Marinated Cucumber, Tomato, and Onion Salad
A refreshing, tangy marinated salad featuring crisp cucumbers, ripe tomatoes, and sweet onions tossed in a bright olive oil and vinegar dressing with fresh herbs. Perfect as a vibrant side dish for summer meals, barbecues, or light lunches, this easy-to-make salad offers layers of fresh flavor and satisfying crunch.
Equipment
- Sharp chef’s knife
- Cutting board
- Large mixing bowl
- Whisk or fork
- Airtight container or glass bowl with lid
- Salad servers or spoons
Ingredients
- 2 medium cucumbers (English or Kirby), peeled if desired, thinly sliced
- 3 cups ripe tomatoes (Roma, cherry, or heirloom), diced or halved
- 1 medium red onion, thinly sliced
- 3 tablespoons extra virgin olive oil
- 2 tablespoons red wine vinegar (or apple cider or balsamic vinegar)
- 1 teaspoon sugar (optional)
- Salt and freshly ground black pepper, to taste
- 2 tablespoons fresh parsley, chopped
- 1 tablespoon fresh dill, chopped (optional)
- 1 teaspoon fresh oregano or 1/2 teaspoon dried oregano (optional)
- Optional add-ins: minced garlic, Dijon mustard, lemon juice, feta cheese, olives, bell peppers, radishes, jalapeños
Instructions
- Prepare vegetables: Peel cucumbers if desired, then thinly slice. Dice or halve tomatoes. Thinly slice onion.
- In a large bowl, whisk together olive oil, vinegar, sugar (if using), salt, pepper, and any optional flavor enhancers like garlic or mustard.
- Add cucumbers, tomatoes, onions, and fresh herbs to the marinade. Toss gently to combine.
- Cover the bowl or transfer salad to an airtight container. Marinate at room temperature for 15–20 minutes, then refrigerate for at least 30 minutes, up to 3 hours, or overnight for best flavor.
- Stir gently before serving. Adjust seasoning as needed. Serve chilled or at room temperature.
Notes
- Use fresh, ripe vegetables for best flavor and texture.
- Drain tomatoes briefly if very juicy to avoid soggy salad.
- Marinate no longer than 24 hours to prevent mushy vegetables.
- Customize with your favorite herbs or add-ins like feta or olives for Mediterranean flair.
- Perfect as a healthy, light side for grilled dishes or as a standalone salad.