Fresh, simple, and full of flavor, this Marinated Cucumber, Tomato & Onion Salad is a classic side dish that never goes out of style. Combining crisp cucumbers, juicy tomatoes, and thinly sliced onions with a tangy homemade dressing, this salad is light, refreshing, and incredibly easy to prepare. It’s the perfect addition to summer barbecues, family dinners, picnics, or any meal that could use a burst of freshness.
One of the best things about this salad is how the flavors develop as it marinates. The vegetables absorb the sweet and tangy dressing, creating a delicious balance of textures and tastes. The longer it sits, the better it gets, making it an excellent make-ahead dish for busy days or gatherings.
Ingredients
- 2 large cucumbers, thinly sliced
- 3 medium tomatoes, chopped
- 1 medium onion, thinly sliced
- 1/2 cup vinegar
- 1/4 cup vegetable oil or olive oil
- 1/4 cup water
- 2 tablespoons sugar
- 1 teaspoon salt
- 1/2 teaspoon black pepper
Instructions
Step 1: Prepare the Vegetables
Wash the cucumbers thoroughly and slice them into thin, even rounds. Chop the tomatoes into bite-sized pieces and thinly slice the onion. Place all the vegetables into a large glass or ceramic mixing bowl.
Step 2: Prepare the Dressing





