Meanings of fancy fixings in English

And never mind fancy fixings-realgrub is what we want right now.

But for glory hallelujah's sake don't go putting any fancy fixings on the story.

Not a great deal, if there ain't plenty of vinegar and brown paper handy, and I seldom had such fancy fixings in camp.

Mrs. Sykes, as she admitted herself, was no hand at fancy fixings but she was painstaking and conscientious and the bow-tying absorbed all her energies.