Whisk flour, salt, nutmeg, and sugar in a medium mixing bowl
Add the cubed butter into the flour mixture and rub in with your fingertips until the ingredients reach a sandy consistency
Stir in currants or raisins to flour mixture
Beat eggs and buttermilk together quickly in a small bowl
Stir egg mixture into flour mixture to form a dry, shaggy dough
Gather dough into a disk on a large piece of cling wrap
Refrigerate dough for at least 1 hour or place in freezer for at least 30 minutes
Roll out onto a floured work surface to approximately 1/4"
Cut out disks with the cookie or biscuit cutter and set aside, gather and roll dough scraps as needed to use all of the dough
Heat a griddle pan or skillet on medium low heat
Working in batches, swirl pan with butter and place as many dough disks as will fit with room to flip in the pan
Cook until dry and golden brown on first side (4-5 minutes) then flip to cook the other side to the same
Remove from pan and sprinkle immediately with sugar
Allow to cool completely before placing in a container