Ruby Error

#!/usr/local/bin/ruby -w

Class Food
  def initialize(name = "Pasta")
    @name=name
    @eaten=false
    puts "Delicous #{@name} has been created!"
  end

  def eat()
    if not @eaten
      puts "You eat the #{@name}."
      @eaten=true
    else @eaten
      puts "You bite into nothing."
    end
  end
end

g=Food()
g.eat()