Spray inside of 4-quart slow cooker with PAM® Original No-Stick Cooking Spray. Place chicken, onion, jalapeño peppers and Manwich® Original Sloppy Joe Sauce in slow cooker. Cover; cook on low 8 hours or until chicken is tender.
Transfer chicken to cutting board; shred. Return chicken to slow cooker. Sprinkle with salt; stir. Reduce heat to warm. Serve in rolls.