Panda.Dylan

rosemary sprigs (about 2 large or 4 small bunches), divided • 2 to 4lbs whole chickens • extra-virgin olive oil • fresh lemon juice • honey • lemons, 1 halved, 1 sliced into eight 1/4-inch rounds • shallots, peeled • Kosher salt and freshly ground black pepper

all-purpose flour • sugar • cocoa powder • baking soda • salt • cayenne pepper powder • egg, room temperature • unsalted butter, softened • buttermilk • vanilla extract • hot water