Answer:
A colorful cuisine without flesh
Born in the past, but only lives in the present. Sometimes false, always personal.
Its days are numbered.
If you drop me I'm sure to crack. But give me a smile and I'll always smile back.
I occur twice in eternity. And I'm always within sight.
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.