Condimenttale. An AU where all the monsters are based or made out of a type of condiment. Alphys is Mayo, Undyne is Oyster Sauce, Sans is Ketchup, Gaster was Mustard, Papyrus was Ketchup, Asgore and Toriel are White Sauce, and so on. Papyrus went missing suddenly, and no one knows where he went. Rumors have it that Sans might've.. ate him, but no one knows. In secret, Ketchup Sans drinks/eats ketchup, it's considered cannibalism so he must hide it. Sans did eat Papyrus, but he keeps it secret.