Heat dressing in large skillet on medium-high heat.
Add tomatoes and onions; cook and stir 5 to 6 min. or until onions are tender.
Stir in broth and cream cheese; cook 3 min. or until cream cheese is melted and sauce is well blended, stirring frequently. Gently stir in Italiano Ravioli; cook 2 to 3 min. or until heated through.