Pour 1/2 cup sauce into 13x9-inch baking dish; tilt dish to evenly cover bottom of dish with sauce. Dip 1 tortilla in remaining sauce; place on work surface. Spoon 1/4 cup chicken down centre of tortilla; roll up. Place, seam side down, over sauce in baking dish. Repeat with remaining tortillas. Top with remaining sauce; sprinkle with cheese.