Preheat oven to 350 degrees. Cook the noodles according to package directions. In large bowl, mix the noodles, tomato sauce and cheese together well. Pour into large round casserole dish. Pour 1 cup chicken broth over the mixture. Let stand for 15-20 minutes. Pour remaining broth over the mixture and bake for 45-60 minutes or until bubbly in the center. Let stand for 10 minutes before serving.