A Real hamburger from thin board!
One of famous magic effects on Youtube is YOURS!!
Magician shows a menu board.
There are pictures of different hamburgers on the menu..
Magician displays the both sides of menu board, then stands it on the table.
Now the magician displays that his both hands are empty and brings his hands in front of hamburgers picture, then
He retrieves a real, eatable (edible) hamburger from the thin board.