This vibrant pasta salad features tender rotini tossed in a velvety homemade ranch dressing, complemented by sweet cherry tomatoes, crisp cucumbers, colorful bell peppers, and sweet peas. The creamy dressing gets its tang from buttermilk and sour cream, while fresh dill and chives add bright herbal notes. Perfect for summer potlucks, this dish comes together in just 25 minutes and tastes even better after chilling.
The summer I discovered pasta salad was the same summer my neighbor Theresa invited me over for what she called a last minute backyard gathering. I arrived expecting to find her frantically cooking, but instead she was laughing with friends, mixing this enormous bowl of creamy, colorful pasta. She told me the secret was making it ahead, letting everything get friendly in the fridge while you actually enjoy your own party.
Ive made this for everything from baby showers to Tuesday night dinners, and honestly, the flexibility is what keeps me coming back. My kids will eat the vegetables in this salad that they wouldnt touch on a regular dinner plate, and I cant decide if thats because of the ranch coating or the fact that everything is bite sized and fun to eat.
Ingredients
- 340 g (12 oz) short pasta (rotini, penne, or fusilli): The twisted shapes catch the creamy dressing in all their little crevices, and I prefer rotini for how it holds onto the sauce
- 1 cup cherry tomatoes, halved: They burst with juice when you bite into them, creating these little pockets of brightness throughout the salad
- 1 cup cucumber, diced: Adds a satisfying crunch that contrasts perfectly with the tender pasta
- 1/2 cup red bell pepper, diced: Brings sweetness and color that makes the whole bowl look like summer in a dish
- 1/2 cup red onion, finely chopped: The sharp bite cuts through all that creamy richness
- 1 cup frozen peas, thawed: They add little pops of sweetness and hold their shape beautifully after chilling
- 3/4 cup mayonnaise: The creamy backbone of the dressing
- 1/4 cup sour cream: Adds a subtle tang that makes the ranch taste homemade
- 3 tbsp buttermilk (or milk): Thins the dressing to the perfect coating consistency
- 1 tbsp fresh dill, chopped (or 1 tsp dried dill): Fresh dill makes the dressing taste like it came from a restaurant kitchen
- 2 tbsp fresh chives, chopped: Their mild onion flavor brightens the whole dish
- 1 tsp garlic powder: Builds that familiar ranch flavor foundation
- 1 tsp onion powder: Deepens the savory notes
- 1/2 tsp dried parsley: Adds color and subtle herbiness
- 1/2 tsp salt: Essential to bring all the flavors together
- 1/4 tsp black pepper: Provides a gentle warmth
- 1/2 cup shredded cheddar cheese (optional): Makes it feel more substantial and kid friendly
- 1/2 cup cooked and crumbled bacon (optional): Adds smoky, salty richness that takes this over the top
Instructions
- Cook the pasta to perfect tenderness:
- Bring a large pot of generously salted water to a rolling boil and cook the pasta until al dente, then drain and rinse thoroughly under cold water to stop the cooking and cool it down completely
- Whisk up the ranch dressing:
- In a large mixing bowl, combine the mayonnaise, sour cream, buttermilk, fresh dill, chives, garlic powder, onion powder, dried parsley, salt, and pepper until smooth and creamy
- Combine everything with a gentle touch:
- Add the cooled pasta, cherry tomatoes, cucumber, red bell pepper, red onion, and thawed peas to the bowl with the dressing, then fold everything together carefully until each piece is lightly coated
- Add the finishing touches:
- Gently stir in the cheddar cheese and bacon if you are using them, being careful not to mash the ingredients
- Let the flavors get acquainted:
- Cover and refrigerate for at least one hour, though overnight is even better for the deepest flavor development
- Give it one final toss before serving:
- The pasta will absorb some dressing as it chills, so add a splash more buttermilk if needed and adjust the seasoning before bringing it to the table
This pasta salad became my go to contribution the year I hosted weekly summer dinners for friends. Everyone started requesting it specifically, and I loved that I could make it in the morning and actually focus on my guests instead of the kitchen when they arrived.
Make It Lighter
Swap Greek yogurt for half the mayonnaise and sour cream combination, and you will still get that creamy tang without the heaviness. The texture changes slightly, but the fresh vegetables and herbs carry so much flavor that nobody notices the difference.
Best Pasta Shapes
I have tried almost every pasta shape in this salad, and the ones with ridges and curves consistently perform best. Cavatappi and gemelli work beautifully, catching the dressing in their twists and holding onto all those little vegetable pieces.
Meal Prep Magic
This salad actually tastes better on day two, once all the ingredients have had time to meld together in the refrigerator. The flavors deepen and the pasta really absorbs the seasoning.
- Chop all your vegetables the night before and store them in separate containers
- Make the dressing in a jar and give it a good shake before pouring
- Wait to add the bacon until right before serving so it stays crispy
There is something genuinely satisfying about a dish that brings people together and asks so little of you in return. This pasta salad has earned its permanent spot in my summer rotation, and I suspect it will find its way into yours too.
Recipe FAQs
- → Can I make this pasta salad ahead of time?
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Yes, this salad actually tastes better when made a day in advance. The flavors meld together beautifully in the refrigerator, making it perfect for meal prep or party planning.
- → What type of pasta works best?
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Short pasta shapes like rotini, penne, or fusilli are ideal because they catch the creamy dressing well. Their nooks and crannies hold onto the ranch flavor in every bite.
- → How long does this salad keep in the refrigerator?
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Stored in an airtight container, this pasta salad stays fresh for 3-4 days. Just give it a quick stir before serving, as the dressing may settle slightly.
- → Can I lighten up this dish?
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Absolutely! Substitute Greek yogurt for some or all of the mayonnaise and sour cream. This reduces calories while adding protein and maintaining creaminess.
- → What other vegetables can I add?
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Feel free to add diced carrots, broccoli florets, shredded carrots, or black olives. Fresh spinach or arugella also make excellent additions for extra nutrition and color.