JJ Muggs Stadium Grill is located a foul ball away from Roger Dean Stadium in Jupiter, Florida.come in and enjoy a bite to eat before or after watching Major league Baseball teams the Florida Marlins or St. Louis Cardinals. If you're not into baseball, no worries, because we're all about sports and great food. We've got a full menu for everyone to enjoy that includes appetizers, wings, burgers, soups, salads, hot dogs, pizza, chicken, and much more! Our Fast And friendly staff will ensure you have a great experience.