad

Ingredients for Easy Marinated Cucumber Tomato Onion Salad

For the salad

• 2 large English cucumbers, approximately 600 g total
• 4 medium ripe tomatoes, approximately 500 g total
• ½ medium white onion, approximately 75 g
• 2 tablespoons chopped fresh parsley, optional

For the herb vinaigrette

• 3 tablespoons extra-virgin olive oil
• 3 tablespoons red wine vinegar or apple cider vinegar
• 1 tablespoon fresh lemon juice
• 1 teaspoon granulated sugar, optional
• 1 teaspoon dried oregano
• ½ teaspoon dried basil
• ½ teaspoon garlic powder
• ¾ teaspoon fine salt, or to taste
• ½ teaspoon freshly ground black pepper

Choosing the Best Ingredients Easy Marinated Cucumber Tomato Onion Salad

Cucumbers: English cucumbers work particularly well because they have thin skins and small seeds. Persian cucumbers are another excellent option; use enough to reach approximately the same weight. Regular garden cucumbers also work, although you may want to peel tough skins and remove large, watery seed centers.

Tomatoes: Choose ripe tomatoes that still feel firm. Roma tomatoes hold their shape well, while vine-ripened tomatoes provide plenty of juice. Cherry tomatoes, sliced in half, offer a convenient alternative. Avoid very soft tomatoes because they can break apart when tossed.

Onion: White onion gives the salad the appearance shown in the photograph. Sweet onion produces a gentler flavor, while red onion adds color. Whichever variety you choose, slice it thinly so it blends evenly through the vegetables.

Vinegar: Red wine vinegar provides a savory tang, while apple cider vinegar tastes slightly fruitier. Either works with the lemon juice and dried herbs.

Step-by-Step Instructions for Easy Marinated Cucumber Tomato Onion Salad

1. Wash and dry the vegetables

Rinse the cucumbers and tomatoes under cool running water. Dry them thoroughly with a clean towel before cutting. Excess surface water can dilute the vinaigrette.

Set out a large mixing bowl with enough room to fold the vegetables together comfortably.

2. Slice the cucumbers

Trim the ends, then cut the cucumbers into rounds approximately ⅛ to ¼ inch thick. Aim for consistent slices so they marinate evenly.

Leave the skin intact, or peel alternating strips for a striped appearance. If using a thick garden cucumber, cut it lengthwise and scoop out large seeds before slicing into half-moons.

3. Prepare the tomatoes

Remove the tomato cores and cut the tomatoes into wedges or bite-sized chunks. Keep the pieces large enough to hold their shape during mixing.

Transfer the tomatoes and cucumbers to the bowl. Include their natural juices unless the tomatoes are unusually watery.

4. Thinly slice the onion

Peel the onion and slice it into thin strips or half-moons. Separate the layers with your fingers.

For a milder onion flavor, soak the slices in cold water for 10 minutes. Drain thoroughly and pat dry before adding them to the salad.

5. Whisk the dressing

In a small bowl, combine the olive oil, vinegar, lemon juice, optional sugar, oregano, basil, garlic powder, salt, and black pepper.

Whisk until the sugar dissolves and the ingredients look well combined. The dressing may separate as it stands; simply whisk again before pouring.

Taste a little dressing on a cucumber slice. It should taste bright and slightly assertive because the vegetables will release moisture.

6. Combine gently

Pour the dressing over the vegetables. Use a large spoon or flexible spatula to lift ingredients from the bottom and fold them over the top.

Continue just until everything is coated. Gentle mixing keeps the tomatoes intact and distributes the onion without crushing the cucumber slices.

7. Chill and marinate

Cover the bowl and refrigerate for approximately 30 minutes. Give the salad one gentle stir halfway through.

During this time, the vegetables release some juice and mingle with the vinaigrette. The result should be a light, flavorful dressing surrounding the vegetables.

8. Finish and serve

Remove the salad from the refrigerator and toss gently again. Taste before adding more salt, vinegar, or pepper.

Sprinkle with fresh parsley if desired. Serve in a shallow bowl, spooning a little of the collected dressing over each portion.

Tips for the Best Results Easy Marinated Cucumber Tomato Onion Salad

Keep the cucumber slices substantial. Paper-thin slices soften quickly. Slightly thicker rounds provide a pleasant crunch after marinating.

Balance the acidity gradually. Tomatoes vary in sweetness and tartness. Taste the finished salad before adjusting the vinegar or lemon juice.

Use sugar sparingly. The optional teaspoon rounds out the dressing without making the salad noticeably sweet. Leave it out if you prefer a sharper flavor.

Give the herbs time. Dried oregano and basil soften and become more fragrant as they sit in the vinaigrette.

Avoid overmixing. A few careful folds are enough. Repeated stirring can break the tomato pieces and make the salad look less fresh.

Serve with a slotted spoon if preferred. This lets you control how much dressing reaches the plate, especially beside bread or other foods that absorb liquid.

Easy Variations for Easy Marinated Cucumber Tomato Onion Salad

Feta and olives: Add ½ cup crumbled feta and a small handful of sliced olives just before serving. Taste before adding extra salt.

Chickpea salad: Fold in one drained and rinsed can of chickpeas for a more substantial dish. Increase the dressing slightly if needed.

Fresh dill version: Replace the dried basil with 1 to 2 tablespoons chopped fresh dill. Its flavor pairs especially well with cucumber.

Bell pepper addition: Add one small diced bell pepper for extra color and crunch.

Sweeter dressing: If your family prefers a sweeter cucumber salad, add another teaspoon of sugar, then taste before adding more.

Oil-free variation: Omit the olive oil and reduce the vinegar initially. Add a little cold water if the dressing tastes too sharp, adjusting until balanced.

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What to Serve With It

This salad offers a refreshing accompaniment to rich, savory meals. Serve it with grilled chicken, pulled pork sandwiches, barbecue ribs, burgers, or baked salmon.

For a simple lunch, pair it with hummus, warm pita, and chickpeas. It also works alongside roasted potatoes, rice dishes, or a cheese sandwich.

When taking it to a gathering, transport it chilled and toss shortly before serving. Keep the serving bowl cold so the vegetables remain refreshing.

Make-Ahead and Storage Notes

For the freshest texture, prepare the dressing and vegetables separately, then combine them about 30 minutes before serving.

You can slice the cucumber and onion several hours ahead and refrigerate them in covered containers. Cut the tomatoes closer to serving time for the best appearance.

Store leftover dressed salad in an airtight container in the refrigerator for up to three days. It tastes best within the first 24 hours. As it sits, the cucumbers soften, and the vegetables release more liquid.

Stir leftovers before serving and adjust the seasoning if necessary. Freezing is not recommended because thawed cucumber and tomato lose their firm texture.

Approximate Nutrition per Serving

These estimates assume six servings, all the dressing, and the optional teaspoon of sugar. Actual values depend on vegetable sizes, ingredient brands, and how much dressing is eaten.

The vegetables contribute fiber and variety to a meal, while olive oil supplies mostly unsaturated fat. The recipe also accommodates several eating preferences: it is naturally vegetarian and vegan when prepared as written.

Frequently Asked Questions for Easy Marinated Cucumber Tomato Onion Salad

Can I make this salad without marinating it?

Yes. Serve it immediately for the crispest vegetables and a brighter, sharper dressing. Chilling helps the flavors mingle, but it is optional.

Why is there so much liquid in my bowl?

Cucumbers and tomatoes naturally release water after being cut and salted. This mixes with the dressing. Use a slotted spoon if you prefer less liquid.

Should I salt the cucumbers first?

It is optional. For less liquid, toss the sliced cucumbers with some of the recipe’s salt, rest for 15 minutes, then drain and pat dry. Reduce the salt added to the dressing.

Can I use bottled lemon juice?

Yes, although fresh lemon juice usually gives a brighter flavor. Start with the same amount and adjust after tasting.

Can I double the recipe?

Absolutely. Double the ingredients and use a very large bowl. Fold gently so the vegetables remain intact.

Is this salad spicy?

It has mild peppery warmth but no chili heat. Add a pinch of crushed red pepper if you would like a little spice.

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