An effervescent beverage containing a grain degradation product which contains creamy and tasty foam having a refreshing texture and a new texture of a prolonged creamy-foam retention is formed on the effervescent beverage upon drinking, a method for dispensing and a dispenser of such effervescent beverage are disclosed. According to the present invention, there is provided a method for dispensing the effervescent beverage containing a grain degradation product by cooling the effervescent beverage and pouring it into a vessel to serve, wherein foam having a snow-like refreshing texture and a new texture of a prolonged creamy-foam retention is formed on the effervescent beverage, said method comprising: forming a slurry containing the extract-frozen microparticles by cooling and stirring the effervescent beverage, preparing the frozen foam of the effervescent beverage containing the extract-frozen microparticles and fine bubbles by cooling and stirring the slurry and incorporating the outside gas into the slurry, and supplying the prepared frozen foam of the effervescent beverage to the effervescent beverage poured into a vessel as a foam component.