Deviled eggs can be turned into eyeballs by using olives.
Cut meatloaf into bat shapes and serve with blood (ketchup).
Spaghetti and meatballs can be renamed nightcrawlers with eyeballs.
French fries and chicken strips can be called witches fingers. Use ranch dressing dyed green for slime dipping.
Stuffed pasta shells could be called Snail Shells stuffed with Rat Spleens. Sloppy Joes can be called Mashed Brains served on Cow Tongues.
Side dishes could be steamed maggots(rice), rotting teeth (corn).
USE YOUR IMMAGINATION! HAPPY HALLOWEEN! BOO!