Fresh 10 1/2 pound whole pork shoulder hams, bone in, skin on, each dried to 7 pounds • To airdry: seasalt, 1.75% per pound of fresh ham, plus prague #1 dry curing salt, 0.25% per pound with 6.25% sodium nitrate, to arrive at 156 ppm level recommended by USDA • white wine vinegar to wash salt off the hams after curing, before drying • lard minced with teaspoon seasalt to grease the meat side of the ham while drying