Marinated Cucumbers Onions Tomatoes

Featured in: Seasonal Inspired Recipes

Marinated cucumbers, onions, and tomatoes offer a refreshing blend of crisp textures and vibrant flavors. Fresh vegetables are thinly sliced then tossed in a zesty vinaigrette made with vinegar, olive oil, garlic, and seasonings. After marinating, the vegetables absorb all the flavors, providing a bright and tangy side perfect for picnics, barbecues, or weekday meals. A sprinkle of fresh herbs finishes the dish, making it ideal for summer gatherings or any meal needing a crunchy, flavorful complement.

Updated on Fri, 31 Oct 2025 08:12:00 GMT
Crisp Marinated Cucumbers, Onions, and Tomatoes tossed in zesty homemade vinaigrette.  Save Pin
Crisp Marinated Cucumbers, Onions, and Tomatoes tossed in zesty homemade vinaigrette. | fabulousdishesby.com

This Marinated Cucumbers, Onions, and Tomatoes recipe is a refreshing and flavorful side dish, perfect for summer gatherings or everyday meals. Crisp cucumbers, juicy tomatoes, and zesty onions are marinated in a tangy vinaigrette, creating a vibrant and delicious salad.

I first tried this salad at a picnic, and it was such a hit that I've been making it for every cookout since. It brings back memories of sunny afternoons with friends and family gathered around the table.

Ingredients

  • Cucumbers: 2, thinly sliced
  • Tomatoes: 1 pint cherry or grape, halved
  • Onion: 1 small red or white, thinly sliced
  • Vinegar: 1/4 cup apple cider vinegar or red wine vinegar
  • Olive oil: 2 tbsp extra virgin
  • Garlic: 1 clove, minced
  • Fresh herbs: 1 tbsp chopped parsley or dill
  • Salt and pepper: to taste
  • Red pepper flakes: 1/2 tsp (optional)

Instructions

Prep Vegetables:
Wash and slice the cucumbers, halve the tomatoes, and thinly slice the onion.
Make Marinade:
In a mixing bowl, whisk together vinegar, olive oil, garlic, salt, and pepper. Add red pepper flakes if using.
Combine Ingredients:
Combine cucumbers, tomatoes, and onions in a large bowl.
Marinate:
Pour the marinade over the vegetables and toss gently to coat evenly.
Chill and Serve:
Cover and refrigerate for at least 30 minutes, preferably a few hours or overnight. Toss again before serving and garnish with fresh herbs.
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My kids love helping me toss the salad, and it always disappears quickly at family BBQs.

Serving Suggestions

Serve chilled alongside grilled meat or fish, or scoop onto sandwiches and wraps for extra crunch.

Storage Tips

Keep leftovers in an airtight container in the fridge for up to 2 days. The flavors intensify and vegetables stay crisp.

Variations

Add feta cheese, chickpeas, or avocado for extra richness, or swap out the vinegar for lemon juice for a citrus twist.

Vibrant Marinated Cucumbers, Onions, and Tomatoes, perfect for summer picnics or barbecues.  Save Pin
Vibrant Marinated Cucumbers, Onions, and Tomatoes, perfect for summer picnics or barbecues. | fabulousdishesby.com

This salad adds a pop of color to any meal and always impresses with its vibrant flavors.

Recipe FAQs

What kind of vinegar works best?

Apple cider vinegar or red wine vinegar add a tangy kick to the marinade and complement the vegetables well.

Can fresh herbs be substituted?

Yes, parsley and dill both enhance the flavor profile, but basil or cilantro work nicely, too.

How long should vegetables marinate?

At least 30 minutes are recommended, but longer marinating (a few hours or overnight) deepens the flavors.

Is this dish served cold or at room temperature?

It's most refreshing when served chilled, straight from the refrigerator.

What type of tomato is preferred?

Cherry or grape tomatoes, halved, offer vibrant sweetness and juicy texture ideal for this mix.

Can the spice level be adjusted?

Red pepper flakes can be added or omitted based on your preferred level of heat.

Marinated Cucumbers Onions Tomatoes

Cucumbers, tomatoes, and onions marinated in tangy vinaigrette create a bright salad perfect for warm days.

Prep Duration
12 min
Time to cook
10 min
Overall duration
22 min
Posted by Fabulous dishes by Vanessa Collins


Skill level Easy

Cuisine style American

Servings made 4 Number of servings

Dietary details Vegan-friendly, Without dairy, No gluten

Ingredient list

Salad Components

01 2 medium cucumbers, thinly sliced
02 1 pint cherry tomatoes or grape tomatoes, halved
03 1 small red onion or white onion, thinly sliced

Vinaigrette

01 1/4 cup apple cider vinegar or red wine vinegar
02 2 tablespoons extra virgin olive oil
03 1 clove garlic, minced
04 1 tablespoon fresh parsley or dill, finely chopped
05 Salt, to taste
06 Black pepper, freshly ground, to taste
07 1/2 teaspoon red pepper flakes, optional

Step-by-Step Guide

Instruction 01

Prepare Vegetables: Rinse cucumbers, tomatoes, and onion. Thinly slice cucumbers and onion. Halve cherry or grape tomatoes.

Instruction 02

Form Vinaigrette: In a mixing bowl, vigorously whisk together vinegar, olive oil, minced garlic, salt, black pepper, and optional red pepper flakes until fully emulsified.

Instruction 03

Mix Salad Base: In a large bowl, combine sliced cucumbers, halved tomatoes, and sliced onions.

Instruction 04

Marinate Salad: Pour the prepared vinaigrette evenly over the vegetables. Toss gently to ensure all pieces are thoroughly coated.

Instruction 05

Refrigerate: Cover and refrigerate for at least 30 minutes. For optimal flavor development, marinate up to several hours or overnight.

Instruction 06

Garnish and Serve: Toss the salad before serving. Garnish with freshly chopped parsley or dill.

Equipment needed

  • Chef's knife
  • Cutting board
  • Large mixing bowl
  • Whisk
  • Small mixing bowl
  • Plastic wrap or lid for covering

Nutrition details by serving

These details help guide you, but be sure to consult a healthcare professional when needed.
  • Kcal: 92
  • Lipids: 6.1 g
  • Carbohydrates: 9.5 g
  • Protein: 1.6 g