Recipe Overview

Why you’ll love it: Ranch pasta salad takes the deli classic to flavor town, thanks to the addition of tangy buttermilk and a packet of ranch seasoning. With fresh veggies, tender pasta, creamy dressing, and cheddar, this pasta salad is a favorite for cookouts and picnics.

How long it takes: under 30 minutes
Equipment you’ll need: mixing bowls, large pot for cooking pasta, colander
Servings: 10

Ranch pasta salad, with a wooden serving spoon.
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Is it even a backyard barbecue if you don’t have a scoop of pasta salad and potato salad on the side with your hot dog or turkey burger?

Unfortunately, some pasta salads are a little one-note, and that note is usually mayo. Others have a light vinaigrette, which gives the salads a zippy flavor but you might miss the creaminess. Ranch pasta salad is smack dab in the middle of the Venn diagram of flavor and creaminess.

In other words, ranch pasta salad is the best pasta salad. The dressing is creamy, the flavor is bold and tangy, and it has plenty of mix-ins for lots of additional texture and flavor.

Reasons To Love Ranch Pasta Salad

  • One word: RANCH. Whether it’s jalapeño ranch dip or healthy ranch dressing, there’s something about ranch dressing that’s just irresistible. (There’s a reason Instant Pot crack chicken pasta has that name.) Ranch brings everyone to the table, guaranteeing that this ranch pasta salad will be a crowd-pleaser.
  • Plenty for a party. While you can also make this ranch pasta salad to have for lunch throughout the week, it’s fantastic for picnics and barbecues because it makes 10 very generous servings, or up to 20 smaller servings if it’s being served with other sides.
  • Packed with veggies. Pasta salad is good but it’s the extra stuff that really makes it shine. Here we have cherry tomatoes, cucumber, bell pepper, red onion, olives, and cheddar to add lots of flavor and different textures.
  • Easy to make. As with most pasta salad recipes, this one’s a cinch! It comes together in just under 30 minutes and you can get a head start by chopping the vegetables or mixing the dressing in advance.

Cooking Tip

It’s important to generously salt the pasta water when making pasta salad. This seasons the pasta from the inside as it absorbs the cooking water, making your ranch pasta salad much more flavorful.
Overhead view of ingredients needed for recipe.

Ingredient Notes

I’ll get you started on the recipe, with notes and tips to help out. Scroll down to the recipe card for measurements, instructions, and nutrition information all in a printable format.

  • Uncooked Pasta: I like to use tricolor rotini but penne, elbow macaroni, or other shapes work too. Choose your favorite pasta or use what you happen to have in your pantry.
  • Mayonnaise: Real mayonnaise is the key to a rich, creamy dressing. We all have our favorite brand and any of them will work here! By the way, mayonnaise is not the same as salad dressing (such as Miracle Whip) and shouldn’t be used interchangeably.
  • Sour Cream: I like to add a dollop of sour cream to the dressing which amps up the tanginess factor. Full-fat sour cream will give you the richest dressing but a lighter variety is absolutely fine.
  • Buttermilk: Tangy buttermilk is what makes ranch dressing so great. If you happen to have extra buttermilk after you make this recipe, freeze the leftovers for another day (use it for herbed buttermilk biscuits or to make fluffy buttermilk pancakes!).
  • Ranch Seasoning Mix: Use a store-bought packet or about 3 tablespoons of my homemade ranch seasoning.
  • Cherry Tomatoes: Grape tomatoes are also fine. Larger tomatoes are a bit too juicy when diced; you don’t want a soggy ranch pasta salad.
  • Cucumber: A tender-skinned English cucumber is best but Persian cucumbers work too. If you use a garden cucumber, peel it and scoop out the seeds.
  • Red Bell Pepper: Orange or yellow also work as they have a similar flavor. If you prefer green bell peppers, that’s fine, too.
  • Red Onion: The flavor of the onion will mellow a bit in the salad so don’t worry if you’re not usually a fan of raw onion! I often use this method to reduce the sharp bite of onions: Soak the cut onions in ice water for 10 minutes or so. Drain well and pat dry before using in the salad.
  • Black Olives: Olives are optional but if you’re an olive lover, they really do add a lot of flavor to the salad.
  • Sharp Cheddar Cheese: Sharp cheddar has a more assertive flavor, which allows it to hold its own against the big ranch flavors in the dressing.
  • Fresh Parsley: You can use either curly leaf parsley or flat leaf parsley as an optional garnish.

A Note About Buttermilk

Did you know you can buy powdered buttermilk to keep on hand? Simply reconstitute it with water when  you need buttermilk for a recipe. Powdered buttermilk will keep in the pantry until you open the container. Once it’s been opened, it should be stored in the refrigerator where it will keep for up to a couple of years. Another budget-friendly option is to make your own buttermilk with vinegar or lemon juice and milk. Homemade buttermilk like this works well in baked goods but I don’t recommend it for this salad.

How To Make This Pasta Salad Recipe

Cook the pasta in a pot of salted water according to the package instructions until it’s al dente. Drain the pasta and rinse it under cold water. Drain well after rinsing. Excess water can make your pasta salad watery.

Tricolor rotini in a black colander.

Make dressing. In a medium bowl, whisk the mayonnaise, sour cream, buttermilk, and ranch seasoning mix. Season to taste with salt and pepper and adjust the consistency if needed by adding a little more buttermilk.

Combine pasta and veggies. In a large mixing bowl, combine the pasta with the cherry tomatoes, cucumber, bell pepper, red onion, black olives, and shredded cheese.

Add dressing. Pour the ranch dressing over the pasta and veggies. Gently toss to coat.

Chill. Cover the bowl with plastic wrap, then chill in the refrigerator for at least 1 hour. Garnish with parsley, then serve.

Parsley added to ranch pasta salad, wooden spoon in.

Possible Recipe Variations

  • Use yogurt instead of mayonnaise. To lighten things up a bit, you can substitute plain yogurt or Greek yogurt, or use any combination of yogurt and mayonnaise. Keep in mind yogurt will change the flavor slightly and the salad may not keep as well in the fridge because yogurt tends to separate and get a little watery (a good stir will solve that problem).
  • Add protein: Instant pot shredded chicken, crumbled air fryer bacon, or cubed ham can all be tossed into this ranch pasta salad to make it more filling. If you’re looking for a vegetarian option, I like to add canned chickpeas to the salad (rinsed and drained).
  • Make it gluten-free: Use your favorite gluten-free pasta in this recipe and make sure your ranch seasoning is also gluten-free. If you’re using a pasta that tends to break apart (like some of the legume-based pastas), I recommend cooking to barely al dente to keep the pasta intact after tossing.

What To Serve With Pasta Salad

Ranch pasta salad, close up, showing ingredients coated in dressing.

Make Ahead Ideas

Get a head start: Cut the vegetables, make the dressing, or cook the pasta a day in advance; refrigerate separately until ready to use. If you prefer, the salad can be made up to 2 days ahead of time and refrigerated.

Storing Leftover Salad

Store leftovers in an airtight container in the refrigerator for up to 4 days. I don’t recommend freezing this recipe; mayo doesn’t freeze and thaw well, nor do fresh vegetables. Remember, if the salad has been sitting out at a potluck or cookout for more than 2 hours, it probably should be discarded.

Meal plan 78 preview image showing photos of recipes included.

Free Meal Plan

Interested in a weekly meal plan that includes this recipe? Take a look at Meal Plan #78. You’ll find a wholesome recipe for each weekday plus a categorized grocery list. We add a new meal plan weekly.

More Pasta Salad Recipes

Recipe

Ranch Pasta Salad

5 from 1 vote
Prep Time: 20 minutes
Cook Time: 7 minutes
Total Time: 27 minutes
Servings: 10 servings
Ranch pasta salad takes the deli classic to flavortown thanks to the addition of tangy buttermilk and a packet of ranch seasoning.
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Ingredients 

  • 12 ounces (about 3 cups) uncooked pasta (such as tricolor rotini, penne, or elbow macaroni)
  • 1 cup mayonnaise (see note)
  • ½ cup sour cream (full fat or low fat)
  • ¼ cup buttermilk
  • 1 pkg. (1 oz.) ranch seasoning mix (about 3 tablespoons)
  • 1 cup halved cherry tomatoes
  • 1 cup diced cucumber (½ an English cucumber)
  • ½ cup diced red bell pepper (½ a bell pepper)
  • ½ cup finely chopped red onion (¼ of one large onion)
  • ½ cup black olives, sliced (optional)
  • ½ cup shredded sharp cheddar cheese
  • ¼ cup fresh parsley, chopped (optional, for garnish)
  • salt and pepper, to taste

Instructions 

  • Bring a large pot of salted water to a boil. Add the pasta and cook according to the package instructions until it's al dente. Drain the pasta and rinse it under cold water to stop the cooking process. Drain well and cool completely.
    12 ounces (about 3 cups) uncooked pasta
  • In a medium bowl, whisk together the mayonnaise, sour cream, buttermilk, and ranch seasoning mix. Taste and add salt and pepper as desired. If you like a thinner dressing, you can add a little more buttermilk.
    1 cup mayonnaise, ½ cup sour cream, ¼ cup buttermilk, 1 pkg. (1 oz.) ranch seasoning mix
  • In a large mixing bowl, combine the cooked and cooled pasta with the cherry tomatoes, cucumber, red bell pepper, red onion, black olives (if using), and shredded cheddar cheese.
    1 cup halved cherry tomatoes, 1 cup diced cucumber, ½ cup diced red bell pepper, ½ cup finely chopped red onion, ½ cup black olives, sliced, ½ cup shredded sharp cheddar cheese
  • Pour the ranch dressing over the pasta and veggies. Gently toss until the salad is well coated with the dressing.
  • Cover the bowl with plastic wrap or a lid and refrigerate the pasta salad for at least 1 hour before serving. This allows the flavors to blend.
  • Just before serving, taste the salad and add more salt and pepper, if needed. Garnish the salad with fresh parsley for a pop of color and freshness. Serve ranch pasta salad as a side dish for picnics, barbecues, or alongside your favorite grilled meats.
    ¼ cup fresh parsley, chopped, salt and pepper, to taste

Notes

  • Ranch seasoning: I use Hidden Valley Original Ranch Salad Dressing & Seasoning Mix (1 oz. pkg.).
  • Lighten it up: Substitute plain yogurt or plain Greek yogurt for all or some of the mayonnaise.  
  • Storage: Refrigerate salad for up to 4 days in an airtight container. Stir well before serving. 
  • Make ahead ideas: Cook the pasta, stir up the dressing, and cut up the veggies up to a day ahead of time. Store separately in containers. Mix the pasta, veggies, and dressing until combined, about an hour before serving. 

Nutrition

Serving: 1cup, Calories: 356kcal, Carbohydrates: 31g, Protein: 7g, Fat: 23g, Saturated Fat: 5g, Polyunsaturated Fat: 10g, Monounsaturated Fat: 6g, Trans Fat: 0.04g, Cholesterol: 23mg, Sodium: 512mg, Potassium: 196mg, Fiber: 2g, Sugar: 3g, Vitamin A: 621IU, Vitamin C: 16mg, Calcium: 79mg, Iron: 1mg

Nutrition information is automatically calculated, so should only be used as an approximation.

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