These brains may look kind of disgusting, but they are a mix of popcorn, white chocolate, marshmallows and jam.
DIY Edible Eyeballs from the Flickr account of Overduebook. The photographer in the comments wrote that this is how she made the eyeballs:
They are really simple to make. Start with a lychee fruit in a can. After they are well drained fill them with strawberry jam/jelly and top with a blueberry.