<human>: How do you do this: To make a hamburger press,

OPTIONS:
- join two small wood paddles together with a hinge by nailing or screwing the same side of hinge into each paddle.
- join two small wood paddles together with a hinge by nailing or screwing opposite sides of hinge into each paddle.
<bot>: join two small wood paddles together with a hinge by nailing or screwing opposite sides of hinge into each paddle.