Tri-Color Pasta Salad {My Favorite Pasta Salad}

-ounce package tri-color rotini pasta, cooked and drained

creamy Caesar dressing

coarse, kosher salt

black pepper

garlic powder

roma tomatoes, diced

black olives, drained and chopped

finely diced red onion (or green onions)

shredded parmesan cheese

fresh basil leaves, cut into strips or torn into pieces, plus more for garnish, if desired

basil pesto

to 1 cup toasted pine nuts (optional – see note for substitutions)