This Cucumber Tomato Avocado Salad is a refreshing, colorful dish that highlights the best of fresh produce.
With juicy tomatoes, crisp cucumbers, creamy avocado, and a zesty lemon dressing, it’s the perfect side dish for any meal or a light lunch on its own.
Why You’ll Love This Cucumber Tomato Avocado Salad
Fresh and light – perfect for spring and summer
Quick to prepare – ready in 10 minutes
Naturally gluten-free and vegan
Minimal ingredients, maximum flavor
Pairs well with everything – from grilled meats to seafood
Customizable – add your favorite herbs or extras
What You’ll Need (Ingredient Highlights)
Cucumber – crisp and refreshing, diced
Tomatoes – juicy and sweet; use cherry, grape, or Roma tomatoes
Avocado – ripe and creamy, diced just before serving
Red onion – thinly sliced for a mild sharpness
Fresh cilantro or parsley – adds a burst of herbal flavor
Lemon juice – brightens and ties all the flavors together
Olive oil – a light, healthy dressing base
Salt and black pepper – essential seasoning
Pro Tips Before You Start
Use ripe but firm avocados to avoid mushiness
Dice vegetables evenly for the best texture and appearance
Toss gently to preserve the shape of avocado cubes
Add lemon juice right after cutting avocado to prevent browning
Serve immediately for best freshness
How to Make Cucumber Tomato Avocado Salad
Prep the ingredients
Dice the cucumber and tomatoes into bite-sized pieces.
Thinly slice the red onion. Cube the avocado.
Make the dressing
In a small bowl, whisk together olive oil, fresh lemon juice, salt, and black pepper.
Combine the salad
In a large bowl, add the cucumber, tomatoes, onion, and avocado.
Sprinkle with chopped cilantro or parsley.
Toss and dress
Drizzle the dressing over the top. Gently toss until everything is evenly coated.
Serve immediately
Taste and adjust seasoning if needed, then serve fresh.
What to Serve It With
Grilled chicken, steak, or shrimp
Tacos or burritos for a fresh side
Roasted salmon or tilapia
Falafel wraps or Mediterranean platters
Simple quinoa or rice bowls
Variations / Substitutions
Add feta cheese for a Mediterranean touch
Include chickpeas for extra protein
Swap lemon juice for lime juice for a zestier flavor
Use dill or basil instead of cilantro or parsley
Top with toasted seeds like sunflower or pumpkin for crunch
Storage & Leftovers
Best enjoyed fresh: avocado will brown over time
Fridge: Store in an airtight container for up to 1 day
To make ahead: Prep all veggies except avocado and dressing; combine just before serving
Toss gently before serving to refresh the texture
FAQs
Can I use English cucumber instead of regular cucumber?
Yes, English cucumbers are great because they have thinner skin and fewer seeds.
How do I keep avocado from browning?
Toss avocado with lemon or lime juice right after cutting.
Can I add protein to this salad?
Absolutely! Grilled chicken, shrimp, or canned tuna would be great additions.
Is this salad keto-friendly?
Yes, it’s low in carbs and fits well into a keto diet.
Can I substitute tomatoes?
Use any variety you like — grape, cherry, heirloom, or even diced Roma.
Can I make this salad spicy?
Sure! Add diced jalapeños or a pinch of red pepper flakes.
Can I double the recipe?
Yes! Just adjust the seasoning to taste after mixing.
Final Thoughts
This Cucumber Tomato Avocado Salad is everything you crave in a fresh side dish—crisp, juicy, creamy, and packed with flavor.
Whether served alongside a hearty meal or enjoyed on its own, it’s a vibrant and healthy dish you’ll want to make again and again!

Cucumber Tomato Avocado Salad
Ingredients
- 1 large cucumber diced
- 2 cups cherry or grape tomatoes halved
- 1 ripe avocado diced
- 1/4 cup red onion thinly sliced
- 2 tablespoons fresh cilantro or parsley chopped
- 2 tablespoons olive oil
- 2 tablespoons fresh lemon juice
- Salt and black pepper to taste
Instructions
- Dice cucumber and tomatoes. Slice red onion. Cube avocado.
- In a bowl, whisk olive oil, lemon juice, salt, and pepper.
- Combine all veggies in a large bowl. Add chopped herbs.
- Drizzle with dressing and toss gently to coat.
- Serve immediately.
- See full steps with tips & photos → https://wimpysdiner.net/cucumber-tomato-avocado-salad/
Notes
- Best enjoyed right after preparing due to the avocado’s tendency to brown.
- Add a sprinkle of crumbled feta or a dash of chili flakes for a flavor boost.
- Substitute lime juice for lemon if preferred, or use fresh dill for a different herbal note.
- To keep leftovers, store in an airtight container for up to 1 day with plastic wrap pressed directly onto the surface to limit oxidation.