Cider-Glazed Brussels Sprouts with Caramelized Onions, Crispy Bacon and Pine Nuts

slices smoked applewood bacon, cut into 1/2" pieces

medium yellow onion, sliced thin

Brussels sprouts (end stems trimmed if needed and discolored leaves removed), halved

sea salt

fresh cracked black pepper

Italian seasoning

pine nuts, toasted or plain

Cider Glaze (recipe below)

apple cider vinegar, plus 2 tablespoons, divided

sugar

brown sugar