Duck Magret Ham

You will need a scale. To prepare such a magret or a series of several magrets together the ratio of kosher salt to be used is 4.25 percent of the total weight of each piece of meat. Do not use the total weight of all the magrets because some are heavier than others and the heavier ones will need more salt than the lighter ones. Check the weight of each magret on the price tag, then weigh the amount of salt necessary for each magret of duck. If the amount of spices varies a bit from magret