improvise: im-pro-vise (v) - to make or fabricate out of what is conveniently on hand. Merriam-Webster
i.e. having the staff at Red Robin make your 3 year old, tantrum throwing, nut allergic son, the pizza dinner which is not on the approved allergy menu, but which he absolutely HAS TO HAVE, with ketchup instead of their potentially cross-contaminated red sauce.
Red Robin! YUMMMMMMM!
Red Robin! YUMMMMMMM!