1. Need a fresh duck eggs and do not blame. Be preserved egg quality is not bad 2. Container using frozen eggs. May use any enamel. But must be clean and safe.
Tips 1. fresh duck eggs that must be selected, and there are no flaws to make good quality horse to urinate eggs charged 2. containers used to soak the egg coated container may be used, but they must be clean and safe.
recommendations 1. must be selected fresh duck egg and there is no blemish, and it has to be a horse that is good quality eggs own piss free 2. A container frozen eggs coated container may be used, but must be clean and safe