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Tomato Avocado Cucumber and Maui Onion Salad

Tomato Avocado Cucumber and Maui Onion Salad

Tomato Avocado Cucumber and Maui Onion Salad is a creamy yet crunchy summer salad bursting with bright lime, gentle heat, and fresh herbs. This easy, no cook dish is perfect for an easy weeknight dinner or a potluck side, offering vivid color and bold texture in every bite. Make it for warm evenings when you want fresh, fast, and flavorful results.
Prep Time 15 minutes
Total Time 15 minutes
Course Salads
Cuisine American
Servings 4 servings
Calories 200 kcal

Equipment

  • Large Bowl
  • Small Bowl
  • Knife
  • Cutting Board
  • Whisk

Ingredients
  

  • 1 hot house English cucumber, seeded and sliced into 1/4-inch slices Seeded and sliced into 1/4-inch rounds to provide a crisp, cool base with mild sweetness; helps absorb dressing while maintaining a refreshing crunch in each bite. Prepare by removing seeds to reduce excess moisture so salad stays crisp and not watery.
  • 2 avocados, peeled, pitted and sliced into 1/2-inch chunks Peeled, pitted and cut into 1/2-inch chunks to contribute creamy texture and rich, buttery flavor; balances acidity from lime and tomatoes while adding body. Add at the end to avoid mashing and toss gently to keep chunks intact.
  • 8 -10 Campari or cocktail size tomatoes, halved and then quartered Halved and quartered to deliver juicy, slightly sweet acidity and vibrant color; acts as the primary source of fresh tomato flavor and moisture in the salad. Choose ripe Campari or cocktail tomatoes for concentrated taste and consistent size for even distribution.
  • 1/4 Maui onion, thinly sliced Thinly sliced to provide a mild, sweet onion presence that complements the vegetables without overpowering them; contributes subtle sharpness and a delicate crunch. Use a thin cut to allow the onion to meld with dressing and other components quickly.
  • 1 jalapeno, sliced Sliced to add a bright, spicy heat and a touch of vegetal flavor; contributes an adjustable kick that can be included or removed according to heat preference. Remove seeds and membranes to lessen heat, or slice thinly for milder distribution.
  • 1 cup fresh cilantro leaves Fresh leaves to introduce herbaceous, citrusy, slightly peppery notes that brighten the salad; adds aromatic freshness and visual contrast. Use whole or roughly chopped cilantro leaves and add just before serving to preserve their flavor.
  • 2 tablespoons canola oil Used as a neutral oil to bind flavors and carry seasonings; helps create a glossy dressing that coats vegetables without overpowering. Choose canola for its light flavor and high smoke point, emulsifying it with lime juice for balance.
  • Juice of 2 limes, about 1/4 cup Squeezed to provide bright, acidic citrus that balances richness and enhances freshness; lime juice acts as the primary acidic component of the dressing and helps prevent avocado browning. Measure about 1/4 cup for a lively, tangy dressing profile.
  • 1/4 teaspoon chili powder Added in a small amount to impart mild earthy heat and a smoky hint that complements the chili and lime; helps deepen overall flavor without adding fresh chile heat. Sprinkle sparingly to avoid dominating the delicate vegetable flavors.
  • Generous pinch of sugar Used in a generous pinch to soften acidity and round out flavors; a touch of sugar balances tart lime and tomatoes while enhancing natural sweetness. Dissolve into dressing to integrate seamlessly and avoid grainy texture.
  • Kosher salt and freshly ground black pepper Seasoned to taste with kosher salt and freshly ground black pepper to amplify and balance all other flavors; salt enhances natural sweetness while pepper adds subtle warmth. Add incrementally and taste as you go to achieve desired seasoning.

Instructions
 

  • In a large bowl, add the cucumber, avocados, tomatoes, onion, jalapeƱo and cilantro leaves. In a small bowl, mix the canola oil with the lime juice, chili powder, sugar and season with kosher salt and freshly ground black pepper to taste. Pour over the salad ingredients and lightly toss to coat. Serve chilled or at room temperature.: The scent of fresh cilinder no, wait, focus on the produce aromas first; you should notice a bright, green fragrance when you combine the sliced cucumber and the herbal perfume of cilantro . The varied textures are immediately obvious, with the glossy tomato skins giving small pops when pressed gently. Why this matters, the initial mixing ensures the salad components are evenly distributed so each bite is balanced. Troubleshooting tip, be gentle with the avocado to avoid mashing it; a light hand keeps chunks intact and pleasing to the eye.
  • In a small bowl, mix the canola oil with the lime juice, chili powder, sugar and season with kosher salt and freshly ground black pepper to taste: As you whisk the canola oil into the lime juice, notice the dressing emulsify slightly and develop a glossy sheen that clings to a spoon. The citrus lifts aromatics, and the chili powder releases a warm, faintly smoky scent. This technique matters because a well combined dressing coats the ingredients evenly, making every forkful flavorful. A common mistake is overseasoning early; taste and adjust gradually, since the salad will rest and flavors will meld.
  • Pour over the salad ingredients and lightly toss to coat: When you pour the dressing, look for the way it beads on the tomato and glazes the cucumber slices, adding a subtle shine. Tossing gently, lift from the bottom to the top, so the dressing distributes without crushing the avocado . This method keeps textures distinct and prevents the salad from becoming a puree. Avoid vigorous tossing, which can bruise the avocado and create an undesired mushy texture.
  • Serve chilled or at room temperature: Serving chilled emphasizes the refreshing qualities, and you can feel the coolness on the tongue as the crisp cucumber meets creamy avocado . At room temperature the flavors open up and feel more pronounced, so choose based on preference and the weather. The reason this choice matters is temperature shifts flavor perception; colder mutes sweetness slightly, while room temperature highlights it. A typical pitfall is serving too cold right from the fridge without letting it sit five to ten minutes, which can mute aromatics prematurely.

Notes

  • Choose ripe but firm avocados, they should yield slightly to pressure but not be squishy. This ensures creamy texture without turning to mush when mixed, and it preserves attractive chunks in the salad.
  • Seed the cucumber, removing the watery center reduces dilution of the dressing and keeps the salad crisp longer, especially important when serving later at room temperature.
  • Cut tomatoes consistently, aim for similar sized pieces to ensure even distribution of juices and flavor, and to avoid large wet pockets that can overwhelm a bite.
  • Zest a lime into the dressing for an extra bright note, the oils in the zest add aromatic complexity without changing acidity, but add sparingly so it does not become bitter.
  • Mix dressing separately and taste before adding, that way you can calibrate salt and sugar precisely to the produce you are using and avoid overseasoning.
  • Serve within a short window, although the salad holds briefly at room temperature, it is best within two hours for optimal texture and color, after that the avocado will oxidize.
Keyword easy refreshing side dish, Maui onion cucumber salad, summer avocado cucumber salad, tomato cilantro lime salad