Shaved lamb rolls raw material ice lamb is how to do it

Buy back the lamb (preferably the meat on the thigh of the sheep) washed water control (without water control is not easy to cut) with plastic wrap rolled into a cylindrical shape (rolled not too large after all, is a family meal too large is not easy to cut) into the freezer refrigerator freezer for one night to remember in the preparation of cutting the first three hours of the lamb must be placed in the freezer inside (so that the lamb is not very hard to cut the side of the time a little)