A bright, tangy Italian pasta salad perfect for summer barbecues and crowd gatherings, featuring fresh veggies, homemade dressing, and tender pasta.
Rinse pasta under cold water after cooking to stop cooking and prevent sogginess. Toss pasta with dressing while still slightly warm for better flavor absorption. Soak diced red onions in cold water for 10 minutes to mellow sharpness if desired. Make ahead and chill for best flavor. Stir in extra olive oil or vinegar if pasta absorbs too much dressing overnight.
Keywords: Italian pasta salad, 4th of July side, crowd-size pasta salad, easy pasta salad, summer barbecue side, rotini pasta salad, homemade Italian dressing