The storage box on the refrigerator door can usually be removed and cleaned by the following steps: Open the refrigerator door and find the storage box that needs to be cleaned. Remove all food or items from the storage box. Grab the sides of the container with your hands and gently pull it up. Place the container in the sink and wash it with warm water and dish soap. Rinse well with water and dry with a dry cloth. Put the storage box back on the refrigerator door.