Cook spaghetti according to package directions, seasoning the boiling water with one tablespoon of kosher salt. Stir noodles often while cooking. Drain well after cooking until al dente.

In a large bowl, add all your diced veggies, olives, and cheeses.

Then add the cooked and cooled spaghetti on top. Season salad with McCormick Salad Supreme seasoning and garlic powder. Give it all a gentle toss.

Pour Italian dressing over noodles.

Stir mixture carefully until combined.

Cover with plastic wrap and allow to cool for at least two hours before serving.