Chill the copper in a container.
In a mixing bowl, combine flour, salt, sugar, egg, and butter, then mix well.
Gradually add water until the dough feels smooth and slick.
Roll the dough out to a quarter-inch thickness.
Fill the dough with the beef mixture, then cut it into desired shapes.
Bake in a preheated oven at 350°F for 30 minutes.
