My preferred diet is the foods that are in season in the place where I am.
They are the preferred diet of larvae of certain lepidopterans.
While the preferred diet of cuttlefish is crabs and fish, they feed on small shrimp shortly after hatching.
Be warned: the owner and chef Andy Yates' preferred musical diet is soft rock.
A more gradual approach is encouraging the child to try out one new food each day in the context of the preferred diet.
However, they are easily nauseated by things outside their preferred diet - to the point of projectile vomiting.
Cannibalism not only ran rampant, it was the preferred diet in some places.
More recently, of course, the preferred diet, at least for cancer prevention, has been to eat foods low in fat.
Thin soil, preferably alkaline, in full sun, is their preferred diet.
Such fungi are the preferred diet of the snail.