There’s something about that sweet-and-savory combo of BBQ sauce and grape jelly that just works. It’s nostalgic, it’s crowd-pleasing, and it’s always the first thing to vanish at a party. But this grape jelly meatball version? It skips the frozen meatballs and takes things up a notch, with homemade meatballs that are tender, flavorful, and still just as easy to pull off.