You may be wondering the best way to prepare meatballs for a super bowl party or the NFL playoffs. These simple meatballs are prepared in the slow cooker and only consist of three ingredients—frozen meatballs, grape jelly and chili sauce. Simply mix all of the ingredients together in the slow cooker and you will have this delicious appetizer prepared in no time at all. These are sometimes called cocktail meatballs or grape jelly meatballs. This is a very easy recipe to prepare for the Superbowl that can easily be made along with other dishes. Enjoy.