Ground beef is simmered in a tangy sauce with onion. My Grandfather owned a drive-in restaurant back in the This is his exact recipe for Coney Dogs from back in the day. I make this on special occasions and it is always hit with friends and family. Enjoy.
So yummy! And super easy. I bet the filling would freeze really well, too. I splurged and got butter lettuce for the first time (I would usually use romaine because I couldn't find butter, but they have it at Winco) and it was SO worth it.