next week i will be butchering about 15-20 20 week old orpington roos. this will be my first time have hunted all my life so dont think it will be to difficult but i have some qustions on once i have the bird butchered.do you put them in an ice bath?should i put salt in the water an if so how much?how long should i leave them in there before i package an freeze or eat?thanks for any help will let you all know how it goes.