Heat oil in 12-inch nonstick skillet over medium-high heat and cook mushrooms and onion, stirring frequently, until golden, about 12 minutes. Stir in chipotle and cook, stirring occasionally, 1 minute. Stir in Pasta Sauce and Knorr® Reduced Sodium Chicken flavor Bouillon and cook, stirring frequently, until thickened, about 2 minutes.
Meanwhile, combine tomato, onion, cilantro, lime juice and chiles in medium bowl. Serve mushrooms and pico de gallo in tortillas. Top with sour cream. Garnish, if desired, with cilantro.