Supreme (cookery) – Wikipedia

To supreme a citrus fruit is to remove the skin, pith, membranes, and seeds, and to separate its segments. Used as a noun, a supreme can be a wedge of citrus fruit prepared in this way. . Sauce. Suprême sauce (sauce suprême) is a rich white sauce made of chicken stock and cream, a sauce suprême. This sauce is often served with chicken dishes.. A dish dressed with a sauce suprême is another …

https://en.wikipedia.org/wiki/Supreme_(cookery)