Why You’ll Love This Recipe
This salad is easy to prepare, requires no cooking, and bursts with bright, fresh flavors. The marinade softens the vegetables slightly while infusing them with a delightful tang, making it an ideal accompaniment to grilled meats, sandwiches, or any summer meal.
Ingredients
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2 large cucumbers, thinly sliced
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1 medium red onion, thinly sliced
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3 ripe tomatoes, chopped or sliced
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1/4 cup white vinegar or apple cider vinegar
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2 tablespoons olive oil
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1 tablespoon sugar
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1 teaspoon salt
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1/2 teaspoon black pepper
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1 teaspoon dried oregano or fresh herbs like dill or parsley
(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)
Directions
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Prepare Vegetables:
In a large bowl, combine sliced cucumbers, onions, and tomatoes. -
Make Marinade:
In a small bowl, whisk together vinegar, olive oil, sugar, salt, pepper, and oregano. -
Combine:
Pour marinade over the vegetables and toss gently to coat evenly. -
Marinate:
Cover and refrigerate for at least 1 hour to allow flavors to meld. -
Serve:
Toss again before serving. Garnish with fresh herbs if desired.
Servings and Timing
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Servings: 4-6
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Prep time: 15 minutes
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Marinating time: 1 hour
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Total time: 1 hour 15 minutes
Variations
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Additions: Include sliced bell peppers, radishes, or fresh garlic for extra flavor.
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Vinegar: Use balsamic or red wine vinegar for a different tang.
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Sweetness: Adjust sugar amount or substitute with honey.
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Spicy: Add crushed red pepper flakes or diced jalapeño.
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Fresh Herbs: Use basil, cilantro, or mint for unique twists.
Storage/Reheating
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Storage: Store in an airtight container in the refrigerator for up to 3 days.
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Reheating: Best served chilled; no reheating needed.
FAQs
Can I use regular white vinegar?
Yes, white vinegar works well and gives a sharp tang.
How long should I marinate the vegetables?
At least 1 hour, but up to overnight for more intense flavor.
Can I make this salad ahead?
Yes, it keeps well in the fridge and flavors develop over time.
Is this salad gluten-free?
Yes, naturally gluten-free.
Can I omit sugar?
You can, but sugar balances the acidity nicely.
How do I keep cucumbers crisp?
Slice thinly and avoid marinating too long if you prefer crunchier veggies.
Can I add olives or feta cheese?
Yes, they complement the flavors beautifully.
Can I use grape tomatoes?
Yes, they work well and add sweetness.
How do I prevent onion smell from overpowering?
Soak sliced onions in cold water for 10 minutes before using.
Can I double the recipe?
Yes, just adjust marinade quantities accordingly.
Conclusion
Marinated Cucumbers, Onions, and Tomatoes is a simple, fresh, and tangy salad that brightens up any meal. With its crisp vegetables and flavorful marinade, it’s a versatile side dish perfect for warm days, barbecues, or light lunches.

Marinated Cucumbers, Onions, and Tomatoes
- Prep Time: 15 minutes
- Total Time: 1 hour 15 minutes
- Yield: Servings: 4-6
- Category: Snack, Side Dish
- Method: No-Bake
- Cuisine: American
- Diet: Vegan
Description
Marinated Cucumbers, Onions, and Tomatoes is a fresh and tangy salad featuring crisp cucumbers, sweet onions, and juicy tomatoes tossed in a flavorful vinegar-based marinade. This no-cook, easy-to-make side dish is perfect for summer meals, barbecues, or anytime you want a refreshing burst of garden-fresh flavors.
Ingredients
-
2 large cucumbers, thinly sliced
-
1 medium red onion, thinly sliced
-
3 ripe tomatoes, chopped or sliced
-
1/4 cup white vinegar or apple cider vinegar
-
2 tablespoons olive oil
-
1 tablespoon sugar
-
1 teaspoon salt
-
1/2 teaspoon black pepper
- 1 teaspoon dried oregano or fresh herbs like dill or parsley
Instructions
-
Prepare Vegetables:
In a large bowl, combine the sliced cucumbers, onions, and tomatoes. -
Make Marinade:
In a small bowl, whisk together vinegar, olive oil, sugar, salt, pepper, and oregano. -
Combine:
Pour the marinade over the vegetables and toss gently to coat evenly. -
Marinate:
Cover and refrigerate for at least 1 hour to allow the flavors to meld. -
Serve:
Toss again before serving. Garnish with fresh herbs if desired.
Notes
For extra crunch, slice vegetables thinly and avoid over-marinating.Swap vinegar types for different flavor profiles: balsamic or red wine vinegar work well.Add bell peppers, radishes, or fresh garlic to enhance the salad.Balance acidity by adjuting sugar or substituting with honey.Add heat with crushed red pepper flakes or diced jalapeño.Top with olives or feta cheese for a Mediterranean twist.