Editors’ note: expert sourdough baker Arti Jorgenson makes a wide variety of wild fermented doughs and keeps different starters going all the time, so she’s gotten innovative with her use of “discard.” This laminated biscuit is elevated from side of bread to main event with the chopped ham and shredded cheese. Get creative with your own additions; vary the cheese and meat to customize this quick-to-make winter treat.