A great salad dressing comes down to a tasty balance of tanginess, saltiness, and richness. The classic ratio for a French vinaigrette is ... go for lemon, but lime or orange will work too.
plate up the pasta salad and top with the dressing. Alternatively you could toss the pasta salad with the vinaigrette if you intend to eat it all right away. Otherwise the noodles will swell and ...