BBQ Pork Sandwiches

1 Tbsp. vegetable oil
3 1/2 pound boneless pork shoulder roast netted or tied
1 can (10 1/2 ounces) Campbell's condensed French onion soup
1 cup ketchup
1/4 cup cider vinegar
3 Tablespoons packed brown sugar
12 round sandwich rolls or hamburger buns

Heat the oil in a 10 inch skillet over medium high heat. Add pork and cook until brown on all sides. Stir ketchup, vinegar and brown sugar together in a 5 quart slow cooker. Add pork roast and turn to coat. Cover and cook on Low for 8-9 hours or on high for 4-5 hours until pork is fork tender.

Remove from cooker and place on cutting board. Let stand 10 minutes. Using two forks, shred pork and return to cooker. Divide the pork and sauce mixture among the rolls.