Baked Chicken Nuggets (Crispy Parmesan Chicken Nuggets)

chicken breasts (boneless, skinless)

kosher or coarse salt (divided)

black pepper (divided)

buttermilk

breadcrumbs (panko)

parmesan cheese (grated, good quality)

favorite herb blend (optional)

all-purpose flour

butter (melted)

eggs (lightly beaten)