03Heat the remaining 1 tablespoon olive oil in the skillet. Add the mushrooms and cook, undisturbed, until browned in spots, about 2 minutes. Season with salt and continue to cook, stirring, until softened, about 3 more minutes. Stir in the tomatoes, garlic and vinegar and cook until the tomatoes begin to soften, about 2 minutes. Return the chicken to the skillet, then add the ravioli, broth and Parmesan; bring to a simmer and cook, stirring occasionally, until the chicken is cooked through, about 4 minutes. Top with the parsley.