(If you also have a sore mouth, sore gums, or a sore throat, talk to your doctor, nurse, or registered dietitian. They can suggest ways to help you without hurting the sore areas.) Choose and prepare foods that look and smell good to you.
1 Ravensara (R.aromatica) smells of a Cinnamon-Eucalyptus, and is also considered not as Therapeutic, but is used a lot for its Fragrance.  Ravintsara (Cinnamomum camphora) smells more of a Champhor-Eucalyptus, and is used when it is needed for Therapeutic purposes like respiratory help or shingles.
I see and smell (much to my dismay sometimes) the microorganisms everyday. Staphyloccocus aureus: smells like a strong skin like smell with a secondary smell of bread. Pseudomonas aeruginosa: initial smell of grapes with a secondary smell of tortillas. Eikenella corrodens: bleach.