How do you build a freezer in Minecraft?

To make a working fridge in minecraft, you will need the fallowing materials:

1 Iron door

1 Dispenser (or Dropper)

1 Button

2 Blocks (probably white)

-Place the dispenser on the ground facing where you want the fridge door.

-Place a block on top and to one side of the dispenser.

-Place an iron door in-front of the dispenser so the door is touching the dispenser when closed

-Place the button on the block beside the dispenser.

-Put food in the dispenser.*

* When you press the button the door will open and food will fly out!