In a small bowl, whisk the first 7 ingredients until blended. Place roast in a 4- or 5-qt. slow cooker. Pour sauce mixture over top. Cook, covered, on low until pork is tender, 7-9 hours., Remove roast; cool slightly. Skim fat from cooking juices. Coarsely shred pork with 2 forks. Return pork to slow cooker; heat through. Using tongs, serve pork on rolls, adding toppings as desired. Freeze option: Freeze cooled meat mixture in freezer containers. To use, partially thaw in refrigerator overnight. Heat through in a saucepan, stirring occasionally; add broth if necessary. Serve as directed.