We love juicy beefsteaks for their sweet, intense flavor. Colorful small tomatoes and any crumbled cheese work well here too.
Prepare pasta according to package directions. Toss together hot pasta and vinaigrette in a large bowl. Cool completely (about 30 minutes).
Stir tomatoes and cheese into pasta mixture. Just before serving, stir in arugula; add salt and pepper to taste.
Find recipes with ingredients that you have on hand.