Pesto and Sundried Tomato Macaroni Salad is a dish that masterfully blends beloved Italian flavors with the hearty charm of a classic American pasta salad. Originating from a desire to fuse traditional Mediterranean ingredients with the practicality and popularity of a chilled macaroni salad, this recipe offers a refreshing yet deeply savory twist on a potluck staple.
At its heart, this salad pays homage to the sun-drenched regions of Italyโparticularly Liguria and the southโwhere bright green basil pesto and richly flavored sun-dried tomatoes are pantry staples. By integrating these elements into a cool pasta-based dish, this recipe brings a sense of rustic, trattoria flair into everyday meals like lunches, picnics, and summer gatherings.
The key to this saladโs appeal lies in its harmony of textures and flavors: al dente elbow macaroni acts as the perfect vehicle for the creamy pesto-based dressing, absorbing the herbs and aromatics without becoming soggy. The pesto itselfโa blend of basil, Parmesan, pine nuts, olive oil, and garlicโoffers bold, aromatic notes that are softened and made more spreadable with a bit of mayonnaise and a splash of vinegar and citrus. This clever emulsification creates a glossy, tangy dressing that clings to the pasta beautifully, tying all the ingredients together.
Adding to the complexity are the mix-ins: oil-packed sun-dried tomatoes bring a deep, sweet-tart intensity, while fresh cherry tomatoes offer bright juiciness. Roasted red bell peppers and finely diced red onions contribute color, crunch, and a mild smokiness, while briny Kalamata olives and creamy mozzarella pearls create bursts of richness and salt. Toasted pine nuts round out the salad with a buttery crunch, and fresh basil ribbons stirred in at the end lend a vivid, herbal perfume that elevates each bite.
Developed with both convenience and flavor in mind, this salad is surprisingly prep-friendly. Itโs designed to chill before serving, allowing the flavors to bloom and meldโwhich makes it an ideal make-ahead choice for gatherings or meal prep. The addition of reserved pasta water in the dressing not only loosens the texture without dilution but is a classic trick straight from Italian pasta technique, showing how tradition enhances even the simplest dishes.
What truly sets this macaroni salad apart is its versatility. While vegetarian as written, it can easily be customized with the addition of sliced salami, diced provolone, or even grilled chicken for a heartier option. You can swap out white pasta for whole-wheat elbows to add nuttiness and fiber, or play with herbs like parsley or mint depending on the season.
In essence, this Pesto and Sundried Tomato Macaroni Salad is a love letter to both the refined, built-up flavors of Italian cuisine and the casual comfort of American cookout culture. Itโs a dish that feels both familiar and surprisingโcomforting yet bright, indulgent yet capable of fitting seamlessly into nutritious weekly menus. Whether served at a rustic summer lunch or plated alongside grilled fare at a backyard barbecue, this salad is always a refreshing crowd-pleaser.
Pesto and Sundried Tomato Macaroni Salad
Equipment
- Large pot
- Colander
- Large mixing bowl
- Skillet
- Whisk
- Measuring cups and spoons
- Chefโs Knife
- Cutting board
- Microplane or fine grater
Ingredients
For the Pasta & Mix-Ins:
- 2 tbsp Kosher salt for the pasta water
- 12 oz elbow macaroni dry
- โ cup pine nuts for toasting
- ยฝ cup sun-dried tomatoes oil-packed, drained and thinly sliced
- 1 cup cherry tomatoes halved
- ยฝ cup roasted red bell pepper jarred, drained and diced
- โ cup red onion finely diced
- ยฝ cup fresh mozzarella pearls drained
- ยผ cup Kalamata olives pitted and sliced
For the Pesto Dressing:
- ยฝ cup basil pesto fresh, refrigerated
- โ cup mayonnaise
- ยผ cup extra-virgin olive oil
- 2 tbsp red wine vinegar
- 1 tbsp fresh lemon juice
- ยผ cup Parmesan cheese finely grated
- 1 clove garlic small, finely grated
- ยฝ tsp freshly ground black pepper
- ยฝ tsp Kosher salt plus more to taste
- 2 tbsp reserved pasta cooking water as needed to thin
For Finishing & Garnish:
- ยฝ cup fresh basil leaves thinly sliced (ribbons)
- 2 tbsp Parmesan cheese shaved, for serving
Instructions
- Salt the Water: Fill a large pot with water and bring to a rolling boil. Season generously with 2 tbsp kosher salt so the pasta is well-seasoned from within.
- Toast the Pine Nuts: While the water heats, set a dry skillet over medium heat and toast the pine nuts, stirring, for 3โ4 minutes until golden and fragrant; transfer to a plate to cool.
- Cook and Cool the Pasta: Add the macaroni to the boiling water and cook until al dente, about 7โ8 minutes. Reserve 2 tbsp pasta water, then drain and rinse the pasta under cold running water to stop the cooking; drain very well and transfer to a large mixing bowl to cool completely.
- Add Mix-Ins: To the cooled pasta, add the sun-dried tomatoes, cherry tomatoes, roasted red pepper, red onion, mozzarella pearls, and Kalamata olives. Toss gently to distribute.
- Whisk the Pesto Dressing: In a small bowl or measuring jug, whisk together pesto, mayonnaise, red wine vinegar, lemon juice, grated Parmesan, garlic, black pepper, and 1/2 tsp kosher salt until glossy. While whisking, stream in the olive oil until emulsified, then whisk in 1โ2 tbsp reserved pasta water to loosen to a pourable consistency.
- Dress and Season: Pour the dressing over the pasta and fold with a spatula until every elbow is evenly coated. Taste and adjust with a pinch more salt or a splash of vinegar/lemon for brightness as needed.
- Chill: Cover and refrigerate for 30 minutes to allow the flavors to meld and the dressing to cling.
- Finish and Serve: Fold in the basil ribbons and toasted pine nuts just before serving. Garnish with shaved Parmesan and serve cool.
Notes
Chefโs Tips:
- Rinse the pasta thoroughly after cooking to remove excess surface starch; this keeps the dressing silky rather than gummy.
- Emulsify the Dressing: Whisk the olive oil in gradually until the sauce turns glossy and slightly thickโthis helps it cling to the macaroni.
- Reserve pasta water before draining; its starch gently loosens the dressing without diluting flavor like plain water.
- Fold in basil and pine nuts at the end to preserve their perfume and crunch.
- Make-Ahead: The salad can be assembled (without basil and nuts) up to 1 day ahead. Refresh with a spoonful of pesto or a splash of lemon before serving.
- Variations: Swap mozzarella for diced provolone, add diced salami for heartiness, or use whole-wheat elbows for a nuttier chew.