Easy Confetti-Pasta Salad
["1 (8 oz.) pkg. shell macaroni (uncooked)", "3 c. fresh broccoli flowerets", "1 (6 oz.) can small pitted ripe olives, drained", "1 sweet red pepper, cut into thin strips", "1 c. small cherry tomatoes", "2 small yellow squash, sliced", "2 carrots, scraped and sliced", "1/4 c. thinly sliced green onions", "1/4 c. grated Parmesan cheese", "1 (8 oz.) bottle Caesar salad dressing (Paul Newman)"]
["Cook macaroni according to package directions. Drain. Rinse with cold water. Drain again. Layer half each of pasta and next 8 ingredients in large (2 1/2-quart) bowl. Drizzle with half of salad dressing. Repeat layering with remaining ingredients. Cover and chill at least 8 hours. Toss gently before serving, if desired. Yields 10 to 12 servings. Actually up to 20. Serves 20. Must do ahead."]
["shell macaroni", "fresh broccoli flowerets", "olives", "sweet red pepper", "tomatoes", "yellow squash", "carrots", "green onions", "Parmesan cheese", "Newman"]