What is the meaning of fixings?

noun

• The act of putting something in working order again.
  • synonyms: repair, fix, fixing, fixture, mend, mending, reparation
• Restraint that attaches to something or holds something in place.
  • synonyms: fastener, fastening, holdfast, fixing
• The sterilization of an animal.
  • usage: "they took him to the vet for neutering"
  • synonyms: neutering, fixing, altering
• Histology) the preservation and hardening of a tissue sample to retain as nearly as possible the same relations they had in the living body.
  • synonyms: fixation, fixing
• Food that is a component of a mixture in cooking.
  • usage: "the recipe lists all the fixings for a salad"
  • synonyms: ingredient
• The accessories that normally accompany (something or some activity. )
  • usage: "an elaborate formal dinner with all the fixings"; "he bought a Christmas tree and trimmings to decorate it"
  • synonyms: trimmings