To get the fresh khasiko masu you should go to chino hills where you can select on your choice and they will make you ready for you . . i doubt if there is any slaughterhouse that sells one here ,, , or  if you are so keen on khaski masu . . go to Superstore (chinese ko big superstore) that is located at valley blvd and san gabriel in alhambra, thats the palce where  we get sometime