by 1 inch and press to seal pieces together.
2. with rolling pin, smooth out seam. dough should measure about 18 by 9 inches. use pizza wheel or knife to trim edges straight.
1-inch strip from long side of dough. cut another 1-inch strip from same side.
4. cut 1-inch strip from short side of dough. cut another 1-inch strip from same side. transfer pieces of dough to parchment-lined baking sheet and brush with egg.
5. gently press long strips of dough onto each long edge of dough and brush with egg. gently press short strips of dough onto each short edge and brush with egg.
6. with pizza wheel or knife, trim excess dough 