Vegetarian Rainbow Pasta Salad with Lemon Vinaigrette

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A bright and refreshing pasta salad featuring tri-color rotini, fresh veggies, and a zesty lemon vinaigrette that appeals to kids and adults alike. This mediterranean-inspired salads (vegetarian) ready in about 25 minutes pairs tri-color rotini pasta, cherry tomatoes, halved, cucumber, diced into 1/4-inch pieces into a side that holds its own next to almost any main — bright, balanced, and quick enough to slot into a weeknight plate. Each serving lands at about 320 calories and feeds 4, so it slots cleanly next to roasted proteins, grain bowls, or weeknight mains. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 15 min Cook: 10 min Serves 4 Mediterranean cuisine 320 cal/serving
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Ingredients

Instructions

  1. Step 1: Bring a large pot of salted water to a boil. Add 8 ounces tri-color rotini pasta and cook for 8-10 minutes until al dente, then drain and rinse under cold water to cool.
  2. Step 2: In a large mixing bowl, combine the cooked pasta with 1 cup halved cherry tomatoes, 1/2 cup diced cucumber, 1/2 cup shredded carrots, 1/4 cup sliced black olives, and 2 tablespoons chopped fresh parsley.
  3. Step 3: In a small bowl, whisk together 1/4 cup extra virgin olive oil, 3 tablespoons fresh lemon juice, 1 teaspoon honey, 1 teaspoon Dijon mustard, 1/2 teaspoon salt, and 1/4 teaspoon black pepper until the dressing emulsifies.
  4. Step 4: Pour the lemon vinaigrette over the pasta and vegetables and toss gently until everything is evenly coated.
  5. Step 5: Refrigerate the pasta salad for at least 30 minutes before serving to allow flavors to meld and serve chilled or at room temperature.

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Frequently asked questions

How long does Vegetarian Rainbow Pasta Salad with Lemon Vinaigrette take to make?

Total time is about 25 minutes (15 min prep + 10 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Vegetarian Rainbow Pasta Salad with Lemon Vinaigrette?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep tri-color rotini pasta from drying out.

Can I substitute ingredients in Vegetarian Rainbow Pasta Salad with Lemon Vinaigrette?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Vegetarian Rainbow Pasta Salad with Lemon Vinaigrette for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Vegetarian Rainbow Pasta Salad with Lemon Vinaigrette vegetarian?

Yes — this recipe is tagged vegetarian based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.