3 Redstone torches, 2 sugar cane, 1 iron block, 3 wheat(planted in ground), 1 Ink
1 use, produces a bound rune
When the bound rune is created, you can right click on blocks and a cake will be created.
Right click the rune with a clay ball, this will enchant the item and you can then right click blocks and create cake. The Ink block should be beneath the iron block