Twist rope around the can and glue it in place. See Picture. You might wish to cut the rope into a number of pieces and glue each one to the can. Yon can twist each piece to whatever shape you wish hefore von glue it in place.
Make sure that the glue is dry hefore you begin printing with the can roller.
I’ut some tempera or poster paint in the pie tin. Koll the can in the paint. The paint will stick to the rope, but not to the can.