Yes. Run a full stream of cold water through the disposer while it grinds. Then let the water run for another 30 seconds after you turn off the disposer.
Grinding a lemon rind helps reduce odors. You may also want to try one of the disposer cleaners, degreasers, or deodorizers that you can buy at the grocery or hardware store or see our Accessories section for the ones we offer.
You may be able to insert an Allen wrench into the bottom of the disposer and "crank" it to help free up a jam. See our complete Troubleshooting Guide for more information.